38DJA52103R_00_A01.pdf

Ship/HULL NO. Ship/HULL NAME ICN: Rev: Key Op:

LHA-7 USS TRIPOLI

JON. 38DJA521 03 AOl

TITLE:

Firemain Discharge Piping for No.15 Fire Pump; replace

JOB SPECIFICATION

Anticipated Award Date: Production Completion Date: PREPARING ACTIVITY:

SASEBOPOP Start Date: POP End Date:

PREPARED BY:

T.YOSHINAGA

CODE

P_YO

DATE

1/2712026

APPROVED BY: (

S.MURAKAMI 1_"-t(

V

CODE

S225

CONCURRED BY: -O

T.TAKAMASU J.-

'a ç,-'

CODE

S234

ASSIST PLANNER'S NAME: CODE

ASSIST PLANNER'S NAME: CODE

ASSIST PLANNER'S NAME: CODE

DVNG OF'S

DESCRIPTION:

JSN(S): ERO4-1590 CASREP #25123 DTG: 110455ZAUG25, C-2

SIF CONTACT: TILLMAN DCCS I FINLEY DC2 CWP # CCNS #

Approved by S300IS900 Date: 1/7/1Z ' . AvI: 6A1

LWC:

Work Completed

SlForce: Rate:

SHIPSUPT: Date:

Date:

SRF CONTROL NO.:

WORK CERTIFICATION SIGNATURES

COMPLETION OF WORK REVIEW: BADGE NO.: SHOP/CODE: PHONE DATE:

Sakura.Yamaguchi.ja Typewritten Text R

Sakura.Yamaguchi.ja Typewritten Text 7/24/2026

Sakura.Yamaguchi.ja Typewritten Text 8/17/2026

Sakura.Yamaguchi.ja Typewritten Text 10/2/2026

Sakura.Yamaguchi.ja Typewritten Text 11/30/2026

Sakura.Yamaguchi.ja Typewritten Text 1301389144

Shi /HULL NO. Shi /HULL NAME ICN: Rev: Key Op:

LHA-7 USS TRIPOLI JON. 38DJA521 03 AOl

TITLE:

Firemain Discharge Piping for No.15 Fire Pump; replace

1. SCOPE:

1.1 Title: Firemain Discharge Piping for No.15 Fire Pump; replace

1.2 Location of Work:

1.2.1 Fire Pump Room (5 l/2 -97-01-E)

1.3 Identification:

1.3.1 Quantity (One EA), One Inch IPS Firemain Discharge Piping for No.15 Fire Pump Located in 1.2.1, between One Inch IPS Boss Outlet Piping on 5 Inch IPS Discharge Piping and check valve (FM-V-2163), Approximately 10 Feet Length, Not Including Boss and Check Valve (FM-V-2163) Outlet Side Union, CuNi Piping, CuNi and Bronze Fittings, CuNi LOKRING Fittings, See ENCLOSURE (A)

2. REFERENCES:

2.1 Standard Items (FY26)

2.2 521-7566289 Rev B, Firemain Piping System Diagram

2.3 521-7565100 Rev A, Piping Firemain SYS AFT Fire Pump Room

2.4 MIL-STD-1627 Rev C, Bending of Pipe or Tube for Ship Piping Systems

3. REQtJIREMENTS:

CV) (G) "PRE-BRIEF"

3.1 Prior to the start of work, attend Pre-Brief to confirm that the Contractor, the Government, and the Ship's Force understand the tasks the contractor is required to accomplish as part of this job specification and that each of the parties understand the precautionary measures to be taken to prevent flooding while the repairs/alterations are in progress and who has responsibility for such measures. -SHIPSUPT

NOTE: Opening Item 77 and 79 of LHA-7 Docking Drawing (DWG.801-8502725) for piping listed in 1.3.1

3.2 Remove existing and install new firernain discharge piping to replace the firemain discharge piping listed in 1.3.1, using 2.2 and 2.3 for guidance.

(See 4.3)

3.2.1 Do not do onboard hot work located in 1.2.1. (See 4.4)

3.2.2 Clean each existing orifice, fastener and pipe hanger for reuse.

Sakura.Yamaguchi.ja

R

ShipIHULL NO. Ship/HULL NAME ICN: Rev: Key Op:

LHA-7 USS TRIPOLI JON. 38DJA521 03 AOl

TITLE:

Firemain Discharge Piping for No.15 Fire Pump; replace

3.2.3 Accomplish the requirements of Paragraphs 4 and 5 of 2.4 for pipe bending section.

3.2.4 Accomplish the requirements of 009-12 of 2.1, including Table One Columns A and B, Lines One through 10 for shop welding.

3.2.5 Accomplish the requirements of 009-71 of 2.1 for hydrostatic test, using clean, fresh water at 296 (+61-0) PSIG, for each welded joint and each brazed joint of new and disturbed piping.

3.2.6 Accomplish the requirements of 009-95 of 2.1 for

LOKRING fitting to facilitate installation work of new firemain discharge piping without onboard hot work. (See 4.5)

(V) (G) "OPERATING PRESSURE TEST"

3.2.7 Witness an operating pressure test of new and disturbed piping to be conducted by ship's force to verify tightness of each mechanical joint affected by this work item, until the specified criteria is verified.

Allowable leakage: None. - S130

3.2.7.1 Prior to an operating pressure test, contact SHIPSUPT to ensure that each underwater hull opening is cleared by SRF Diver.

3.3 Accomplish the requirements of 009-11 of 2.1 affected by this work item.

3.4 Accomplish the requirements of 009-32 of 2.1 for cleaning and preservation of each new and disturbed surface to match surrounding areas.

4. NOTES:

4.1 Initial Condition - Firemain Discharge Piping for No.15 fire pump is degraded.

4.2 The cofferdam (at Opening Item No.77 and 79 of LHA-7 Docking Drawing (801-8502725)) will be installed and removed by SRF Diver.

4.3 Bolted plate (No.5 -99-2) open and close work will be conducted by 38DJA52104 AOl.

4.4 The Ship (LHA-7) will not schedule to offload magazines and ammunitions from No.10 cargo ANMO MAG (5-97-0-M), located above fire pump room (5 1/2-97-01-H), in 6A1 avail.

4.5 SRF Production Shop (S-56) will issue LOKRING tool, when required.

4.5.1 POC: F.TANAKA (Foreman B, Ext.8192) or A.IZAWA (Shop Head, Ext.3215)

4.6 SRF tool room will issue pressure gauges.

Sakura.Yamaguchi.ja

JON. 38DJA52103 AOl

TITLE:

Firemain Discharge Piping for No.15 Fire Pump; replace

5. GOVERNMENT FURNISHED MATERIAL:

5.1 SRF will provide following material.

MATERIAL LIST

M

QTY

ITEM PC REF I STOCK HAZ DOC REQDI PARA

NO. NO NO C DESCRIPTION NUMBER MA1 NO. UNIT NO.

001 M PIPE, lIPS, 1.315"ODXO.082"WT, MIL-T- 9B4730 N 20/FT 3.2

16420 TY-I SPECIAL, CNA 90/10 SAPTEO2O5

002 M VALVE, lIPS, GATE, STOP, UE, 400#, 3B4820 N

5342D504

1/EA

3.2

803-1385714-51AF, BRONZE 015502905

003 M Y-STRAINERASSY, 603-841499 ASSY 96, 9B 4730 N

5342D529

1/EA

3.2

STRAINER MESH O.O62DIA, SIL-BRAZE 013350412

ENDS

004 M VALVE, lIPS, SWING CHECK, UE, 400#, 3B 4820 N

5342D530

1/EA

3.2

803-1385721-5, BRONZE 013477747

005 M FLANGE, lIPS, NAVY, SB, 250#, MIL-F- 9B4730 N

5342D531

4/EA

3.2

20042, BRONZE 005413192

006 C UNION, lIPS, SB,400#, MIL-F-1183/1O- 9B4730 N

5342D508

4/EA

3.2

14-A34, BRONZE 005425192

007 M 0-RING, 0.103"WX 1.549"ID (MEAN), MIL- 9B 5331 N

5342D520

5/EA

3.2 R-83248/1-129 001675117

008 M GASKET, 1" UNION GASKET, METALLIC & 9B 5330 N

5342D506

4/EA

3.2

RUBBER, MIL-G-24748 TY.A, RETAINER 013596970

AND 0-RING,

009 M RUBBER SHEET, 1/8"X36"XA/A, I-II-I-P-

9B5330 N

5342D512

1/SY

3.2

151, CL.1, COMMERCIAL 003330313

010 C ELBOW,1"IPS,9ODEG,SR,SB,400#, 9B4730 N

5342D510

3/EA

3.2

MIL-F-1 183/5-05, BRONZE 005425144

011 N/A

M WELDING ELECTRODE, 1116"X36", MIL- 9B3439 Y 5342D526 1/BX 3.2

RN67, MIL-E-21562, CL.2, GTAW 000888988

013 M BRAZING ALLOY,SILVE, BRAZING 9B3439 Y

5342EX03

1/LB

3.2 ALLOY, 1/8" X 0.050" X 20', GRill, STRIP, 005288578

BCUP-5, QQ-B-654, 28 EA/LB

014 M FLUX,BRAZING, BRAZING, O-F-499 TYPE

9B 3439 Y

5342EX09

1/JR

3.2 B, GRill & IV, 16 OZ/JR 009148390

015 C HEXAGON H, BOLT, HEX, 1/2"-13UNC-2A 9B 5305 N

5342D533

10/EA

3.2

X 2-3/4"LG X 1 -1/4"THD, M535311-118, 002269195

MONEL

016 C NUT, PLAIN, HEX, 1/2"-13UNC-2B, MIL-S-

9B 5310 N

5342D516

10/EP

3.2

1222 TY.I, STY.A OR B, MONEL 002725700

017 C BOSS 1" IPS, SWBASEXSWOUTLET, 9C4730 N

5344E203

1/EA

3.2

5P485064-0705, CUNI7O/30 SAPYOO112

018 M RUBBER, PIPE COVERING, lIPS, 1-3/8" 9Q 5640 N

5343D827

3/EA

3.2

ID X 3/4" THK X 6FT LG, 6FT/EA 5A4783096

019 M RUBBER, PIPE COVERING, 5"lPS, 5-1/2" 9Q 5640 N

5343D826

1/BX

3.3

ID X 3/4" THK X 6 FT LG, 6FT/EA, 5A9607849

U/I:2ENBX

020 C RUBBER, PIPE COVERING, 6"lPS, 6-5/8"

9Q 5640 N

5343D825

1/BX

3.3

ID X 3/4" THK X 6FT LG, 6FT/EA, 5A9607850

U/I:2ENBX

021 M RUBBER, SHEET, 3/411-1K X 3FT W X 4FT

9Q 5640 N

5343D824

4/SH

3.3

L, K-FLEX ECO, NON HALOGEN RUBBER 5A9607854

FOAM, U/I:8SHIBX

022 M CLOTH,PL, GLASS CLOTH, 5 FTWX 50

9B 8305 N

5342D524

1/RO

3.3

YD, MIL-C-20079H TY.I, CL.3, L/W 001487363

1/4

Sakura.Yamaguchi.ja

JON. 38DJA521 03 AOl

TITLE:

Firemain Discharge Piping for No.15 Fire Pump; replace

MATERIAL LIST

-_.i

QTY

ITEM PC REF / STOCK HAZ DOC REQD/ PARA

NO. NO NO C DESCRIPTION NUMBER MA1 NO. UNIT NO.

023 M ADHESIVE, ADHESIVE, WHITE, MIL-DTL- 9B 8040 Y 5342EX13 1/GL 3.3

3316D CL.1, GR.A 1GL/UI 002738708

024 M ADHESIVE, ADHESIVE, NEOPRENE, MIL- 9B 8040 Y

5342EX06

1IGL

3.3

A-24179A1Y.II, CL.1, 520, R-373, 1 GL/UI 005508835

025 C BOLT,MACHINE, BOLT, 5/8"-IIUNC2A- 9B 5306 N 5342D534

4/EA

3.2

3.5LG, K-MONEL 013342812

026 C NUT,SELF-LOCKING,EX, NUT, 5/8"- 9Z 5310 N

4/EA

3.2

11UNC-2B, PLAIN, HEAVY HEX, MIL-DTL- SA4578532

1222, TYPE-Ill, K-MONEL

027 C SCREW,CA, BOLT, MONEL, 5/8-11 UNC-

9B 5305 N

5342D518

8/EA

3.2

2AX 3-112"L, MONEL 002269211

028 C NUT,PLAI, NUT, PLAIN, HEX, 5/8"-llUNC- 9B5310 N

5342D514

8/EA

3.2

2B, MIL-S-1222 TY.I, STY.A OR B, MONEL 002725701

029 M RETAINER,VALVE NONP, UNION, 1/4"IPS, 9B 4820 N

5342D535

2/EA

3.2

803-4384536-1 X)(-31, MIL-F-1 183, 011524768

BRONZE

030 M 0-RING, 0-RING, 0.070"WX 0.676"ID

9B 5331 N

5342D522

2IEA

3.2

(MEAN), MIL-R-83248/1-017, VITON 001660993

031 C COUPLING, COUPLING, lIPS, SW, 400#, 9B 4730 N

5343D509

2/EA

3.2

803-6397430, CNA 70/30 014214718

032 C SHEET/PLATE, MONEL (QQ-N-281 CLASS 9B 4730 N

8/SF

A), 48" WIDTH X 24" LENGTH, TOTAL 8 SAPYOO1 14

SF, 1/8" THK FOR ORIFICE

033 M COUPLING, lIPS, LOKRING, 200#, ASTM

9B 4730 N

2/E/

3.2

F-1387, TY.VI, CL.1D, CNA9O/10 013655241

Sakura.Yamaguchi.ja

Shi /HULL NO. Shi /HULL NAME ICN: Rev: Key Op:

LHA-7 USS TRIPOLI JON: 38DJA52103 AOl

TITLE:

Firemain Discharge Piping for No.15 Fire Pump; replace

ENCLOSURE (A) 1/1

'6

ID:1.3.1 One Inch IPS Firernain Discharae Pinina

Sakura.Yamaguchi.ja