The Nut,self-Locking,plate, cataloged under National Stock Number 5310-01-294-3060, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc. Government technical data includes 10 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-294-3060 |
| Primary Part Number | F51559-4-20 |
| Item Name | Nut,self-Locking,plate |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Howmet Global Fastening Systems Inc |
| Status | ACTIVE |
| Plate Thickness | 0.027 INCHES MAXIMUM IN |
| Nut Length | 1.390 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416,TY2,CL2 FED SPEC SINGLE TREATMENT RESPONSE NUT |
| Mounting Hole Diameter | 0.103 INCHES MAXIMUM IN |
| Nut Counterbore Depth | 0.308 INCHES MAXIMUM NUT IN |
| Counterbore Diameter | 0.200 INCHES MAXIMUM NUT IN |
| Distance From Aperture Center to Mounting Hole Center | 0.567 INCHES MAXIMUM IN |
| Center to Center Distance Between Mounting Holes Along Length | 1.127 INCHES MAXIMUM IN |
| Surface Treatment | CHROMATE NUT |
| Material | STEEL COMP 8740 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 |
|---|---|
| F51559-4-20 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
NSN 5310-01-294-3060 is a Nut,self-Locking,plate, manufactured by Howmet Global Fastening Systems Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-294-3060 has 1 manufacturer part number on file: F51559-4-20 (Howmet Global Fastening Systems Inc).
Key specifications for F51559-4-20: Plate Thickness: 0.027 INCHES MAXIMUM IN; Nut Length: 1.390 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416,TY2,CL2 FED SPEC SINGLE TREATMENT RESPONSE NUT; Mounting Hole Diameter: 0.103 INCHES MAXIMUM IN. 10 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.