The Filter Assy,fuel, cataloged under National Stock Number 1660-01-475-5864, is classified within Federal Supply Class 1660 (Aircraft Air Conditioning, Heating, and Pressurizing Equipment) of the Aircraft Components and Accessories group. The manufacturer of record is Lockheed Martin Aeronautical Systems Support Company Dba Lmassc. The record lists 1 manufacturer part number 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.
| Parameter | Value |
|---|---|
| NSN | 1660-01-475-5864 |
| Primary Part Number | 23056031 |
| Item Name | Filter Assy,fuel |
| FSC / FSG | 1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment |
| Manufacturer | Lockheed Martin Aeronautical Systems Support Company Dba Lmassc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 23056031 PRIMARY | Lockheed Martin Aeronautical Systems Support Company Dba Lmassc (USA) |
NSN 1660-01-475-5864 is a Filter Assy,fuel, manufactured by Lockheed Martin Aeronautical Systems Support Company Dba Lmassc, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
NSN 1660-01-475-5864 has 1 manufacturer part number on file: 23056031 (Lockheed Martin Aeronautical Systems Support Company Dba Lmassc).
1 possible match (shared part number, not a government interchangeability claim): 2915-01-483-3104. Verify interchangeability with system specifications before substitution.
Key specifications for 23056031: End Item Identification: C-130J AIRCRAFT. 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.
NSN 1660-01-475-5864 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.