The Nut,plain,barrel, cataloged under National Stock Number 5310-01-071-6786, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies, Llc Dba PB Fasteners. Government technical data includes 14 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-071-6786 |
| Primary Part Number | ST3M708-6 |
| Item Name | Nut,plain,barrel |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Sps Technologies, Llc Dba PB Fasteners |
| Status | ACTIVE |
| Nut Length | 0.750 INCHES NOMINAL IN |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Temp Rating | 600.0 FAHRENHEIT NOMINAL DEGF |
| Features Provided | FLOATING NUT |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.375 INCHES IN |
| Nut Diameter | 0.716 INCHES NOMINAL IN |
| Nut Style | PLAIN BARREL |
| Thread Class | 3B |
| Thread Quantity Per Inch | 24 |
| Material | NICKEL ALLOY NUT |
| Material | TITANIUM ALLOY SHELL |
| Distance From Centerline of Threaded Hole to End of Nut | 0.375 INCHES NOMINAL IN |
| Barrel Height | 0.615 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 |
|---|---|
| K50273-6 | Howmet Global Fastening Systems Inc (USA) |
| ST3M708-6 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| ST3M708-6 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
| B12012-6 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| SL4173-6 | 5/2 Secondary reference U.S. Government activity |
| B12012-6 | 5/9 Secondary reference Harvard Industries Inc |
NSN 5310-01-071-6786 is a Nut,plain,barrel, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-071-6786 has 2 manufacturer part numbers on file: K50273-6 (Howmet Global Fastening Systems Inc), ST3M708-6 (Sps Technologies, Llc Dba PB Fasteners).
Key specifications for ST3M708-6: Nut Length: 0.750 INCHES NOMINAL IN; Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF); Temp Rating: 600.0 FAHRENHEIT NOMINAL DEGF; Features Provided: FLOATING NUT. 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.