The Mount,resilient,weapon System, cataloged under National Stock Number 5342-00-674-8543, is classified within Federal Supply Class 5342 (Hardware, Weapon System) of the Hardware and Abrasives group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5342-00-674-8543 |
| Primary Part Number | 2543288 |
| Item Name | Mount,resilient,weapon System |
| FSC / FSG | 5342 / 53 — Hardware, Weapon System |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Flange Mounting Hole Diameter | 0.376 INCHES MINIMUM AND 0.436 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | MIL-P-858 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Distance Between Mounting Hole Centers | 4.937 INCHES NOMINAL IN |
| Flange Thickness | 0.125 INCHES NOMINAL IN |
| Style Designator | ROUND W/FLANGED BUSHING TWO-HOLE FLANGE |
| Static Load Rating at Specified Deflection | 490 TO 680 POUND LOAD RATING AT 0.500 INCH DEFLECTION LBS |
| Flange Length | 5.688 INCHES NOMINAL IN |
| Inside Diameter | 2.000 INCHES NOMINAL IN |
| Height | 2.750 INCHES NOMINAL IN |
| Surface Treatment | CHROMATE OVERALL |
| Flange Width | 3.750 INCHES NOMINAL IN |
| Material | STEEL CAP |
| Material | STEEL FLANGE |
| Nonmetallic Hardness Rating | 55.0 MINIMUM SHORE DUROMETER A AND 65.0 MAXIMUM SHORE DUROMETER A |
| 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 |
|---|---|
| 344MR008P001 | Raytheon Company (USA) |
| 344MR008P001 | Raytheon Company Dba Raytheon Co (USA) |
| 2543288 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| JB8385-1 | Lord Corporation Dba Lord Corp (USA) |
| Reference | Meaning |
|---|---|
| 344MR008P001 | 5/9 Secondary reference Raytheon Company Div Corp |
| 344MR008P001 | 5/9 Secondary reference Raytheon Co Missile Systems Div Lowell Plant |
NSN 5342-00-674-8543 is a Mount,resilient,weapon System, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5342, Hardware, Weapon System. Status: active.
NSN 5342-00-674-8543 has 4 manufacturer part numbers on file: 344MR008P001 (Raytheon Company), 344MR008P001 (Raytheon Company Dba Raytheon Co), 2543288 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), JB8385-1 (Lord Corporation Dba Lord Corp).
Key specifications for 2543288: Flange Mounting Hole Diameter: 0.376 INCHES MINIMUM AND 0.436 INCHES MAXIMUM IN; Surface Treatment Document and Classification: MIL-P-858 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Distance Between Mounting Hole Centers: 4.937 INCHES NOMINAL IN; Flange Thickness: 0.125 INCHES NOMINAL IN. 14 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.