NSN 4320-01-103-9109 · NIIN 011039109 · Part number A703
Circor Naval Solutions Llc Dba Warren Pumps · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 63857
Government record, cited
NSN 4320-01-103-9109 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-103-9109. Manufacturer of record part number: A703.
Also searched as4320-01-103-9109 ·
4320011039109 ·
NIIN 011039109 ·
01-103-9109 ·
FSC 4320 Power and Hand Pumps · CAGE 63857 · A703
The Impeller,pump,centrifugal, cataloged under National Stock Number 4320-01-103-9109, 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. 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. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4320-01-103-9109
Primary Part Number
A703
Item Name
Impeller,pump,centrifugal
FSC / FSG
4320 / 43 — Power and Hand Pumps
Manufacturer
Circor Naval Solutions Llc Dba Warren Pumps
Status
ACTIVE
Material
STEEL CORROSION RESISTING
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
⇄Related Items4
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5962-01-248-2558A703POSSIBLE MATCH
MICROCIRCUIT,LINEAR
Possible match (shared part number)Horizon Aerospace Llc Dba Magnetics Division
5340-01-323-2486A703POSSIBLE MATCH
HINGE,BUTT
Possible match (shared part number)Austin Hardware & Supply, Inc.
5340-01-367-6704AA06060406POSSIBLE MATCH
HINGE,BUTT
Possible match (shared part number)H. a. Guden Company, Inc.
5930-01-499-6615H312493-1POSSIBLE MATCH
SWITCH,PRESSURE
Possible match (shared part number)Raytheon Company Div Corp
NSN 4320-01-103-9109 is a Impeller,pump,centrifugal, 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 4320-01-103-9109?
NSN 4320-01-103-9109 has 1 manufacturer part number on file: A703 (Circor Naval Solutions Llc Dba Warren Pumps).
What NSN replaces 4320-01-103-9109?
4 possible matches (shared part number, not a government interchangeability claim): 5962-01-248-2558, 5340-01-323-2486, 5340-01-367-6704. Verify interchangeability with system specifications before substitution.
What are the specifications of A703?
Key specifications for A703: Material: STEEL CORROSION RESISTING. 1 specification is documented in the U.S. Government catalog.
Is NSN 4320-01-103-9109 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.