The Housing,safety and Arming Device, cataloged under National Stock Number 6920-01-137-8257, is classified within Federal Supply Class 6920 (Armament Training Devices) of the Training Aids and Devices group. The manufacturer of record is Air Armament Center/ En. Government technical data includes 1 specification, 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 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 | 6920-01-137-8257 |
| Primary Part Number | 817406 |
| Item Name | Housing,safety and Arming Device |
| FSC / FSG | 6920 / 69 — Armament Training Devices |
| Manufacturer | Air Armament Center/ En |
| Status | ACTIVE |
| General Characteristics Item Description | MATERIAL: PLASTIC SHEET,ACRYLIC,HEAT RESISTANT,FINNISH A PER MIL-P-5425; 3.000 IN. DIA; 0.848 IN. THK IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL C — Remove/Demil Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 817406 PRIMARY | Air Armament Center/ En (USA) |
NSN 6920-01-137-8257 is a Housing,safety and Arming Device, manufactured by Air Armament Center/ En, classified under FSC 6920, Armament Training Devices. Status: active.
NSN 6920-01-137-8257 has 1 manufacturer part number on file: 817406 (Air Armament Center/ En).
1 possible match (shared part number, not a government interchangeability claim): 6750-01-427-6529. Verify interchangeability with system specifications before substitution.
Key specifications for 817406: General Characteristics Item Description: MATERIAL: PLASTIC SHEET,ACRYLIC,HEAT RESISTANT,FINNISH A PER MIL-P-5425; 3.000 IN. DIA; 0.848 IN. THK IN; End Item Identification: AIM-9J1P MISSILE. 1 specification is 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 6920-01-137-8257 has DEMIL Code C. 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.