Repair Kit, Cryogenic Pump3655-01-388-4255

NSN 3655-01-388-4255 · NIIN 013884255 · Part number 2312823-1

Cosmodyne, Llc Dba Cosmodyne Llc · FSC 3655 — Gas Generating and Dispensing Systems, Fixed or Mobile · FSG 36 — Special Industry Machinery · CAGE 11243

Government record, cited

NSN 3655-01-388-4255 — this item is cataloged by the U.S. Government under National Stock Number 3655-01-388-4255. Manufacturer of record part number: 2312823-1.

Also searched as 3655-01-388-4255 · 3655013884255 · NIIN 013884255 · 01-388-4255 · FSC 3655 Gas Generating and Dispensing Systems, Fixed or Mobile · CAGE 11243 · 2312823-1

Nearby stock numbers ← 3655-01-387-9724 Recharging Unit, Monobromotrifluo · 3655-01-389-5247 Turboexpander →

Features

Repair Kit,cryogenic Pump — FSC 3655
General Characteristics Item Description: 2312822-1 MINOR OVERHAUL KIT,QTY. 1;MS16631-225 RING,RETAINING,QTY. 1;3-2884-1 WASHER,LIPSEAL,QTY. 1;3-2881-3 LIPSEAL,GREASE,QTY. 1;2308004-1 PISTON,QTY. 1;2308019-1 CYLINDER,QTY. 1;2307818-1 GUIDE,BALL,QTY. 1;N5000-106H RING,RETAINER(TRUARC),QTY. 1;N5008-75H RING,RETAINER(TRUARC),QTY. 1;CO720-055-0880-S SPRING(ASSOCIATED SPRING),QTY. 1;2312824-1 SPACER,SECONDARY SEAL,QTY. 1;2312825-1 RETAINER SLEEVE,SEC. SEAL,QTY. 1;2304510-1 RING,INNER LOADING,QTY. 1;2304513-1 SPRING,INNER LOADING,QTY. 1;2304511-1 RING,OUTER LOADING,QTY. 1;2304512-1 SPRING,OUTER LOADING,QTY. 1.
1 manufacturer part number on file
Manufacturer of record: Cosmodyne, Llc Dba Cosmodyne Llc

Identification

NSN: 3655-01-388-4255
NIIN: 013884255
FSC: 3655 — Gas Generating and Dispensing Systems, Fixed or Mobile
FSG: 36 — Special Industry Machinery
Primary part number: 2312823-1
Manufacturer: Cosmodyne, Llc Dba Cosmodyne Llc

General Description

The Repair Kit,cryogenic Pump, cataloged under National Stock Number 3655-01-388-4255, is classified within Federal Supply Class 3655 (Gas Generating and Dispensing Systems, Fixed or Mobile) of the Special Industry Machinery group. The manufacturer of record is Cosmodyne, Llc Dba Cosmodyne Llc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	3655-01-388-4255
Primary Part Number	2312823-1
Item Name	Repair Kit,cryogenic Pump
FSC / FSG	3655 / 36 — Gas Generating and Dispensing Systems, Fixed or Mobile
Manufacturer	Cosmodyne, Llc Dba Cosmodyne Llc
Status	ACTIVE
General Characteristics Item Description	2312822-1 MINOR OVERHAUL KIT,QTY. 1;MS16631-225 RING,RETAINING,QTY. 1;3-2884-1 WASHER,LIPSEAL,QTY. 1;3-2881-3 LIPSEAL,GREASE,QTY. 1;2308004-1 PISTON,QTY. 1;2308019-1 CYLINDER,QTY. 1;2307818-1 GUIDE,BALL,QTY. 1;N5000-106H RING,RETAINER(TRUARC),QTY. 1;N5008-75H RING,RETAINER(TRUARC),QTY. 1;CO720-055-0880-S SPRING(ASSOCIATED SPRING),QTY. 1;2312824-1 SPACER,SECONDARY SEAL,QTY. 1;2312825-1 RETAINER SLEEVE,SEC. SEAL,QTY. 1;2304510-1 RING,INNER LOADING,QTY. 1;2304513-1 SPRING,INNER LOADING,QTY. 1;2304511-1 RING,OUTER LOADING,QTY. 1;2304512-1 SPRING,OUTER LOADING,QTY. 1.

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	Possible hazard — SDS may be required (DLA HMIC P)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
2312823-1 PRIMARY	Cosmodyne, Llc Dba Cosmodyne Llc (USA)

No interchangeability data on file.

Other items in FSC 3655 — Gas Generating and Dispensing Systems, Fixed or Mobile

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

3655-00-000-0142

3655-00-000-0142 · Item name not on file

3655-00-001-5361

STORAGE UNIT,LIQUID NITROGEN

3655-00-001-8393

3655-00-001-8393 · Item name not on file

3655-00-003-7256

3655-00-003-7256 · Item name not on file

3655-00-011-9455

3655-00-011-9455 · Item name not on file

3655-00-012-6888

3655-00-012-6888 · Item name not on file

3655-00-013-8994

TANK,STORAGE,LIQUID ARGON-NITROG

3655-00-013-8995

TANK,STORAGE,LIQUID ARGON-NITROG

Frequently Asked Questions

What is NSN 3655-01-388-4255?

NSN 3655-01-388-4255 is a Repair Kit,cryogenic Pump, manufactured by Cosmodyne, Llc Dba Cosmodyne Llc, classified under FSC 3655, Gas Generating and Dispensing Systems, Fixed or Mobile. Status: active.

What part numbers are listed for NSN 3655-01-388-4255?

NSN 3655-01-388-4255 has 1 manufacturer part number on file: 2312823-1 (Cosmodyne, Llc Dba Cosmodyne Llc).

What are the specifications of 2312823-1?

Key specifications for 2312823-1: General Characteristics Item Description: 2312822-1 MINOR OVERHAUL KIT,QTY. 1;MS16631-225 RING,RETAINING,QTY. 1;3-2884-1 WASHER,LIPSEAL,QTY. 1;3-2881-3 LIPSEAL,GREASE,QTY. 1;2308004-1 PISTON,QTY. 1;2308019-1 CYLINDER,QTY. 1;2307818-1 GUIDE,BALL,QTY. 1;N5000-106H RING,RETAINER(TRUARC),QTY. 1;N5008-75H RING,RETAINER(TRUARC),QTY. 1;CO720-055-0880-S SPRING(ASSOCIATED SPRING),QTY. 1;2312824-1 SPACER,SECONDARY SEAL,QTY. 1;2312825-1 RETAINER SLEEVE,SEC. SEAL,QTY. 1;2304510-1 RING,INNER LOADING,QTY. 1;2304513-1 SPRING,INNER LOADING,QTY. 1;2304511-1 RING,OUTER LOADING,QTY. 1;2304512-1 SPRING,OUTER LOADING,QTY. 1.; Special Features: OPTIONAL SHAFT EXTENSION; End Item Identification: MODEL CL-1D-75. 1 specification is documented in the U.S. Government catalog.

Is NSN 3655-01-388-4255 hazardous material?

Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

PartsTable Design LLC · partstable.com