NSN 4140-01-537-3609 · NIIN 015373609 · Part number 1003312-1
General Dynamics Mission Systems, Inc. · FSC 4140 — Fans, Air Circulators, and Blower Equipment · FSG 41 — Refrigeration, AC, and Air Circulating Equipment · CAGE 34EA9
Government record, cited
NSN 4140-01-537-3609 — this item is cataloged by the U.S. Government under National Stock Number 4140-01-537-3609. Manufacturer of record part number: 1003312-1.
Also searched as4140-01-537-3609 ·
4140015373609 ·
NIIN 015373609 ·
01-537-3609 ·
FSC 4140 Fans, Air Circulators, and Blower Equipment · CAGE 34EA9 · 1003312-1
Manufacturer of record: General Dynamics Mission Systems, Inc.
Identification
NSN: 4140-01-537-3609
NIIN: 015373609
FSC: 4140 — Fans, Air Circulators, and Blower Equipment
FSG: 41 — Refrigeration, AC, and Air Circulating Equipment
Primary part number: 1003312-1
Manufacturer: General Dynamics Mission Systems, Inc.
General Description
The Fan,circulating, cataloged under National Stock Number 4140-01-537-3609, is classified within Federal Supply Class 4140 (Fans, Air Circulators, and Blower Equipment) of the Refrigeration, AC, and Air Circulating Equipment group. The manufacturer of record is General Dynamics Mission Systems, Inc.. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares 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
4140-01-537-3609
Primary Part Number
1003312-1
Item Name
Fan,circulating
FSC / FSG
4140 / 41 — Fans, Air Circulators, and Blower Equipment
Manufacturer
General Dynamics Mission Systems, 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
⇄Related Items1
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
2530-01-650-921010033121POSSIBLE MATCH
HUB ASSEMBLY,VEHICULAR
Possible match (shared part number)Consolidated Metco Inc Clackamas Plant
Digital System Resources Inc. Dba General Dynamics Advanced Information Systems (USA)
Related Parts
2530-01-650-9210POSSIBLE MATCH
HUB ASSEMBLY,VEHICULAR
10033121
Frequently Asked Questions
What is NSN 4140-01-537-3609?
NSN 4140-01-537-3609 is a Fan,circulating, manufactured by General Dynamics Mission Systems, Inc., classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
What part numbers are listed for NSN 4140-01-537-3609?
NSN 4140-01-537-3609 has 3 manufacturer part numbers on file: 1003312-1 (General Dynamics Mission Systems, Inc.), 1003312-1 (General Dynamics Mission Systems, Inc.), 1003312-1 (Digital System Resources Inc. Dba General Dynamics Advanced Information Systems).
What NSN replaces 4140-01-537-3609?
1 possible match (shared part number, not a government interchangeability claim): 2530-01-650-9210. Verify interchangeability with system specifications before substitution.
What are the specifications of 1003312-1?
Key specifications for 1003312-1: Part Name Assigned by Controlling Agency: INAVY) BOTTOM FAN ASSEMBLY. 0 specifications are documented in the U.S. Government catalog.
Is NSN 4140-01-537-3609 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.