Drawings for Crew Hatch Grate.pdf

B-52 PDM CREW HATCH GRATE (ISOMETRIC)

13 13

CAUTION:

-DO NOT PUT HAND INSIDE THE BOX

-DO NOT PUT HAND BEWEENT THE GRATES.

INSTRUCTION:

-PUSH UP TO LOCK IN PLACE BEFORE ENTERING.

-PULL DOWN SLOWLY TO CLOSE.

30 6 6

B-52 CREW HATCH GRATE

NOTE

NOTE

-110

QTY.

-90

QTY.

-70

QTY.

-50

QTY.

-30

QTY.

-10

QTY.

CAGE

CODE

PART OR IDENTIFYING

NO. NOMENCLATURE OR DESCRIPTION MATERIAL / SPECIFICATION FIND

NO.

PARTS LIST

1 INDUSTRY STD BUMPER .0625" THK ADHESIVE BACK BUNA-N RUBBER 51

56 INDUSTRY STD BLIND RIVET #10, .5" LONG BLIND RIVET 50

2 INDUSTRY STD HANDLE SCREW ZINC-PLATED STEEL, 5/16"-18 THREAD, 1.5" LONG 49

8 INDUSTRY STD FLAT HEAD SCREW #10-32 THREAD, 9/16" LONG 48

14 INDUSTRY STD PAN HEAD SCREW #10-32 THREAD, 5/8" LONG 47

14 INDUSTRY STD WASHER #10 SCREW SIZE, 0.203" ID, 0.438" OD 46

2 INDUSTRY STD STEEL WASHER ZINC YELLOW-CHROMATE PLATED, 0.375" ID, 0.875" OD 45

2 INDUSTRY STD OVERSIZE WASHER 1/4" SCREW SIZE, .31" ID, .688" OD 44

1 6 INDUSTRY STD BUTTON HEAD HEX DRIVE SCREW 18-8 STAINLESS STEEL, 3/8"-24 THREAD, 1" LONG 43

2 INDUSTRY STD PIANO HINGE 28" LONG, .09" LEAF THK, 304 SS PIANO HINGE 42

1 39428 5193A400 PULL HANDLE COM'L. ITEM / McMASTER - CARR 41

2 39428 95165A090 STRONG-HOLD QUICK-RELEASE PIN COM'L. ITEM / McMASTER - CARR 40

2 39428 60595K730 LINEAR BALL BEARING COM'L. ITEM / McMASTER - CARR 39

2 39428 6477K850 NYLON KNOB COM'L. ITEM/ McMASTER - CARR 38

2 2 39428 90318A403 ULTRA-LOW-PROFILE SHOULDER SCREW COM'L.ITEM / McMASTER - CARR 37

2 39428 9657K312 COMPRESSION SPRING COM'L. ITEM / McMASTER - CARR 36

4 39428 9968K240 EXTERNAL RETAINING RING COM'L. ITEM / McMASTER - CARR 35

1 39428 98404A880 QUICK-RELEASE PIN COM'L. ITEM / McMASTER -CARR 34

1 -67 LONG TAPPED SHAFT 52100 ALLOY STEEL, 1/2" DIA. 33

1 -65 SHORT TAPPED SHAFT 52100 ALLOY STEEL, 1/2" DIA. 32

2 -63 LONG SHAFT 52100 ALLOY STEEL, 3/8" DIA. 31

2 -61 GUIDE BAR 52100 ALLOY STEEL, 1/2" DIA. 30

1 -57 PULLING RING AL 6061, 1/4" DIA. 29

1 -55 HOSE-RING AL 6061, DIA 1/2" 28

2 -53 AFT END-CAP AL 6061-T6, 1/8" THK 27

2 -51 FWD END-CAP AL 6061-T6, 1/8" THK 26

2 -47 SMALL PLATE AL 6061-T6, 1/8" THK 25

1 1 -45 SQUARE PLATE AL 6061-T6, 1/4" THK 24

1 1 -43 PLATE AL 6061-T6, 1/8" THK 23

1 1 -41 PROTECTING PLATE AL 6061-T6, 1/8" THK 22

2 -37 EXTENSION BAR AL 6061-T6, 1/2" THK 21

1 -35 LATCH BAR AL 6061-T6, 1" X 1.25" 20

1 -33 HORIZONTAL BAR AL 6061-T6, 5/8" THK 19

2 -31 VERTICAL BAR AL 6061-T6, 5/8" THK 18

1 -21 SIDE PROTECTING SHEET AL 6061-T6, 1/8" THK 17

2 -25 FRONT PANEL AL 6061-T6, 3/16" THK 16

1 -23 BACK PANEL AL 6061-T6, 1/8" THK 15

1 -21 FORWARD-DOOR PLATE AL 5052H32, 1/8" THK PERF-O-GRIP 14

1 -17 AFT-DOOR PLATE AL 5052H32. 1/8" THK PERF-O-GRIP 13

1 1 -15 SQUARE TUBE AL 6061-T6, 1/16" THK 12

1 1 -13 LONG SQUARE TUBE AL 6061-T6, 1/16" THK 11

1 1 -11 SHORT SQUARE TUBE AL 6061-T6, 1/16" THK 10

1 -07 RIGHT TUBE AL 6061-T6, 1/8" THK 9

1 -05 LEFT TUBE AL 6061-T6, 1/8" THK 8

2 -01 FRAME TUBE AL 6061-T6, 1/8" THK 7

- 1 -110 LATCH BOX WELDMENT ---- 6

- 1 -90 FORWARD-DOOR WELDMENT ---- 5

- 1 -70 AFT-DOOR WELDMENT ---- 4

- 1 -50 FRAME WELDMENT ---- 3

- 1 -30 LATCH SYSTEM ASSEMBLY ---- 2

- -10 B-52 CREW HATCH GRATE ---- 1

TREATMENT

FINISH

UNLESS OTHERWISE SPECIFIED

DIMENSIONS ARE IN INCHES -TOLERANCES ON:

DRAFTER DATE

ENGINEERING APPROVAL

CONTRACT NO.

AF AUTHENTICATION

AF RELEASE

CHECKER

SCALE

SIZE CAGE CODE

WEIGHT

DWG NO.

D

TITLE

REVISION HISTORY

CURRENT

CAGE CODE

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DESCRIPTIONREV DATE APPROVED

APPLICATION

NEXT ASSY USED ON (WEAPON SYS)

DO NOT SCALE DRAWING

U.S. AIR FORCE

TINKER AFB, OKLAHOMA

THIRD ANGLE PROJECTION

AFMC Form 1655, 20150330 Engineering Drawing Layout - D

PROJECT ENGINEERDISTRIBUTION STATEMENT D:

DISTRIBUTION AUTHORIZED TO THE DEPARTMENT OF DEFENSE AND DOD CONTRACTORS ONLY FOR ADMINISTRATIVE OR OPERATIONAL USE, WEDNESDAY, JULY 8, 2020. OTHER REQUESTS SHALL BE REFERRED

TO 76 AMXG/MXDE, TINKER AFB 73145.

"WARNING" -EXPORTED CONTROLLED

DESTRUCTION NOTICE - DESTROY BY ANY METHOD THAT WILL PREVENT DISCLOSURE OF CONTENTS OR

RECONSTRUCTION OF THE DOCUMENT. SHEET 1 OF 4

X201961717

B-52 CREW HATCH

GRATE

NONE

98748

DECIMALS:

.X .1

.XX .03

.XXX .005

ANGLES:

0.5_+

FRACTIONS

SH

REV

OF SHEETS

REV STATUS

X201961717

04/16/2019

B-52 REV.

A

C

B

B-52 CREW HATCH GRATE (ASSEMBLY)

37 2

DETAIL A

DETAIL C

LATCH SYSTEM ASSEMBLY

28.19

1.13

2.50

4X 90°

1.13

2.50

D

D E

FRAME WELDMENT

25 TYP

TYP

TYP

28.88

.50

.50

.50

.63

SECTION D-D

TYP

DETAIL E

1/8

TYP

9.50

3.50 3.00

1.25

13.64

2.34

F

AFT-DOOR WELDMENT

TYP SKIP

HOLES

SKIP

HOLES

SKIP

HOLES.

TYP

SKIP

HOLES

2.34

1.25

13.44

3.50

9.50

G

FORWARD-DOOR WELDMENT

TYPSKIP

HOLES

SKIP

HOLES.

TYP

SKIP

HOLES

DETAIL F

DETAIL G

2X 90°

22.13

LATCH BOX WELDMENT

18 18

TYP.

GRIND

FLUSH.

DETAIL B 7

9 10

12 12

14 14 14 14

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DWG NUM

AF CODE IDSIZE

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DWG NO.

SCALE

SIZE CAGE CODE DWG NO.

D

A

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D

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B

C

D

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AFMC Form 1655A, 20150330 Engineering Drawing Layout - D(Continuation Sheet)

98748

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APPROVEDDATEREV DESCRIPTION

REVISION HISTORY

REV.

27.19

14X .16 (.50)

(.63)

FORWARD TUBE

MATCH UP HOLE WITH FIND NO.42 (1.50)

(1.25)

.52

1.75

.50 3.38 4.76

.13

5.07

8.78 .50

4X .19

(3.00)

(1.00)

2X .75 .25

1.00 2.38

.60

5.50 2.75

.13

CL

4X .38 1.00 2.44

.75

2.94 5.44

.75

11.19 13.19

.60

26.38

.13

.75

LEFT TUBE

1.00

.52

1.75 .50

RIGHT TUBE

(1.00)

(1.00)

26.38

(.75) (.75) 5.25

SHORT SQUARE TUBE

24.56

LONG SQUARE TUBE

(.75)

(.75)

20.85

SQUARE TUBE

(.75)

(.75)

28.19

3.00

1.38

12.75

3.00

2.75 4.50

1.00 REF

AFT-DOOR PLATE

(.50)

28.19

3.00

1.38

12.75

( 1.00)

FORWARD-DOOR PLATE

(.50)

22.13

8X .19 .33 X 82

1.13

6.63

2.00

8.00

.31

.31

2X R.25

BACK PANEL

CL

8.38

(.13)

6.90

9.63 8.38

2.63 .50 .50 .31

.31

.31

1.00

4.25

1.38

R.25

FRONT PANEL

(.25)

8.00

1.50

VERTICAL BAR

(.63)

.31

3/8-24 UNF

.88

.75

8.00

.31

.38 3.63

6.63

.31

5X #10-32 UNC

.50

1.38

6.88

25.19 .50

.13

PROTECTING SIDE PLATE

ENGINEERING DRAWING LAYOUT - D

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D

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B

C

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AFMC Form 1655A, 20150330 Engineering Drawing Layout - D(Continuation Sheet)

98748

NONE SHEET 3 OF 4

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APPROVEDDATEREV DESCRIPTION

22.13

2X 90°

4X #10-32 UNC

.50

.31

1.00 6.65

2X R.25

CL

21.63

2X .38 .66 .20

9.06 .75

4X #10-32 UNC

.50

.31 8.00 2.00

HORIZONTAL BAR

(1.50)

(.38)

4X R.25 1.50

.14 5.50

6.38

M8x1.25

2X #10-32 UNF .50

.25 .50

5.97

18.25

15.25

.54

2X .88 7.13

2X R.25

CL

1.25

.38

1.00 .38

7.13

.63

2X R.25

LATCH BAR

(1.25)

(1.00)

8.50

7.50 R.50

2X .38 .06

2X .25

.25 .50 .25

.50

EXTENSION BAR

(1.00)

(.50)

25.19

PROTECTING PLATE

(.50)

(.13)

(.13) 1.00

2.50 .40

.75

.50

PLATE

(.25)

.75

.75

.25 .38

8-32 UNC

SQUARE PLATE

1.25

1.00

SMALL PLATE

(.13)

(.50)

(1.50)

(.50) 1.25

.52 .50

.63

AFT END-CAP

BEND TO

FIT HOLE

FIND #14

HOSE-RING

ROD LENGHT

12.57"

.50

BEND FROM 1/4" DIA

ROD LENGTH 9"

PULLING RING

.25

8.00

.25

GUIDE BAR

.50 2X 3/8-24 UNF

.88

( .38) 2.50 1.50

.50

2X .04 X 45° 2X 1/4"-20 UNC

LONG SHAFT

( .50)

1/4"-20 UNC

.50

1.63

2X .05 X 45°

SHORT TAPPED SHAFT

( .50) 1/4"-20 UNC

.05

3.63

2X .05 X 45°

LONG TAPPED SHAFT

.30 9.00

QUICK-RELEASE PIN

( 1.00) 3/8-24 UNF

.63

1.50

1.25

FWD END-CAP

.30 .50

( .40)

21 27

ENGINEERING DRAWING LAYOUT - D

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SCALE: NONE

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SCALE

SIZE CAGE CODE DWG NO.

D

A

B

C

D

A

B

C

D

123467 58

13467 58 DWG NO. SH

AFMC Form 1655A, 20150330 Engineering Drawing Layout - D(Continuation Sheet)

98748

NONE SHEET 4 OF 4

X201961717

X201961717

APPROVEDDATEREV DESCRIPTION