The Mount,resilient,weapon System, cataloged under National Stock Number 5342-01-338-8561, is classified within Federal Supply Class 5342 (Hardware, Weapon System) of the Hardware and Abrasives group. Government technical data includes 24 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5342-01-338-8561 |
| Item Name | Mount,resilient,weapon System |
| FSC / FSG | 5342 / 53 — Hardware, Weapon System |
| Status | ACTIVE |
| Flange Mounting Hole Diameter | 0.215 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-N-290, CLASS 1, TYPE 7 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE BASE PLATE |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE CORE |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE CUP |
| Distance Between Mounting Hole Centers | 1.370 INCHES MINIMUM AND 1.380 INCHES MAXIMUM IN |
| Flange Thickness | 0.110 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN |
| Style Designator | ROUND FOUR-HOLE FLANGE |
| Material Document and Classification | AISI 302 ASSN STD SINGLE MATERIAL RESPONSE BASE PLATE |
| Material Document and Classification | AISI 302 ASSN STD SINGLE MATERIAL RESPONSE CORE |
| Material Document and Classification | AISI 302 ASSN STD SINGLE MATERIAL RESPONSE CUP |
| Flange Length | 1.780 INCHES MINIMUM AND 1.840 INCHES MAXIMUM IN |
| Shortest Distance Between Mounting Hole Centers | 1.370 INCHES MINIMUM AND 1.380 INCHES MAXIMUM IN |
| Height | 2.590 INCHES NOMINAL IN |
| Thread Size | 0.250-28 ALL THREADED PORTIONS |
| Surface Treatment | PASSIVATE CORE |
| Surface Treatment | NICKEL OVERALL |
| Surface Treatment | PASSIVATE BASE PLATE |
| Surface Treatment | PASSIVATE CUP |
| Flange Width | 1.780 INCHES MINIMUM AND 1.840 INCHES MAXIMUM IN |
| Material | STEEL CUP |
| Material | STEEL CORE |
| Material | COPPER ALLOY OVERALL |
| Material | STEEL BASE PLATE |
| 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 |
|---|---|
| T44-X45 | 3/2 Design control — primary reference U.S. Government activity |
| 5907516 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5342-01-338-8561 is a Mount,resilient,weapon System, classified under FSC 5342, Hardware, Weapon System. Status: active.
Key specifications for 5342-01-338-8561: Flange Mounting Hole Diameter: 0.215 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-N-290, CLASS 1, TYPE 7 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE BASE PLATE; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE CORE. 24 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.