The Mount,resilient,weapon System, cataloged under National Stock Number 5342-00-988-9958, is classified within Federal Supply Class 5342 (Hardware, Weapon System) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 19 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5342-00-988-9958 |
| Primary Part Number | 11589476 |
| Item Name | Mount,resilient,weapon System |
| FSC / FSG | 5342 / 53 — Hardware, Weapon System |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Flange Mounting Hole Diameter | 2.350 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | MIL-C-5541, CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Surface Treatment Document and Classification | QQ-P-416, TYPE 2, CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE STUD |
| Thread Size at Large End of Body Taper | 7/16-20 |
| Minor Outside Diameter | 1.065 INCHES MAXIMUM IN |
| Material Document and Classification | QQ-A-200/8, ALLOY 6061 FED SPEC SINGLE MATERIAL RESPONSE INNER MEMBER |
| Material Document and Classification | QQ-A-250/11, ALLOY 6061 FED SPEC SINGLE MATERIAL RESPONSE OUTER MEMBER |
| Material Document and Classification | QQ-S-634, COMP 1010-CANCELLED FED SPEC SINGLE MATERIAL RESPONSE OR QQ-S-634, COMP 1025-CANCELLED FED SPEC SINGLE MATERIAL RESPONSE STUD |
| Distance From Flange to End | 1.172 INCHES NOMINAL IN |
| Stud Length at Large End of Body Taper | 1.625 INCHES NOMINAL IN |
| Height | 2.900 INCHES NOMINAL IN |
| Thread Size | 8.32-32 ALL THREADED PORTIONS |
| Surface Treatment | CADMIUM STUD |
| Surface Treatment | CHROMATE INNER MEMBER |
| Surface Treatment | CHROMATE OUTER MEMBER |
| Material | STEEL STUD |
| Material | ALUMINUM ALLOY 6061 INNER MEMBER |
| Material | ALUMINUM ALLOY 6061 OUTER MEMBER |
| Major Outside Diameter | 2.094 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 11589476 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 11589476 | Fnss Savunma Sistemleri Anonim Sirketi (TUR) |
| Reference | Meaning |
|---|---|
| 10383905 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 5340009889958 | 5/9 Secondary reference E.c.a Etablissement Centrald'approvisionnement Des Forces Armee |
NSN 5342-00-988-9958 is a Mount,resilient,weapon System, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5342, Hardware, Weapon System. Status: active.
NSN 5342-00-988-9958 has 2 manufacturer part numbers on file: 11589476 (U S Army Tank Automotive Command Amsta-Im-Mm), 11589476 (Fnss Savunma Sistemleri Anonim Sirketi).
Key specifications for 11589476: Flange Mounting Hole Diameter: 2.350 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-C-5541, CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Surface Treatment Document and Classification: QQ-P-416, TYPE 2, CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE STUD; Thread Size at Large End of Body Taper: 7/16-20. 19 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5342-00-988-9958 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.