The Bumper, cataloged under National Stock Number 5340-00-900-7404, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp. Government technical data includes 9 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-900-7404 |
| Primary Part Number | 9105JJ |
| Item Name | Bumper |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp |
| Status | ACTIVE |
| Bottom Flange Diameter | 0.250 INCHES NOMINAL IN |
| Outside/top Flange Diameter | 0.375 INCHES NOMINAL IN |
| Material Hardness Rating | 35.0 DUROMETER MINIMUM AND 45.0 DUROMETER MAXIMUM |
| Groove Diameter | 0.188 INCHES NOMINAL IN |
| Style Designator | DOUBLE FLANGE |
| Material Document and Classification | MIL-R-6855, CLASS 3, GRADE 40 MIL SPEC SINGLE MATERIAL RESPONSE |
| Bottom Flange Width | 0.156 INCHES NOMINAL IN |
| Top Flange Width | 0.125 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC |
| 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 |
|---|---|
| 9105JJ PRIMARY | Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp (USA) |
| Reference | Meaning |
|---|---|
| 38000310 | 5/9 Secondary reference Sypris Electronics, Llc |
| 956C359-2 | 5/9 Secondary reference U.S. Government activity |
| 99105JJ | 5/9 Secondary reference Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp |
| 956C359-2 | 5/9 Secondary reference U.S. Government activity |
NSN 5340-00-900-7404 is a Bumper, manufactured by Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-900-7404 has 1 manufacturer part number on file: 9105JJ (Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-659-4647. Verify interchangeability with system specifications before substitution.
Key specifications for 9105JJ: Bottom Flange Diameter: 0.250 INCHES NOMINAL IN; Overall Height: 0.375 INCHES NOMINAL IN; Outside/top Flange Diameter: 0.375 INCHES NOMINAL IN; Material Hardness Rating: 35.0 DUROMETER MINIMUM AND 45.0 DUROMETER MAXIMUM. 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.