The Adapter,housing, cataloged under National Stock Number 3040-01-439-7720, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Naval Air Warfare Center Aircraft Division Code 1.3.1 Bldg 562-1. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-439-7720 |
| Primary Part Number | 1289AS175-1 |
| Item Name | Adapter,housing |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Naval Air Warfare Center Aircraft Division Code 1.3.1 Bldg 562-1 |
| 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 |
|---|---|
| 1289AS175-1 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| 1289AS175-1 PRIMARY | Naval Air Warfare Center Aircraft Division Code 1.3.1 Bldg 562-1 (USA) |
| Reference | Meaning |
|---|---|
| 1289AS175-1 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 3040-01-439-7720 is a Adapter,housing, manufactured by Naval Air Warfare Center Aircraft Division Code 1.3.1 Bldg 562-1, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-439-7720 has 2 manufacturer part numbers on file: 1289AS175-1 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 1289AS175-1 (Naval Air Warfare Center Aircraft Division Code 1.3.1 Bldg 562-1).
Key specifications for 1289AS175-1: Overall Length: 1.380 INCHES NOMINAL IN; End Item Identification: T-58. 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.