The Bumper, cataloged under National Stock Number 5340-01-494-8832, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 6 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-494-8832 |
| Primary Part Number | 845-7286646 ITEM 22 |
| Item Name | Bumper |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Outside/top Flange Diameter | 1.290 INCHES MAXIMUM IN |
| First Counterbore Diameter | 0.420 INCHES NOMINAL IN |
| Style Designator | FLAT TOP COUNTERBORED |
| First Counterbore Depth | 0.144 INCHES MINIMUM AND 0.154 INCHES MAXIMUM IN |
| Material | RUBBER |
| Hole Diameter | 0.275 INCHES MINIMUM AND 0.285 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 845-7286646 ITEM 22 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 2643-822-57-0022A | 5/2 Secondary reference U.S. Government activity |
| 2643-822-57 ITEM 22 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5340-01-494-8832 is a Bumper, manufactured by Naval Sea Systems Command, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-494-8832 has 1 manufacturer part number on file: 845-7286646 ITEM 22 (Naval Sea Systems Command).
Key specifications for 845-7286646 ITEM 22: Overall Height: 0.330 INCHES MAXIMUM IN; Outside/top Flange Diameter: 1.290 INCHES MAXIMUM IN; First Counterbore Diameter: 0.420 INCHES NOMINAL IN; Style Designator: FLAT TOP COUNTERBORED. 6 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.