The Bellows,protection, cataloged under National Stock Number 5340-00-679-4505, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 14 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. 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 | 5340-00-679-4505 |
| Primary Part Number | 7953994 |
| Item Name | Bellows,protection |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| FSC Application Data | BRAKE CONTROL ROD CONNECTION,TANK |
| Large End Outside Length | 0.940 INCHES NOMINAL IN |
| Small End Inside Diameter | 1.850 INCHES NOMINAL IN |
| Large End Inside Diameter | 2.720 INCHES NOMINAL IN |
| Large End Outside Diameter | 2.840 INCHES NOMINAL IN |
| Contracted Length | 2.375 INCHES NOMINAL IN |
| Small End Outside Diameter | 1.970 INCHES NOMINAL IN |
| Small End Outside Length | 1.060 INCHES NOMINAL IN |
| Material Document and Classification | MIL-R-3065, TYPE S, CLASS SC, GRADE 515A1B1E3G MIL SPEC SINGLE MATERIAL RESPONSE |
| Neutral Length | 5.590 INCHES NOMINAL IN |
| Small End Inside Length | 1.061 INCHES NOMINAL IN |
| Large End Inside Length | 0.940 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC |
| Thickness | 0.060 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 |
| Part Number | Manufacturer |
|---|---|
| 7953994 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5340-00-679-4505 is a Bellows,protection, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-679-4505 has 1 manufacturer part number on file: 7953994 (U S Army Tank Automotive Command Amsta-Im-Mm).
1 possible match (shared part number, not a government interchangeability claim): 5935-01-254-8195. Verify interchangeability with system specifications before substitution.
Key specifications for 7953994: FSC Application Data: BRAKE CONTROL ROD CONNECTION,TANK; Large End Outside Length: 0.940 INCHES NOMINAL IN; Small End Inside Diameter: 1.850 INCHES NOMINAL IN; Large End Inside Diameter: 2.720 INCHES NOMINAL IN. 14 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.