Throttle Assembly, Fuel Pump4320-01-559-1776

NSN 4320-01-559-1776 · NIIN 015591776 · Part number RA1044

WS Darley & Co Div Ohler Pump · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 00299

Government record, cited

NSN 4320-01-559-1776 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-559-1776. Manufacturer of record part number: RA1044.

Also searched as 4320-01-559-1776 · 4320015591776 · NIIN 015591776 · 01-559-1776 · FSC 4320 Power and Hand Pumps · CAGE 00299 · RA1044

Nearby stock numbers ← 4320-01-559-1583 Pump Unit, Hydraulic · 4320-01-559-1780 Valve Flapper, Pump →

Features

Throttle Assembly,fuel Pump — FSC 4320
1 manufacturer part number on file
Manufacturer of record: WS Darley & Co Div Ohler Pump

Identification

NSN: 4320-01-559-1776
NIIN: 015591776
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: RA1044
Manufacturer: WS Darley & Co Div Ohler Pump

General Description

The Throttle Assembly,fuel Pump, cataloged under National Stock Number 4320-01-559-1776, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is WS Darley & Co Div Ohler Pump. 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	4320-01-559-1776
Primary Part Number	RA1044
Item Name	Throttle Assembly,fuel Pump
FSC / FSG	4320 / 43 — Power and Hand Pumps
Manufacturer	WS Darley & Co Div Ohler Pump
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
RA1044 PRIMARY	WS Darley & Co Div Ohler Pump (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 4320-01-559-1776?

NSN 4320-01-559-1776 is a Throttle Assembly,fuel Pump, manufactured by WS Darley & Co Div Ohler Pump, classified under FSC 4320, Power and Hand Pumps. Status: active.

What part numbers are listed for NSN 4320-01-559-1776?

NSN 4320-01-559-1776 has 1 manufacturer part number on file: RA1044 (WS Darley & Co Div Ohler Pump).

What are the specifications of RA1044?

Key specifications for RA1044: End Item Identification: 4930-01-240-4579 - FUEL PUMP MODULE, SIXCON. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4320-01-559-1776 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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