The Mount,resilient,weapon System, cataloged under National Stock Number 5342-00-958-0357, is classified within Federal Supply Class 5342 (Hardware, Weapon System) of the Hardware and Abrasives group. The manufacturer of record is Karman Rubber Company (inc). Government technical data includes 8 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5342-00-958-0357 |
| Primary Part Number | K720-PT51 |
| Item Name | Mount,resilient,weapon System |
| FSC / FSG | 5342 / 53 — Hardware, Weapon System |
| Manufacturer | Karman Rubber Company (inc) |
| Status | ACTIVE |
| Style Designator | ROUND W/FLANGE THREADED STUD |
| Distance From Flange to End | 2.250 INCHES NOMINAL IN |
| Stud Length | 1.313 INCHES NOMINAL ALL THREADED STUD IN |
| Load/frequency Range | NOT SPECIFIED |
| Thread Size | 1/2-13UNC-2A ALL THREADED PORTIONS A |
| Surface Treatment | CADMIUM OVERALL |
| Material | STEEL OVERALL |
| Major Outside Diameter | 3.125 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| K720-PT51 PRIMARY | Karman Rubber Company (inc) (USA) |
| Reference | Meaning |
|---|---|
| 669-0210 | 5/9 Secondary reference Hollingsworth John R Co |
| 13208E5847 | 1/2 Source control — Government-approved source U.S. Government activity |
| 13208E5847 | 5/9 Secondary reference U.S. Government activity |
| J5425-86 | 5/9 Secondary reference Lord Corporation Dba Lord Corp |
| K72-M1250 | 5/9 Secondary reference Karman Rubber Company (inc) |
| C21923 | 5/9 Secondary reference Bogue Electric Manufacturing Co |
| C21923 | 5/9 Secondary reference Lord Corporation Dba Lord Corp |
NSN 5342-00-958-0357 is a Mount,resilient,weapon System, manufactured by Karman Rubber Company (inc), classified under FSC 5342, Hardware, Weapon System. Status: active.
NSN 5342-00-958-0357 has 1 manufacturer part number on file: K720-PT51 (Karman Rubber Company (inc)).
Key specifications for K720-PT51: Style Designator: ROUND W/FLANGE THREADED STUD; Distance From Flange to End: 2.250 INCHES NOMINAL IN; Stud Length: 1.313 INCHES NOMINAL ALL THREADED STUD IN; Load/frequency Range: NOT SPECIFIED. 8 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.
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.