The Nut,sleeve, cataloged under National Stock Number 5310-01-280-6767, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Huck International, Inc. Government technical data includes 16 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-280-6767 |
| Primary Part Number | GN512FB8 |
| Item Name | Nut,sleeve |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Huck International, Inc |
| Status | ACTIVE |
| Lubrication | SOLUBLE LUBRICANT |
| Flange Diameter | 0.507 INCHES MAXIMUM IN |
| Nut Length | 0.120 INCHES MINIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Flange Thickness | 0.104 INCHES MAXIMUM IN |
| Thread Series | UNS |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.216 INCHES IN |
| Nut Diameter | 0.2630 INCHES MINIMUM AND 0.2650 INCHES MAXIMUM IN |
| Cross-Sectional Shape | ROUND OVERALL |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM FLANGE |
| Nut Style | SLEEVE |
| Thread Class | 3B |
| Thread Quantity Per Inch | 48 |
| Material | STEEL COMP 8740 OVERALL |
| 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 |
|---|---|
| GN512FB8 PRIMARY | Huck International, Inc (USA) |
| Reference | Meaning |
|---|---|
| GN512FB8 | 3/2 Design control — primary reference U.S. Government activity |
| C3629-8S | 7/2 Vendor item drawing reference U.S. Government activity |
| ASPF-S-DT8 | 5/9 Secondary reference Huck Mfg Co |
| GN512FB8 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
NSN 5310-01-280-6767 is a Nut,sleeve, manufactured by Huck International, Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-280-6767 has 1 manufacturer part number on file: GN512FB8 (Huck International, Inc).
Key specifications for GN512FB8: Lubrication: SOLUBLE LUBRICANT; Flange Diameter: 0.507 INCHES MAXIMUM IN; Nut Length: 0.120 INCHES MINIMUM IN; Surface Treatment Document and Classification: QQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 16 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.