The Bumper, cataloged under National Stock Number 5340-00-809-5853, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5340-00-809-5853 |
| Item Name | Bumper |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| Outside/top Flange Diameter | 0.875 INCHES NOMINAL IN |
| Material Hardness Rating | 70.0 DUROMETER MINIMUM AND 80.0 DUROMETER MAXIMUM |
| First Counterbore Diameter | 0.375 INCHES NOMINAL IN |
| Style Designator | FLAT TOP COUNTERBORED |
| Material Document and Classification | MIL-R-3065, TYPE R, CLASS RS, GRADE RS 720 MIL SPEC SINGLE MATERIAL RESPONSE |
| First Counterbore Depth | 0.281 INCHES NOMINAL IN |
| Color | BLACK |
| Material | RUBBER SYNTHETIC |
| Hole Diameter | 0.187 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 5068-5 | 5/9 Secondary reference New Haven Mfg Corp |
| 116RW | 3/9 Design control — primary reference Lavelle Industries Inc |
NSN 5340-00-809-5853 is a Bumper, classified under FSC 5340, Hardware, Commercial. Status: active.
4 possible matches (shared part number, not a government interchangeability claim): 5930-01-021-5592, 5340-01-163-6163, 5930-01-416-7592. Verify interchangeability with system specifications before substitution.
Key specifications for 5340-00-809-5853: Overall Height: 0.531 INCHES NOMINAL IN; Outside/top Flange Diameter: 0.875 INCHES NOMINAL IN; Material Hardness Rating: 70.0 DUROMETER MINIMUM AND 80.0 DUROMETER MAXIMUM; First Counterbore Diameter: 0.375 INCHES NOMINAL IN. 9 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.