The Nut Assembly,retainer Ring, cataloged under National Stock Number 5310-01-648-2509, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Huntington Ingalls Inc Div Newport News Shipbuilding. Government technical data includes 16 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-648-2509 |
| Primary Part Number | 508-8446882ASSY1 |
| Item Name | Nut Assembly,retainer Ring |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Huntington Ingalls Inc Div Newport News Shipbuilding |
| Status | ACTIVE |
| Nut Length | 0.750 INCHES NOMINAL IN |
| Thread Series | UNS |
| Nut Quantity | 1 |
| Mounting Style | FLUSH FLANGE |
| Nominal Thread Size | 2.000 INCHES IN |
| Nut Diameter | 2.500 INCHES NOMINAL IN |
| Pilot Diameter | 0.505 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN |
| Sleeve Diameter | 3.000 INCHES NOMINAL IN |
| Pilot Length | 0.125 INCHES NOMINAL IN |
| Nut Thickness | 0.500 INCHES NOMINAL IN |
| Nut Height | 0.750 INCHES NOMINAL IN |
| Nut Style | PLAIN BARREL |
| Thread Class | 2B |
| Thread Quantity Per Inch | 18 |
| Material | COPPER ALLOY AND COPPER ALLOY 675 OVERALL |
| Distance From Centerline of Threaded Hole to End of Nut | 0.375 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 |
|---|---|
| 508-8446882ITEMS1,2 | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| 508-8446882ASSY1 PRIMARY | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
NSN 5310-01-648-2509 is a Nut Assembly,retainer Ring, manufactured by Huntington Ingalls Inc Div Newport News Shipbuilding, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-648-2509 has 2 manufacturer part numbers on file: 508-8446882ITEMS1,2 (Huntington Ingalls Inc Div Newport News Shipbuilding), 508-8446882ASSY1 (Huntington Ingalls Inc Div Newport News Shipbuilding).
Key specifications for 508-8446882ASSY1: Nut Length: 0.750 INCHES NOMINAL IN; Thread Series: UNS; Nut Quantity: 1; Mounting Style: FLUSH FLANGE. 16 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.