The Bumper, cataloged under National Stock Number 5340-00-506-4555, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 5340-00-506-4555 |
| Item Name | Bumper |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| Second Counterbore Depth | 0.438 INCHES NOMINAL IN |
| Outside/top Flange Diameter | 1.375 INCHES NOMINAL IN |
| Material Hardness Rating | 55.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM |
| First Counterbore Diameter | 0.938 INCHES NOMINAL IN |
| First Counterbore Depth | 0.078 INCHES NOMINAL IN |
| Second Counterbore Diameter | 1.000 INCHES NOMINAL IN |
| Material | RUBBER CHLOROPRENE CLASS CR |
| 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 |
|---|---|
| 16619 | 3/9 Design control — primary reference Cessna Aircraft Co Arc Avionics Div |
NSN 5340-00-506-4555 is a Bumper, classified under FSC 5340, Hardware, Commercial. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5965-00-879-1767. Verify interchangeability with system specifications before substitution.
Key specifications for 5340-00-506-4555: Second Counterbore Depth: 0.438 INCHES NOMINAL IN; Overall Height: 0.594 INCHES NOMINAL IN; Outside/top Flange Diameter: 1.375 INCHES NOMINAL IN; Material Hardness Rating: 55.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM. 7 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.