The Bumper, cataloged under National Stock Number 5340-01-678-6328, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Karman Rubber Company (inc). The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active. Unit of issue: EA.
| Item Name | Bumper |
| FSC / FSG | 5340 — Hardware, Commercial (FSG 53) |
| Manufacturers | Oshkosh Defense Llc (CAGE 75Q65); U S Army Tank Automotive Command Amsta-Im-Mm (CAGE 19207); Karman Rubber Company (inc) (CAGE 57839) |
| Parameter | Value |
|---|---|
| NSN | 5340-01-678-6328 |
| Primary Part Number | K1662-M1040 |
| Item Name | Bumper |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Karman Rubber Company (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 |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 12603901 | Oshkosh Defense Llc (USA) |
| 12603901 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| K1662-M1040 PRIMARY | Karman Rubber Company (inc) (USA) |
NSN 5340-01-678-6328 is a Bumper, manufactured by Karman Rubber Company (inc), classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-678-6328 has 3 manufacturer part numbers on file: 12603901 (Oshkosh Defense Llc), 12603901 (U S Army Tank Automotive Command Amsta-Im-Mm), K1662-M1040 (Karman Rubber Company (inc)).
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.