PartsTable TECHNICAL DATA SHEET

NSN 4320-01-287-9352Government record, cited

Pump, Rotary4320-01-287-9352

NSN 4320-01-287-9352 · NIIN 012879352 · Part number A1966

Circor Naval Solutions Llc Dba Warren Pumps · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 63857

Government record, cited

NSN 4320-01-287-9352 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-287-9352. Manufacturer of record part number: A1966.

Also searched as 4320-01-287-9352 · 4320012879352 · NIIN 012879352 · 01-287-9352 · FSC 4320 Power and Hand Pumps · CAGE 63857 · A1966

Nearby stock numbers ← 4320-01-287-9351 Pump, Reciprocating · 4320-01-287-9353 Pump, Rotary →

Features

Pump,rotary — FSC 4320
1 manufacturer part number on file
Manufacturer of record: Circor Naval Solutions Llc Dba Warren Pumps

Identification

NSN: 4320-01-287-9352
NIIN: 012879352
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: A1966
Manufacturer: Circor Naval Solutions Llc Dba Warren Pumps

General Description

The Pump,rotary, cataloged under National Stock Number 4320-01-287-9352, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Circor Naval Solutions Llc Dba Warren Pumps. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Catalog Facts

Item Name	Pump,rotary
FSC / FSG	4320 — Power and Hand Pumps (FSG 43)
Manufacturers	Circor Naval Solutions Llc Dba Warren Pumps (CAGE 63857)

Technical Specifications

Parameter	Value
NSN	4320-01-287-9352
Primary Part Number	A1966
Item Name	Pump,rotary
FSC / FSG	4320 / 43 — Power and Hand Pumps
Manufacturer	Circor Naval Solutions Llc Dba Warren Pumps
Status	ACTIVE

Lifecycle & Compliance

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

⇄ Related Items 5

Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.

8455-01-569-5723 POSSIBLE MATCH

INSIGNIA,SHOULDER SLEEVE

Possible match (shared part number)

8455-01-569-5728 POSSIBLE MATCH

INSIGNIA,SHOULDER SLEEVE

Possible match (shared part number)

6530-01-616-5754A1966 POSSIBLE MATCH

EXERCISER,HAND

Possible match (shared part number)Sammons Preston Dba Sammons Preston Rolyan

6530-01-631-1715A1966 POSSIBLE MATCH

EXERCISER,HAND

Possible match (shared part number)Performance Health Supply, Llc Dba Sammons Preston Rolyan

8455-01-665-9431 POSSIBLE MATCH

INSIGNIA,SHOULDER SLEEVE

Possible match (shared part number)

Cross-Reference Index

Part Number	Manufacturer
A1966 PRIMARY	Circor Naval Solutions Llc Dba Warren Pumps (USA)

Related Parts

8455-01-569-5723POSSIBLE MATCH

INSIGNIA,SHOULDER SLEEVE

8455-01-569-5728POSSIBLE MATCH

INSIGNIA,SHOULDER SLEEVE

6530-01-616-5754POSSIBLE MATCH

EXERCISER,HAND

A1966

6530-01-631-1715POSSIBLE MATCH

EXERCISER,HAND

A1966

8455-01-665-9431POSSIBLE MATCH

INSIGNIA,SHOULDER SLEEVE

Frequently Asked Questions

What is NSN 4320-01-287-9352?

NSN 4320-01-287-9352 is a Pump,rotary, manufactured by Circor Naval Solutions Llc Dba Warren Pumps, classified under FSC 4320, Power and Hand Pumps. Status: active.

What part numbers are listed for NSN 4320-01-287-9352?

NSN 4320-01-287-9352 has 1 manufacturer part number on file: A1966 (Circor Naval Solutions Llc Dba Warren Pumps).

What NSN replaces 4320-01-287-9352?

5 possible matches (shared part number, not a government interchangeability claim): 8455-01-569-5723, 8455-01-569-5728, 6530-01-616-5754. Verify interchangeability with system specifications before substitution.

Is NSN 4320-01-287-9352 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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