The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-139-4385, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Unison Industries Llc. Government technical data includes 17 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-139-4385 |
| Primary Part Number | 10-516109 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Unison Industries Llc |
| Status | ACTIVE |
| Width Across Flats | 0.922 INCHES MINIMUM AND 0.922 INCHES MINIMUM AND 0.954 INCHES MAXIMUM0.954 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | 9-3435,FSCM 06848 MFR REF SINGLE TREATMENT RESPONSE OVERALL9-3435,FSCM 06848 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series | UNEFUNEF |
| Hole Configuration Style | CONFIGURATION BCONFIGURATION B |
| Material Document and Classification | AMS 4150 ASSN STD SINGLE MATERIAL RESPONSE OVERALLAMS 4150 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HANDRIGHT-HAND |
| Nominal Thread Size | 0.750 INCHES0.750 INCHES IN |
| Nut Height | 0.125 INCHES MINIMUM AND 0.125 INCHES MINIMUM AND 0.141 INCHES MAXIMUM0.141 INCHES MAXIMUM IN |
| Drilled Hole Diameter | 0.060 INCHES MINIMUM AND 0.060 INCHES MINIMUM AND 0.066 INCHES MAXIMUM0.066 INCHES MAXIMUM IN |
| Surface Treatment | NICKEL OVERALLNICKEL OVERALL |
| Countersink Angle | 120.0 DEGREES NOMINAL BOTH ENDS120.0 DEGREES NOMINAL BOTH ENDS |
| Nut Style | HEXAGONHEXAGON |
| Thread Class | 2B2B |
| Thread Quantity Per Inch | 2020 |
| Material | ALUMINUM ALLOY 6061 OVERALL |
| Bearing Surface Type | CHAMFEREDCHAMFERED |
| Hole Type and Quantity | 3 DRILLED3 DRILLED |
| 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 |
|---|---|
| 10-516109 PRIMARY | Unison Industries Llc (USA) |
| Reference | Meaning |
|---|---|
| 10-516109 | 5/9 Secondary reference Honeywell International Inc Div Aerospace-South Bend (bendix Dr) |
| 10-516109 | 5/9 Secondary reference Amphenol Corp Div Amphenol Aerospace Operations |
NSN 5310-01-139-4385 is a Nut,plain,hexagon, manufactured by Unison Industries Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-139-4385 has 1 manufacturer part number on file: 10-516109 (Unison Industries Llc).
Key specifications for 10-516109: Width Across Flats: 0.922 INCHES MINIMUM AND 0.922 INCHES MINIMUM AND 0.954 INCHES MAXIMUM0.954 INCHES MAXIMUM IN; Surface Treatment Document and Classification: 9-3435,FSCM 06848 MFR REF SINGLE TREATMENT RESPONSE OVERALL9-3435,FSCM 06848 MFR REF SINGLE TREATMENT RESPONSE OVERALL; Thread Series: UNEFUNEF; Hole Configuration Style: CONFIGURATION BCONFIGURATION B. 17 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.