The Bumper, cataloged under National Stock Number 5340-00-752-7630, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Amphenol Corp Div Amphenol Aerospace Operations. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-752-7630 |
| Primary Part Number | 10-40817-12 |
| Item Name | Bumper |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Amphenol Corp Div Amphenol Aerospace Operations |
| Status | ACTIVE |
| Shank Diameter | 0.615 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN |
| Outside/top Flange Diameter | 0.693 INCHES MINIMUM AND 0.703 INCHES MAXIMUM IN |
| First Counterbore Diameter | 0.510 INCHES MINIMUM AND 0.520 INCHES MAXIMUM IN |
| Shank Length | 0.375 INCHES NOMINAL IN |
| First Counterbore Depth | 0.084 INCHES MINIMUM AND 0.094 INCHES MAXIMUM IN |
| Material | RUBBER SYNTHETIC |
| Hole Diameter | 0.300 INCHES MINIMUM AND 0.310 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 |
|---|---|
| 7527630 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 10-40817-12 PRIMARY | Amphenol Corp Div Amphenol Aerospace Operations (USA) |
| Reference | Meaning |
|---|---|
| 7527630 | 5/9 Secondary reference Army, United States Department of the Dba Rock Island Arsenal Jmtc |
NSN 5340-00-752-7630 is a Bumper, manufactured by Amphenol Corp Div Amphenol Aerospace Operations, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-752-7630 has 2 manufacturer part numbers on file: 7527630 (U S Army Tank Automotive Command Amsta-Im-Mm), 10-40817-12 (Amphenol Corp Div Amphenol Aerospace Operations).
Key specifications for 10-40817-12: Shank Diameter: 0.615 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN; Overall Height: 0.469 INCHES NOMINAL IN; Outside/top Flange Diameter: 0.693 INCHES MINIMUM AND 0.703 INCHES MAXIMUM IN; First Counterbore Diameter: 0.510 INCHES MINIMUM AND 0.520 INCHES MAXIMUM IN. 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.