The Nut,plain,round, cataloged under National Stock Number 5310-01-337-9136, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Interspiro Inc. Government technical data includes 9 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-337-9136 |
| Primary Part Number | 331-100-664 |
| Item Name | Nut,plain,round |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Interspiro Inc |
| Status | ACTIVE |
| Thread Series | ISO M |
| Thread Pitch in Millimeters | 1.50 |
| Drive Point Width | 4.0 MILLIMETERS NOMINAL MM |
| Nominal Thread Size | 72.0 MILLIMETERS MM |
| Nut Diameter | 75.4 MILLIMETERS NOMINAL MM |
| Drive Point Depth | 0.7 MILLIMETERS NOMINAL MM |
| Nut Thickness | 10.6 MILLIMETERS NOMINAL MM |
| Drive Point Quantity | 30 |
| Material | PLASTIC OVERALL |
| 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 |
|---|---|
| DE2796 | Jfd Ltd (GBR) |
| 331-100-664 | Interspiro Ltd (GBR) |
| 331-100-664 PRIMARY | Interspiro Inc (USA) |
| 6318028 | Naval Sea Systems Command (USA) |
NSN 5310-01-337-9136 is a Nut,plain,round, manufactured by Interspiro Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-337-9136 has 4 manufacturer part numbers on file: DE2796 (Jfd Ltd), 331-100-664 (Interspiro Ltd), 331-100-664 (Interspiro Inc), 6318028 (Naval Sea Systems Command).
Key specifications for 331-100-664: Thread Series: ISO M; Thread Pitch in Millimeters: 1.50; Drive Point Width: 4.0 MILLIMETERS NOMINAL MM; Nominal Thread Size: 72.0 MILLIMETERS MM. 9 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.