The Nut,self-Locking,plate, cataloged under National Stock Number 5310-01-630-6675, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Republic Fastener Mfg. Corp. Dba Arconic Fastening Systems. Government technical data includes 21 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-630-6675 |
| Primary Part Number | BRM300A08K |
| Item Name | Nut,self-Locking,plate |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Republic Fastener Mfg. Corp. Dba Arconic Fastening Systems |
| Status | ACTIVE |
| Lubrication | DRY FILM LUBRICANT |
| Plate Thickness | 0.047 INCHES MAXIMUM IN |
| Nut Length | 0.497 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | AMS-QQ-P-416,TY II,CL 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series | UNJC |
| Temp Rating | 450.0 FAHRENHEIT NOMINAL DEGF |
| Mounting Hole Arrangement Style | 2 HOLES |
| Hardness Rating | 46.0 ROCKWELL C MAXIMUM |
| Material Document and Classification | 1030 THRU 1070 CARBON STEEL IAW AMS 6345,AMS 6350AMS 6351 OR MIL-S-18729(OPT 4130 ALLOY STEEL) ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Mounting Hole Diameter | 0.098 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.164 INCHES IN |
| Distance From Aperture Center to Mounting Hole Center | 0.234 INCHES NOMINAL IN |
| Locking Feature | FREE-RUNNING ALL METAL DESIGN OR PREVAILING TORQUE ALL METAL DESIGN |
| Nut Height | 0.250 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Nut Style | PLATE |
| Thread Class | 3B |
| Thread Quantity Per Inch | 32 |
| Material | STEEL OVERALL |
| Nut Mounting Provision | STRAIGHT HOLES |
| 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 |
|---|---|
| BRM300A08K PRIMARY | Republic Fastener Mfg. Corp. Dba Arconic Fastening Systems (USA) |
| MK3000-08BCBAC PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| T8078S832BC | Sps Technologies, Llc Dba Cherry Aerospace Div Div Cherry Aerospace (USA) |
| Reference | Meaning |
|---|---|
| NS103199-82BC | 3/2 Design control — primary reference U.S. Government activity |
| VN203A2-82 | 5/2 Secondary reference U.S. Government activity |
| BACN10JP08CR | 3/2 Design control — primary reference U.S. Government activity |
| RMA9205M82BC | 5/9 Secondary reference Harvard Industries Inc |
NSN 5310-01-630-6675 is a Nut,self-Locking,plate, manufactured by Republic Fastener Mfg. Corp. Dba Arconic Fastening Systems, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-630-6675 has 3 manufacturer part numbers on file: BRM300A08K (Republic Fastener Mfg. Corp. Dba Arconic Fastening Systems), MK3000-08BCBAC (Howmet Global Fastening Systems Inc), T8078S832BC (Sps Technologies, Llc Dba Cherry Aerospace Div Div Cherry Aerospace).
Key specifications for BRM300A08K: Lubrication: DRY FILM LUBRICANT; Plate Thickness: 0.047 INCHES MAXIMUM IN; Nut Length: 0.497 INCHES MAXIMUM IN; Surface Treatment Document and Classification: AMS-QQ-P-416,TY II,CL 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL. 21 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.