The Bumper, cataloged under National Stock Number 5340-01-531-3970, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Mcmaster-Carr Supply Co. The record lists 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Item Name | Bumper |
| FSC / FSG | 5340 — Hardware, Commercial (FSG 53) |
| Manufacturers | Mcmaster-Carr Supply Co (CAGE 39428); Amz Alabama Inc. (CAGE 076M6); Mcmaster-Carr Supply Co (CAGE 07BY4) |
| Parameter | Value |
|---|---|
| NSN | 5340-01-531-3970 |
| Primary Part Number | 9677K24 |
| Item Name | Bumper |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Mcmaster-Carr Supply Co |
| 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 |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 9677K24 PRIMARY | Mcmaster-Carr Supply Co (USA) |
| 6438356-01M1 | Amz Alabama Inc. (USA) |
| 9677K24 PRIMARY | Mcmaster-Carr Supply Co (USA) |
| Reference | Meaning |
|---|---|
| 6438356-01M1 | 7/2 Vendor item drawing reference Bae Systems Survivability Systems Llc |
| 6438356 | D/9 Drawing number reference only Bae Systems Survivability Systems Llc |
NSN 5340-01-531-3970 is a Bumper, manufactured by Mcmaster-Carr Supply Co, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-531-3970 has 3 manufacturer part numbers on file: 9677K24 (Mcmaster-Carr Supply Co), 6438356-01M1 (Amz Alabama Inc.), 9677K24 (Mcmaster-Carr Supply Co).
1 possible match (shared part number, not a government interchangeability claim): 5340-01-620-4060. Verify interchangeability with system specifications before substitution.
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.