PartsTable TECHNICAL DATA SHEET

NSN 4320-01-671-3335Government record, cited

Pump, Hydraulic4320-01-671-3335

NSN 4320-01-671-3335 · NIIN 016713335 · Part number 12644591

General Motors Corp · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 24617

Government record, cited

NSN 4320-01-671-3335 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-671-3335. Manufacturer of record part number: 12644591.

Also searched as 4320-01-671-3335 · 4320016713335 · NIIN 016713335 · 01-671-3335 · FSC 4320 Power and Hand Pumps · CAGE 24617 · 12644591 · 4377151

Nearby stock numbers ← 4320-01-671-2766 Parts Kit, Hydraulic Pump · 4320-01-671-3387 Pump, Hydraulic →

Features

Pump,hydraulic — FSC 4320
1 manufacturer part number on file
Manufacturer of record: General Motors Corp

Identification

NSN: 4320-01-671-3335
NIIN: 016713335
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: 12644591
Manufacturer: General Motors Corp

General Description

The Pump,hydraulic, cataloged under National Stock Number 4320-01-671-3335, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is General Motors Corp. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4320-01-671-3335
Primary Part Number	12644591
Item Name	Pump,hydraulic
FSC / FSG	4320 / 43 — Power and Hand Pumps
Manufacturer	General Motors Corp
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
12644591 PRIMARY	General Motors Corp (USA)

Reference documents

Reference	Meaning
4377151	7/2 Vendor item drawing reference Oshkosh Defense Llc

No interchangeability data on file.

Other items in FSC 4320 — Power and Hand Pumps

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

4320-00-001-1633

4320-00-001-1633 · Item name not on file

4320-00-001-2628

RETAINER AND PIN

4320-00-001-2629

HOUSING AND PIN

4320-00-001-2630

PUMP,CENTRIFUGAL

4320-00-001-2631

4320-00-001-2631 · Item name not on file

4320-00-001-2632

4320-00-001-2632 · Item name not on file

4320-00-001-3377

4320-00-001-3377 · Item name not on file

4320-00-001-3384

4320-00-001-3384 · Item name not on file

Frequently Asked Questions

What is NSN 4320-01-671-3335?

NSN 4320-01-671-3335 is a Pump,hydraulic, manufactured by General Motors Corp, classified under FSC 4320, Power and Hand Pumps. Status: active.

What part numbers are listed for NSN 4320-01-671-3335?

NSN 4320-01-671-3335 has 1 manufacturer part number on file: 12644591 (General Motors Corp).

What are the specifications of 12644591?

Key specifications for 12644591: End Item Identification: JOINT LIGHT TACTICAL VEHICLES, FAMILY OF VEHICLES. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4320-01-671-3335 hazardous material?

No hazard code in the DLA record (HMIC N). 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.

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