The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-01-211-0690, 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 17 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-211-0690 |
| Primary Part Number | 69235-1216CM |
| Item Name | Nut,self-Locking,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Sps Technologies, Llc Dba PB Fasteners |
| Status | ACTIVE |
| Lubrication | DRY FILM LUBRICANT |
| Width Across Flats | 1.052 INCHES MINIMUM AND 1.064 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Temp Rating | 450.0 FAHRENHEIT MAXIMUM DEGF |
| Hardness Rating | 34.0 ROCKWELL C MINIMUM AND 41.0 ROCKWELL C MAXIMUM |
| Material Document and Classification | AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.750 INCHES IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Nut Height | 0.422 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Nut Style | HEXAGON |
| Thread Class | 3B |
| Thread Quantity Per Inch | 16 |
| Material | IRON ALLOY 660 OVERALL |
| Bearing Surface Type | CHAMFERED |
| 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 |
|---|---|
| 69235-1216CM PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| H01-12BAC PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| BMN4122C1D2-12 PRIMARY | Huck International, Inc (USA) |
| Reference | Meaning |
|---|---|
| BMN4122C1D2-12 | 5/9 Secondary reference U.S. Government activity |
| 109LH9074-12 | 5/9 Secondary reference Harvard Industries Inc |
| BACN10JC12CM | 7/1 Vendor item drawing reference U.S. Government activity |
NSN 5310-01-211-0690 is a Nut,self-Locking,hexagon, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-211-0690 has 3 manufacturer part numbers on file: 69235-1216CM (Sps Technologies, Llc Dba PB Fasteners), H01-12BAC (Howmet Global Fastening Systems Inc), BMN4122C1D2-12 (Huck International, Inc).
2 possible matches (shared part number, not a government interchangeability claim): 5310-01-670-1687, 5310-01-687-9159. Verify interchangeability with system specifications before substitution.
Key specifications for 69235-1216CM: Lubrication: DRY FILM LUBRICANT; Width Across Flats: 1.052 INCHES MINIMUM AND 1.064 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF). 17 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.