Piston, Pump4320-01-504-9174

NSN 4320-01-504-9174 · NIIN 015049174 · Part number 5149782

Rolls-Royce Solutions America Inc · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 72582

Government record, cited

NSN 4320-01-504-9174 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-504-9174. Manufacturer of record part number: 5149782.

Also searched as 4320-01-504-9174 · 4320015049174 · NIIN 015049174 · 01-504-9174 · FSC 4320 Power and Hand Pumps · CAGE 72582 · 5149782

Nearby stock numbers ← 4320-01-504-9170 Housing Section, Liquid Pump · 4320-01-504-9400 →

Features

Piston,pump — FSC 4320
1 manufacturer part number on file
Manufacturer of record: Rolls-Royce Solutions America Inc

Identification

NSN: 4320-01-504-9174
NIIN: 015049174
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: 5149782
Manufacturer: Rolls-Royce Solutions America Inc

General Description

The Piston,pump, cataloged under National Stock Number 4320-01-504-9174, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Rolls-Royce Solutions America Inc. 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	4320-01-504-9174
Primary Part Number	5149782
Item Name	Piston,pump
FSC / FSG	4320 / 43 — Power and Hand Pumps
Manufacturer	Rolls-Royce Solutions America Inc
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
5149782 PRIMARY	Rolls-Royce Solutions America Inc (USA)

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 4320-01-504-9174?

NSN 4320-01-504-9174 is a Piston,pump, manufactured by Rolls-Royce Solutions America Inc, classified under FSC 4320, Power and Hand Pumps. Status: active.

What part numbers are listed for NSN 4320-01-504-9174?

NSN 4320-01-504-9174 has 1 manufacturer part number on file: 5149782 (Rolls-Royce Solutions America Inc).

What are the specifications of 5149782?

Key specifications for 5149782: Special Features: USED ON MARINE DIESEL ENGINE MODEL NUMBER 1043-7305 WITH N75 INJECTORS; ALWAYS PROVIDE THE ENGINE SERIAL NUMBER WHEN ORDERING; Part Name Assigned by Controlling Agency: PISTON AND ROTOR, HYDRAULIC STARTER; End Item Identification: LANDING CRAFT HEAVY (LCH), MARINE DIESEL ALTERNATOR SET. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4320-01-504-9174 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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