The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-513-9152, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Portland Valve Llc. Government technical data includes 6 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 | 5310-01-513-9152 |
| Primary Part Number | 101-1691 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Portland Valve Llc |
| Status | ACTIVE |
| Thread Series | UN |
| Nominal Thread Size | 2.250 INCHES IN |
| Nut Height | 0.688 INCHES NOMINAL IN |
| Nut Style | HEXAGON |
| Thread Class | 3B |
| Thread Quantity Per Inch | 16 |
| 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 |
|---|---|
| 501-0555 PC 4 | Portland Valve Llc (USA) |
| 101-1691 PRIMARY | Portland Valve Llc (USA) |
NSN 5310-01-513-9152 is a Nut,plain,hexagon, manufactured by Portland Valve Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-513-9152 has 2 manufacturer part numbers on file: 501-0555 PC 4 (Portland Valve Llc), 101-1691 (Portland Valve Llc).
Key specifications for 101-1691: Thread Series: UN; Nominal Thread Size: 2.250 INCHES IN; Nut Height: 0.688 INCHES NOMINAL IN; Nut Style: HEXAGON. 6 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.