The Cover Strip, cataloged under National Stock Number 5340-01-689-8546, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Aviall Airline Inc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5340-01-689-8546 |
| Primary Part Number | 491E1220020-039 |
| Item Name | Cover Strip |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Aviall Airline Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 491E1220020-039 PRIMARY | Aviall Airline Inc (USA) |
| 491E1220020-039 | Mra Systems, Llc (USA) |
| Reference | Meaning |
|---|---|
| 491E1220020-019 | 5/9 Secondary reference Mra Systems, Llc |
| 491E1220020-019 | 5/9 Secondary reference Aviall Airline Inc |
NSN 5340-01-689-8546 is a Cover Strip, manufactured by Aviall Airline Inc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-689-8546 has 2 manufacturer part numbers on file: 491E1220020-039 (Aviall Airline Inc), 491E1220020-039 (Mra Systems, Llc).
Key specifications for 491E1220020-039: Part Name Assigned by Controlling Agency: HINGE COVER ASSEMBLY,LH; End Item Identification: SIDEWALL ASSY. 0 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.