The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-551-7738, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Randall Co Inc. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-551-7738 |
| Primary Part Number | 1301808 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Randall Co Inc |
| Status | ACTIVE |
| Thread Quantity Per Inch | 18 |
| Material Document and Classification | QQ-A-268 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Hole Type and Quantity | 2 DRILLED |
| Hole Configuration Style | CONFIGURATION B |
| Surface Treatment Document and Classification | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Width Across Flats | 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN |
| Counterbore Diameter | 0.646 INCHES MINIMUM AND 0.666 INCHES MAXIMUM NUT IN |
| Nominal Thread Size | 0.625 INCHES IN |
| Bearing Surface Finish | 125.0 MICROINCHES |
| Bearing Surface Type | CHAMFERED OR WASHER FACED |
| Drilled Hole Diameter | 0.062 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| Thread Class | 3B |
| Thread Direction | RIGHT-HAND |
| Nut Height | 0.177 INCHES MINIMUM AND 0.197 INCHES MAXIMUM IN |
| Nut Style | HEXAGON |
| Countersink Angle | 109.5 DEGREES MINIMUM AND 110.5 DEGREES MAXIMUM NUT |
| Thread Series | UNF |
| Surface Treatment | ANODIZE OVERALL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 1301808 | Randall Co Inc (USA) |
NSN 5310-00-551-7738 is a Nut,plain,hexagon, manufactured by Randall Co Inc, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-551-7738 has 1 cross-referenced part number: 1301808 (Randall Co Inc).
There is 1 known substitute for 5310-00-551-7738: 5905-01-165-8594. Verify interchangeability with system specifications before substitution.
Key specifications for 1301808: Thread Quantity Per Inch: 18; Material Document and Classification: QQ-A-268 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Hole Type and Quantity: 2 DRILLED; Hole Configuration Style: CONFIGURATION B. 19 total characteristics are documented in the Federal Logistics Information System.