The Fan,tubeaxial, cataloged under National Stock Number 4140-01-537-3568, 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 Digital System Resources Inc. Dba General Dynamics Advanced Information Systems. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-537-3568 |
| Primary Part Number | 1003624-1 |
| Item Name | Fan,tubeaxial |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Digital System Resources Inc. Dba General Dynamics Advanced Information Systems |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1003624-1 PRIMARY | Digital System Resources Inc. Dba General Dynamics Advanced Information Systems (USA) |
| Reference | Meaning |
|---|---|
| A001683 | 5/9 Secondary reference Digital System Resources Inc. Dba General Dynamics Advanced Information Systems |
NSN 4140-01-537-3568 is a Fan,tubeaxial, manufactured by Digital System Resources Inc. Dba General Dynamics Advanced Information Systems, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-537-3568 has 1 manufacturer part number on file: 1003624-1 (Digital System Resources Inc. Dba General Dynamics Advanced Information Systems).
1 possible match (shared part number, not a government interchangeability claim): 5925-01-555-9879. Verify interchangeability with system specifications before substitution.
Key specifications for 1003624-1: Part Name Assigned by Controlling Agency: (INAVY) TUBEAXIAL FAN; End Item Identification: AN/BQQ-10(V)5 UNIT 4047, SEAWOLF DAU 1; (V)5 UNIT 4048, SEAWOLF DAU 2, UNIT 4049 SEAWOLF DAU 3; UNIT 4050 SEAWOLF DAU 4, UNIT 4051, SEAWOLF DAU 5, UNIT 4046, ACCELEROMETER, PWR, UNIT 4052 ACCE;EROMETER PWR. 0 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.