The Mount,resilient,weapon System, cataloged under National Stock Number 5342-01-134-0649, is classified within Federal Supply Class 5342 (Hardware, Weapon System) of the Hardware and Abrasives group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5342-01-134-0649 |
| Item Name | Mount,resilient,weapon System |
| FSC / FSG | 5342 / 53 — Hardware, Weapon System |
| Status | ACTIVE |
| Flange Mounting Hole Diameter | 0.196 INCHES NOMINAL IN |
| Distance Between Mounting Hole Centers | 1.937 INCHES NOMINAL IN |
| Flange Thickness | 1.110 INCHES NOMINAL IN |
| Style Designator | ROUND W/FLANGED BUSHING FOUR-HOLE FLANGE |
| Flange Length | 2.360 INCHES MINIMUM AND 2.390 INCHES MAXIMUM IN |
| Shortest Distance Between Mounting Hole Centers | 1.937 INCHES NOMINAL IN |
| Height | 1.170 INCHES NOMINAL IN |
| Thread Size | 0.250-28 ALL THREADED PORTIONS |
| Flange Width | 2.360 INCHES MINIMUM AND 2.390 INCHES MAXIMUM IN |
| Material | STEEL BASE PLATE |
| Material | STEEL OUTER MEMBER |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 23258-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5342-01-134-0649 is a Mount,resilient,weapon System, classified under FSC 5342, Hardware, Weapon System. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 2530-01-646-6744. Verify interchangeability with system specifications before substitution.
Key specifications for 5342-01-134-0649: Flange Mounting Hole Diameter: 0.196 INCHES NOMINAL IN; Distance Between Mounting Hole Centers: 1.937 INCHES NOMINAL IN; Flange Thickness: 1.110 INCHES NOMINAL IN; Style Designator: ROUND W/FLANGED BUSHING FOUR-HOLE FLANGE. 11 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.