The Nut,self-Locking,plate, cataloged under National Stock Number 5310-01-485-6740, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Click Bond Inc. Government technical data includes 18 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5310-01-485-6740 |
| Primary Part Number | CB9275CR4-3PF |
| Item Name | Nut,self-Locking,plate |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Click Bond Inc |
| Status | ACTIVE |
| Plate Thickness | 0.050 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN |
| Nut Length | 1.235 INCHES MINIMUM AND 1.255 INCHES MAXIMUM IN |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Plate Width | 0.797 INCHES MINIMUM AND 0.817 INCHES MAXIMUM IN |
| Material Document and Classification | AMS-5525 ASSN STD 1ST MATERIAL RESPONSE OR AMS-5726 ASSN STD 2ND MATERIAL RESPONSE OR AMS-5731 ASSN STD 3RD MATERIAL RESPONSE OR AMS-5732 ASSN STD 4TH MATERIAL RESPONSE OR AMS-5737 ASSN STD 5TH MATERIAL RESPONSE CAP |
| Material Document and Classification | AMS-5596 ASSN STD 1ST MATERIAL RESPONSE OR AMS-5597 ASSN STD 2ND MATERIAL RESPONSE OR AMS-5662 ASSN STD 3RD MATERIAL RESPONSE OR AMS-5663 ASSN STD 4TH MATERIAL RESPONSE OR AMS-5664 ASSN STD 5TH MATERIAL RESPONSE NUT |
| Nut Counterbore Depth | 0.177 INCHES MINIMUM AND 0.197 INCHES MAXIMUM NUT IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Nut Height | 0.562 INCHES MINIMUM AND 0.582 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE NUT |
| Surface Treatment | PASSIVATE CAP |
| Nut Style | PLATE (FLOATING) |
| Thread Class | 3B |
| Thread Quantity Per Inch | 28 |
| Material | IRON ALLOY 660 CAP |
| Material | NICKEL ALLOY 718 NUT |
| 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 |
|---|---|
| CB9275CR4-3PF PRIMARY | Click Bond Inc (USA) |
| Reference | Meaning |
|---|---|
| C20814 | D/9 Drawing number reference only U.S. Government activity |
| C20814-4-3 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5310-01-485-6740 is a Nut,self-Locking,plate, manufactured by Click Bond Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-485-6740 has 1 manufacturer part number on file: CB9275CR4-3PF (Click Bond Inc).
2 possible matches (shared part number, not a government interchangeability claim): 5310-01-485-6748, 5310-01-485-7520. Verify interchangeability with system specifications before substitution.
Key specifications for CB9275CR4-3PF: Plate Thickness: 0.050 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN; Nut Length: 1.235 INCHES MINIMUM AND 1.255 INCHES MAXIMUM IN; Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF); Plate Width: 0.797 INCHES MINIMUM AND 0.817 INCHES MAXIMUM IN. 18 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.