The Bumper, cataloged under National Stock Number 5340-00-904-9303, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Army, United States Department of the Dba Rock Island Arsenal Jmtc. Government technical data includes 10 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-904-9303 |
| Primary Part Number | 11686524 |
| Item Name | Bumper |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Army, United States Department of the Dba Rock Island Arsenal Jmtc |
| Status | ACTIVE |
| Bottom Flange Diameter | 0.225 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN |
| Outside/top Flange Diameter | 0.305 INCHES MINIMUM AND 0.315 INCHES MAXIMUM IN |
| Material Hardness Rating | 65.0 DUROMETER MINIMUM AND 75.0 DUROMETER MAXIMUM |
| Groove Diameter | 0.195 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN |
| Style Designator | DOUBLE FLANGE |
| Material Document and Classification | MIL-STD-417, TYPE S, CLASS SB, GRADE SB715 MIL STD SINGLE MATERIAL RESPONSE |
| Bottom Flange Width | 0.050 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN |
| Color | BLACK |
| Top Flange Width | 0.025 INCHES MINIMUM AND 0.035 INCHES MAXIMUM 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 |
|---|---|
| 11686524 PRIMARY | Army, United States Department of the Dba Rock Island Arsenal Jmtc (USA) |
NSN 5340-00-904-9303 is a Bumper, manufactured by Army, United States Department of the Dba Rock Island Arsenal Jmtc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-904-9303 has 1 manufacturer part number on file: 11686524 (Army, United States Department of the Dba Rock Island Arsenal Jmtc).
Key specifications for 11686524: Bottom Flange Diameter: 0.225 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN; Overall Height: 0.355 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN; Outside/top Flange Diameter: 0.305 INCHES MINIMUM AND 0.315 INCHES MAXIMUM IN; Material Hardness Rating: 65.0 DUROMETER MINIMUM AND 75.0 DUROMETER MAXIMUM. 10 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.