The Flap Assembly,inner, cataloged under National Stock Number 1670-01-167-0631, is classified within Federal Supply Class 1670 (Parachutes; Aerial Pick up, Delivery, Recovery Systems; and Cargo Tie Down Equipment) of the Aircraft Components and Accessories group. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1670-01-167-0631 |
| Item Name | Flap Assembly,inner |
| FSC / FSG | 1670 / 16 — Parachutes; Aerial Pick up, Delivery, Recovery Systems; and Cargo Tie Down Equipment |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 12352-1 | 5/9 Secondary reference Ami Industries, Inc Div Utc Aerospace Systems |
| 12352-1 | 3/9 Design control — primary reference Universal Propulsion Company Inc Dba Goodrich Div Universal Propulsion Co., Inc. |
| 12352-1 | C/1 Advisory reference — outside the item-of-supply concept Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
NSN 1670-01-167-0631 is a Flap Assembly,inner, classified under FSC 1670, Parachutes; Aerial Pick up, Delivery, Recovery Systems; and Cargo Tie Down Equipment. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 5985-01-248-8463, 6550-01-503-3071, 4730-01-562-1689. Verify interchangeability with system specifications before substitution.
Key specifications for 1670-01-167-0631: End Item Identification: EJECTION SEAT AIRCRAFT,ESCAPE SYSTEM. 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 1670-01-167-0631 has DEMIL Code Q. 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.