The Nut,self-Locking,plate, cataloged under National Stock Number 5310-00-231-0667, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Esna, Llc. Government technical data includes 26 specifications, 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-231-0667 |
| Primary Part Number | RMK9457-82 |
| Item Name | Nut,self-Locking,plate |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Esna, Llc |
| Status | ACTIVE |
| Lubrication | DRY FILM LUBRICANT |
| Plate Thickness | 0.050 INCHES MAXIMUM IN |
| Nut Length | 0.955 INCHES MINIMUM AND 0.985 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE NUT |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE BASE |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE CAP |
| Thread Series | UNJC |
| Plate Width | 0.375 INCHES MINIMUM AND 0.405 INCHES MAXIMUM IN |
| Temp Rating | 450.0 FAHRENHEIT MAXIMUM DEGF |
| Mounting Hole Arrangement Style | 2 HOLES |
| Mounting Hole Diameter | 0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM IN |
| Features Provided | FLOATING NUT |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.164 INCHES IN |
| Distance From Aperture Center to Mounting Hole Center | 0.339 INCHES MINIMUM AND 0.349 INCHES MAXIMUM IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Center to Center Distance Between Mounting Holes Along Length | 0.686 INCHES MINIMUM AND 0.690 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM NUT |
| Surface Treatment | CADMIUM AND CHROMATE CAP |
| Surface Treatment | CADMIUM AND CHROMATE BASE |
| Nut Style | PLATE |
| Thread Class | 3B |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 1030 OR STEEL COMP 1033 OR STEEL COMP 1035 OR STEEL COMP 1536 OR STEEL COMP 4130 CAP |
| Material | STEEL COMP 1030 OR STEEL COMP 1033 OR STEEL COMP 1035 OR STEEL COMP 1536 OR STEEL COMP 4130 NUT |
| 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 |
|---|---|
| RMK9457-82 | Esna, Llc (USA) |
| Reference | Meaning |
|---|---|
| RMK9457-82 | 5/9 Secondary reference Harvard Industries Inc |
| BACN10JY08H | 5/9 Secondary reference U.S. Government activity |
| BACN10JY | 5/9 Secondary reference U.S. Government activity |
| BACN10JY08 | 3/2 Design control — primary reference U.S. Government activity |
| NS103223-82 | 5/2 Secondary reference U.S. Government activity |
NSN 5310-00-231-0667 is a Nut,self-Locking,plate, manufactured by Esna, Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-231-0667 has 1 manufacturer part number on file: RMK9457-82 (Esna, Llc).
1 possible match (shared part number, not a government interchangeability claim): 5310-01-729-6789. Verify interchangeability with system specifications before substitution.
Key specifications for RMK9457-82: Lubrication: DRY FILM LUBRICANT; Overall Height: 0.470 INCHES MAXIMUM IN; Plate Thickness: 0.050 INCHES MAXIMUM IN; Nut Length: 0.955 INCHES MINIMUM AND 0.985 INCHES MAXIMUM IN. 26 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.