The Filter,fluid, cataloged under National Stock Number 2915-00-192-7475, is classified within Federal Supply Class 2915 (Engine Fuel System Components, Aircraft and Missile Prime Movers) of the Engine Accessories group. The manufacturer of record is Satair A/s. Government technical data includes 11 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 2915-00-192-7475 |
| Primary Part Number | 74639 |
| Item Name | Filter,fluid |
| FSC / FSG | 2915 / 29 — Engine Fuel System Components, Aircraft and Missile Prime Movers |
| Manufacturer | Satair A/s |
| Status | ACTIVE |
| Filtering Media Design | MESH SINGLE FILTERING MEDIA RESPONSE |
| First Intake Nominal Thread Size | 0.437 INCHES IN |
| First Intake Thread Series Designator | UNF |
| Design Type | REUSABLE |
| Body Outside Diameter | 1.125 INCHES NOMINAL IN |
| First Intake Thread Direction | RIGHT-HAND |
| First Intake Connection Type | THREADED EXTERNAL TUBE END |
| Filtering Element Quantity | 1 |
| Body Length | 4.875 INCHES NOMINAL IN |
| First Discharge Connection Relationship to Intake Connection | IDENTICAL TO FIRST INTAKE CONNECTION |
| First Intake Thread Quantity Per Inch | 20 |
| 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 |
|---|---|
| 74639 | Satair A/s (DNK) |
| Reference | Meaning |
|---|---|
| 74639 | 3/2 Design control — primary reference U.S. Government activity |
NSN 2915-00-192-7475 is a Filter,fluid, manufactured by Satair A/s, classified under FSC 2915, Engine Fuel System Components, Aircraft and Missile Prime Movers. Status: active.
NSN 2915-00-192-7475 has 1 manufacturer part number on file: 74639 (Satair A/s).
1 possible match (shared part number, not a government interchangeability claim): 5342-01-388-8558. Verify interchangeability with system specifications before substitution.
Key specifications for 74639: Filtering Media Design: MESH SINGLE FILTERING MEDIA RESPONSE; First Intake Nominal Thread Size: 0.437 INCHES IN; First Intake Thread Series Designator: UNF; Design Type: REUSABLE. 11 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.