The Nut,self-Locking, cataloged under National Stock Number 5310-01-130-8587, 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 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-01-130-8587 |
| Primary Part Number | ST3M797C9 |
| Item Name | Nut,self-Locking |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Sps Technologies, Llc Dba PB Fasteners |
| Status | ACTIVE |
| General Characteristics Item Description | 0.562-18 UNJF 3B RH THREAD,NICKEL ALLOY 718 PER AMS 5662,PASSIVATED,DRY FILM LUBRICATED,0.890 IN. MAX WASHER OUTSIDE DIA,0.620 IN. MAX OVERALL HEIGHT,0.134 IN. NOM WASHER THICKNESS,0.385 IN. MIN WIDTH OF SPLINE,LOCKING FEATURE PREVAILING TORQUE ALL METAL,SIX SLOTS 0.156 IN. MIN AND 0.187 IN. MAX WIDE BY 0.215 IN. MIN BY 0.245 IN. MAX DEEP EQUALLY SPACED 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 |
|---|---|
| ST3M797C9 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| ST3M797C9 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
| 79219-918 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
NSN 5310-01-130-8587 is a Nut,self-Locking, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-130-8587 has 1 manufacturer part number on file: ST3M797C9 (Sps Technologies, Llc Dba PB Fasteners).
Key specifications for ST3M797C9: General Characteristics Item Description: 0.562-18 UNJF 3B RH THREAD,NICKEL ALLOY 718 PER AMS 5662,PASSIVATED,DRY FILM LUBRICATED,0.890 IN. MAX WASHER OUTSIDE DIA,0.620 IN. MAX OVERALL HEIGHT,0.134 IN. NOM WASHER THICKNESS,0.385 IN. MIN WIDTH OF SPLINE,LOCKING FEATURE PREVAILING TORQUE ALL METAL,SIX SLOTS 0.156 IN. MIN AND 0.187 IN. MAX WIDE BY 0.215 IN. MIN BY 0.245 IN. MAX DEEP EQUALLY SPACED IN. 1 specification is 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.