The Bumper, cataloged under National Stock Number 5340-01-643-5776, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Eastern Co Div Eberhard Manufacturing. Government technical data includes 2 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-643-5776 |
| Primary Part Number | 1-664-2-MB |
| Item Name | Bumper |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Eastern Co Div Eberhard Manufacturing |
| Status | ACTIVE |
| Color | BLACK |
| Material | STEEL CORROSION RESISTING |
| 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 |
|---|---|
| 1-664-2-MB PRIMARY | Eastern Co Div Eberhard Manufacturing (USA) |
| Reference | Meaning |
|---|---|
| 14004683 | 7/2 Vendor item drawing reference U S Army Tank Automotive Command Amsta-Im-Mm |
NSN 5340-01-643-5776 is a Bumper, manufactured by Eastern Co Div Eberhard Manufacturing, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-643-5776 has 1 manufacturer part number on file: 1-664-2-MB (Eastern Co Div Eberhard Manufacturing).
Key specifications for 1-664-2-MB: Color: BLACK; Special Features: MATERIAL: MALE STEM & FEMALE BASE POLYPROPYLENE, WASHER STAINLESS STEEL; Part Name Assigned by Controlling Agency: BUMPER, MALE & FEMALE, TURRET LID; Material: STEEL CORROSION RESISTING. 2 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.