Att_0010_Clarifications_for_Drawings_and_Specifications.xlsx

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60mm/81mm/120mm/155mm (Main & Drogue) Mortar and Artillery Parachutes
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W52P1J-15-R-0012
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Sheet 1

60mm parachute, Part Number 9345345
Material DescriptionMILSPEC RequiredDrawing NumberClarification
CANOPY, LIGHT WEIGHT NYLON CLOTH TYPE I, 1.1 OZ/SQ YDPIA-C-70209345346As for color of the canopy, reinforcing tapes, and thread; there is no specified color in the TDP. The only requirement is that the color of the canopy must contrast the color of the thread (see note 5 of drawing 12577653, note 6 of drawing 9345346, and note 6 of drawing 9381631). This is to allow for inspection of the stitching on the parachute. As long as the stitching is visible the contractor can use any color they would like; for example, a white canopy and white reinforcing tapes with green thread. The green thread is easily visible on the white canopy material and white reinforcing tape. White thread on a white canopy and white reinforcing tape is not acceptable because the stitching would not be easily visible. Yellow thread is not acceptable either as it blends in with the para-aramid cords.
REINFORCING TAPE, NYLON TAPE, TYPE III, 1/2 INCH WIDEPIA-T-50389345346As for color of the canopy, reinforcing tapes, and thread; there is no specified color in the TDP. The only requirement is that the color of the canopy must contrast the color of the thread (see note 5 of drawing 12577653, note 6 of drawing 9345346, and note 6 of drawing 9381631). This is to allow for inspection of the stitching on the parachute. As long as the stitching is visible the contractor can use any color they would like; for example, a white canopy and white reinforcing tapes with green thread. The green thread is easily visible on the white canopy material and white reinforcing tape. White thread on a white canopy and white reinforcing tape is not acceptable because the stitching would not be easily visible. Yellow thread is not acceptable either as it blends in with the para-aramid cords.
TAPE, FLAT, NYLON,BRAIDED, 180LB MIN BREAKING STRENGTH, 3/16 INCH WIDENA9345346There is not a military spec callout for the flat nylon braided tape used on the 81mm Parachute. The contractor is required to use flat braided tape made of nylon that is 3/16 inch wide with a minium breaking strength of 180lbs.

As for color of the canopy, reinforcing tapes, and thread; there is no specified color in the TDP. The only requirement is that the color of the canopy must contrast the color of the thread (see note 5 of drawing 12577653, note 6 of drawing 9345346, and note 6 of drawing 9381631). This is to allow for inspection of the stitching on the parachute. As long as the stitching is visible the contractor can use any color they would like; for example, a white canopy and white reinforcing tapes with green thread. The green thread is easily visible on the white canopy material and white reinforcing tape. White thread on a white canopy and white reinforcing tape is not acceptable because the stitching would not be easily visible. Yellow thread is not acceptable either as it blends in with the para-aramid cords.

SUSPENSION LINE, CORD, CORELESS, PARA-ARAMID, INTERMEDIATE MODULUS, TYPE IV A, MIN BREAKING STRENGTH 425 LBS, LENGTH 64 INCHES +1/4 INCH. See note 12PIA-C-871299345346The para-aramid cord has always come in as a yellow color. The U.S. Government is not aware that there is an option for any other color that would meet the specification requirements. Contractors can use a para-aramid cord in a color other than yellow if it is available and meets the spec, as long as it contrasts the color of the thread.
REINFORCING TAPE, NYLON TAPE, TYPE III, 3/8 INCH WIDEPAI-T-50389345347No color is specified for the 3/8 inch wide reinforcing tape. The contractor is allowed to use any color tape as long as the specification's material properties are met. The color of the thread used must also contrast the color of the tape to allow for all stitching that comes in contact with the tape to be visible.
CORD Fibrous, Nylon D5040-2N, Type 1A, Breaking strength 444.8 N MIN.PIA-C-50409345345The color of CORD Fibrous, Nylon D5040-2N, Type 1A is not specified. The contractor is free to use any color.
81mm parachute, Part Number 9381075
Material DescriptionMILSPEC RequiredDrawing NumberClarification
CANOPY, LIGHT WEIGHT NYLON CLOTH TYPE III, 1.6 OZ/SQ YDPIA-C-70209381631As for color of the canopy, reinforcing tapes, and thread; there is no specified color in the TDP. The only requirement is that the color of the canopy must contrast the color of the thread (see note 5 of drawing 12577653, note 6 of drawing 9345346, and note 6 of drawing 9381631). This is to allow for inspection of the stitching on the parachute. As long as the stitching is visible the contractor can use any color they would like; for example, a white canopy and white reinforcing tapes with green thread. The green thread is easily visible on the white canopy material and white reinforcing tape. White thread on a white canopy and white reinforcing tape is not acceptable because the stitching would not be easily visible. Yellow thread is not acceptable either as it blends in with the para-aramid cords.
REINFORCING TAPE, NYLON TAPE, TYPE III, 1/2 INCH WIDEPIA-T-50389381631As for color of the canopy, reinforcing tapes, and thread; there is no specified color in the TDP. The only requirement is that the color of the canopy must contrast the color of the thread (see note 5 of drawing 12577653, note 6 of drawing 9345346, and note 6 of drawing 9381631). This is to allow for inspection of the stitching on the parachute. As long as the stitching is visible the contractor can use any color they would like; for example, a white canopy and white reinforcing tapes with green thread. The green thread is easily visible on the white canopy material and white reinforcing tape. White thread on a white canopy and white reinforcing tape is not acceptable because the stitching would not be easily visible. Yellow thread is not acceptable either as it blends in with the para-aramid cords.
TAPE, FLAT, NYLON,BRAIDED, 180LB MIN BREAKING STRENGTH, 3/16 INCH WIDENA9381631There is not a military spec callout for the flat nylon braided tape used on the 81mm Parachute. The contractor is required to use flat braided tape made of nylon that is 3/16 inch wide with a minium breaking strength of 180lbs.

As for color of the canopy, reinforcing tapes, and thread; there is no specified color in the TDP. The only requirement is that the color of the canopy must contrast the color of the thread (see note 5 of drawing 12577653, note 6 of drawing 9345346, and note 6 of drawing 9381631). This is to allow for inspection of the stitching on the parachute. As long as the stitching is visible the contractor can use any color they would like; for example, a white canopy and white reinforcing tapes with green thread. The green thread is easily visible on the white canopy material and white reinforcing tape. White thread on a white canopy and white reinforcing tape is not acceptable because the stitching would not be easily visible. Yellow thread is not acceptable either as it blends in with the para-aramid cords.

SUSPENSION LINE, CORD, CORELESS, PARA-ARAMID, INTERMEDIATE MODULUS, TYPE IV A, MIN BREAKING STRENGTH 425 LBS.PIA-C-871299381631The para-aramid cord has always come in as a yellow color. The U.S. Government is not aware that there is an option for any other color that would meet the specification requirements. Contractors can use a para-aramid cord in a color other than yellow if it is available and meets the spec, as long as it contrasts the color of the thread.
REINFORCING TAPE, NYLON TAPE, TYPE III, 3/8 INCH WIDEPAI-T-50389381589No color is specified for the 3/8 inch wide reinforcing tape. The contractor is allowed to use any color tape as long as the specification's material properties are met. The color of the thread used must also contrast the color of the tape to allow for all stitching that comes in contact with the tape to be visible.
CORD, CORELESS, PARA-ARAMID, INTERMEDIATE MODULUS, TYPE IV A, MIN BREAKING STRENGTH 425 LBS. 29 INCHES IN LENGTH.PIA-C-871299381589The para-aramid cord has always come in as a yellow color. The U.S. Government is not aware that there is an option for any other color that would meet the specification requirements. Contractors can use an aramid cord in a color other than yellow if it is available and meets the spec, as long as it contrasts the color of the thread.
CORD Fibrous, Nylon D5040-2N, Type 1A, Breaking strength 444.8 N MIN.PIA-C-50409381075The color of CORD Fibrous, Nylon D5040-2N, Type 1A is not specified. The contractor is free to use any color.
120mm parachute, Part Number 12577643
Material DescriptionMILSPEC RequiredDrawing NumberClarification
Cord, Fibrous, Aramid Braided, Type X, Breaking Strength: 17.8 KN MIN., Cut approx 45 deg angle for insertion splicePIA-C-8712912577650The aramid cord has always come in as a yellow color. The U.S. Government is not aware that there is an option for any other color that would meet the specification requirements. Contractors can use an aramid cord in a color other than yellow if it is available and meets the spec, as long as it contrasts the color of the thread.
CORD Fibrous, Nylon D5040-2N, Type 1A, Breaking strength 444.8 N MIN.PIA-C-504012577650The color of CORD Fibrous, Nylon D5040-2N, Type 1A is not specified. The contractor is free to use any color.
TAPE PRESSURE SENSITIVE ADHESIVE, TYPE ISAE-AMS-T-2159512577650No color is specified for the pressure sensitive adhesive tape. The contractor is allowed to use any color as long as it meets the specification's requirements.
TAPE PRESSURE SENSITIVE ADHESIVE, TYPE I, width 19 RefSAE-AMS-T-215951277651No color is specified for the pressure sensitive adhesive tape. The contractor is allowed to use any color as long as it meets the specification's requirements.
Fabric, Parachute, Nylon, Type I, 2.25 OZ/SQ YDPIA-C-735012577652As for color of the canopy, reinforcing tapes, and thread; there is no specified color in the TDP. The only requirement is that the color of the canopy must contrast the color of the thread (see note 5 of drawing 12577653, note 6 of drawing 9345346, and note 6 of drawing 9381631). This is to allow for inspection of the stitching on the parachute. As long as the stitching is visible the contractor can use any color they would like; for example, a white canopy and white reinforcing tapes with green thread. The green thread is easily visible on the white canopy material and white reinforcing tape. White thread on a white canopy and white reinforcing tape is not acceptable because the stitching would not be easily visible. Yellow thread is not acceptable either as it blends in with the para-aramid cords.
Cord Nylon, Coreless, D7515-2N, Breaking Strength: 1.8 KN MIN. Elongation: 20% MinPIA-C-751512577652No color is specified for the cord nylon, coreless material. The contractor is allowed to use any color as long as the specification's material properties are met. A thread color that is easily visible and contrasts the color of the cord nylon, coreless material must be used.
REINFORCING TAPE, NYLON TAPE, TYPE III, Class 2, 1/2 INCH WIDE, Breaking Strength 1.11 KN MIN.PIA-T-503812577652As for color of the canopy, reinforcing tapes, and thread; there is no specified color in the TDP. The only requirement is that the color of the canopy must contrast the color of the thread (see note 5 of drawing 12577653, note 6 of drawing 9345346, and note 6 of drawing 9381631). This is to allow for inspection of the stitching on the parachute. As long as the stitching is visible the contractor can use any color they would like; for example, a white canopy and white reinforcing tapes with green thread. The green thread is easily visible on the white canopy material and white reinforcing tape. White thread on a white canopy and white reinforcing tape is not acceptable because the stitching would not be easily visible. Yellow thread is not acceptable either as it blends in with the para-aramid cords.
THREAD NYLON, TYPE I or II, Size B or Lighter of Nylon Thread, used for the BlastingA-A-5982612577652No color is specified for the Nylon thread used for basting. The contractor is allowed to use any color thread as long as it meets the specification material requirements.
MATERIAL CLOTH COTTON DUCK, UNBLEACHED PLIED YARNS, TYPE III, 8.25 OZ,PIA-C-41912577653No color is specified for the cotton duck cloth material. The contractor is allowed to use any color duck cloth that meets the specification's material properties and its color must also contrast that of the thread.
REINFORCING TAPE, NYLON TAPE, TYPE III, Class II, 3/8 INCH WIDEPAI-T-503812577653No color is specified for the 3/8 inch wide reinforcing tape. The contractor is allowed to use any color tape as long as the specification's material properties are met. The color of the thread used must also contrast the color of the tape to allow for all stitching that comes in contact with the tape to be visible.
CORD, CORELESS, PARA-ARAMID, INTERMEDIATE MODULUS, TYPE IV, MIN BREAKING STRENGTH 425 LBS.PIA-C-8712912577653The para-aramid cord has always come in as a yellow color. The U.S. Government is not aware that there is an option for any other color that would meet the specification requirements. Contractors can use a para-aramid cord in a color other than yellow if it is available and meets the spec, as long as it contrasts the color of the thread.
THREAD COTTON, 3 PLY TYPE 1A, TICKET NO. 30 or 2 Ply, Type 1A, Ticket No. 70A-A-5209412577653No color is specified for the cotton thread. The contractor is allowed to use any color as long as it meets the specification's material requirements and contrasts the color of the cotton duck cloth.
REINFORCING TAPE, NYLON TAPE, TYPE III, 25.4mm WidePIA-T-503812577653As for color of the canopy, reinforcing tapes, and thread; there is no specified color in the TDP. The only requirement is that the color of the canopy must contrast the color of the thread (see note 5 of drawing 12577653, note 6 of drawing 9345346, and note 6 of drawing 9381631). This is to allow for inspection of the stitching on the parachute. As long as the stitching is visible the contractor can use any color they would like; for example, a white canopy and white reinforcing tapes with green thread. The green thread is easily visible on the white canopy material and white reinforcing tape. White thread on a white canopy and white reinforcing tape is not acceptable because the stitching would not be easily visible. Yellow thread is not acceptable either as it blends in with the para-aramid cords.
CORD Fibrous, Nylon D5040-2N, Type 1A, Breaking strength 444.8 N MIN.PIA-C-504012577643The color of CORD Fibrous, Nylon D5040-2N, Type 1A is not specified. The contractor is free to use any color.
155mm Drogue Parachute, Part Number 9251602
Material DescriptionMILSPEC RequiredDrawing NumberClarification
CORD, NYLON, TYPE IV, SHROUD LINEPIA-C-75159251604As for color of the canopy, reinforcing tapes, and thread; there is no specified color in the TDP. The only requirement is that the color of the canopy must contrast the color of the thread (see note 8 of drawing 9251604 and note 4 of drawing 8862459). This is to allow for inspection of the stitching on the parachute. As long as the stitching is visible the contractor can use any color they would like; for example, a white canopy and white reinforcing tapes with green thread. The green thread is easily visible on the white canopy material and white reinforcing tape. White thread on a white canopy and white reinforcing tape is not acceptable because the stitching would not be easily visible.
TAPE PRESSURE SENSITIVE ADHESIVE, 3/4 INCH WIDE, GLASS CLOTHMIL-T-40539251604No color is specified for the glass cloth pressure sensitive tape. The contractor is allowed to use any color as long as it meets the specification's requirements.
TAPE NYLON, 3/4 INCH WIDE, TYPE III, REINFORCING & SKIRTMIL-PRF-50389251604As for color of the canopy, reinforcing tapes, and thread; there is no specified color in the TDP. The only requirement is that the color of the canopy must contrast the color of the thread (see note 8 of drawing 9251604 and note 4 of drawing 8862459). This is to allow for inspection of the stitching on the parachute. As long as the stitching is visible the contractor can use any color they would like; for example, a white canopy and white reinforcing tapes with green thread. The green thread is easily visible on the white canopy material and white reinforcing tape. White thread on a white canopy and white reinforcing tape is not acceptable because the stitching would not be easily visible.
CLOTH, PARACHUTE, TYPE I, CLASS B, EXCEPT PARA 3.6.1 DOES NOT APPLYMIL-C-172088862461As for color of the canopy, reinforcing tapes, and thread; there is no specified color in the TDP. The only requirement is that the color of the canopy must contrast the color of the thread (see note 8 of drawing 9251604 and note 4 of drawing 8862459). This is to allow for inspection of the stitching on the parachute. As long as the stitching is visible the contractor can use any color they would like; for example, a white canopy and white reinforcing tapes with green thread. The green thread is easily visible on the white canopy material and white reinforcing tape. White thread on a white canopy and white reinforcing tape is not acceptable because the stitching would not be easily visible.
CLOTH, PARACHUTE, TYPE I, CLASS B, EXCEPT PARA 3.6.1 DOES NOT APPLYMIL-C-172089251607As for color of the canopy, reinforcing tapes, and thread; there is no specified color in the TDP. The only requirement is that the color of the canopy must contrast the color of the thread (see note 8 of drawing 9251604 and note 4 of drawing 8862459). This is to allow for inspection of the stitching on the parachute. As long as the stitching is visible the contractor can use any color they would like; for example, a white canopy and white reinforcing tapes with green thread. The green thread is easily visible on the white canopy material and white reinforcing tape. White thread on a white canopy and white reinforcing tape is not acceptable because the stitching would not be easily visible.
Rubber BandsNA9251602The rubber band material is not specified per spec or size. The contractor may propose a rubber material and size sufficient to hold the folded parachute together without breaking during shipment and/or storage.
155mm main parachute, Part Number 13025742
Material DescriptionMILSPEC RequiredDrawing NumberClarification
Rubber Bands 12"-18" X 3/4" - 1" WIDE?NA13025742The rubber band material is not specified per spec or size. The contractor may propose a rubber material and size sufficient to hold the folded parachute together without breaking during shipment and/or storage.
SUSPENSION LINE CORD NYLON TYPE III, APPROX 17 FEET 1 INCH LONGMIL-C-50408862459As for color of the canopy, reinforcing tapes, and thread; there is no specified color in the TDP. The only requirement is that the color of the canopy must contrast the color of the thread (see note 8 of drawing 9251604 and note 4 of drawing 8862459). This is to allow for inspection of the stitching on the parachute. As long as the stitching is visible the contractor can use any color they would like; for example, a white canopy and white reinforcing tapes with green thread. The green thread is easily visible on the white canopy material and white reinforcing tape. White thread on a white canopy and white reinforcing tape is not acceptable because the stitching would not be easily visible.
THREAD, NYLON, TYPE 1, CLASS A, CORD SIZE NO. 6, SPEC A-A-59826
A-A-598268862459As for color of the canopy, reinforcing tapes, and thread; there is no specified color in the TDP. The only requirement is that the color of the canopy must contrast the color of the thread (see note 8 of drawing 9251604 and note 4 of drawing 8862459). This is to allow for inspection of the stitching on the parachute. As long as the stitching is visible the contractor can use any color they would like; for example, a white canopy and white reinforcing tapes with green thread. The green thread is easily visible on the white canopy material and white reinforcing tape. White thread on a white canopy and white reinforcing tape is not acceptable because the stitching would not be easily visible.

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