The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-01-312-3596, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 12 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 | 5310-01-312-3596 |
| Primary Part Number | 5727689-5 |
| Item Name | Nut,self-Locking,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Width Across Flats | 0.181 INCHES MINIMUM AND 0.189 INCHES MAXIMUM IN |
| Hole Thread Quantity Per Inch | 40 |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE NUT |
| Supplementary Features | RECEIVER,SONAR SIGNAL |
| Hole Configuration Style | CONFIGURATION A |
| Nut Height | 0.070 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE NUT |
| Nut Style | HEXAGON |
| Hole Nominal Thread Diameter | 0.112 INCHES IN |
| Material | STEEL CORROSION RESISTING NUT |
| Material | PLASTIC POLYAMIDE NYLON LOCKING INSERT |
| Hole Type and Quantity | 1 TAPPED |
| 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 |
|---|---|
| 5727689-5 PRIMARY | Naval Sea Systems Command (USA) |
NSN 5310-01-312-3596 is a Nut,self-Locking,hexagon, manufactured by Naval Sea Systems Command, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-312-3596 has 1 manufacturer part number on file: 5727689-5 (Naval Sea Systems Command).
Key specifications for 5727689-5: Width Across Flats: 0.181 INCHES MINIMUM AND 0.189 INCHES MAXIMUM IN; Hole Thread Quantity Per Inch: 40; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE NUT; Supplementary Features: RECEIVER,SONAR SIGNAL. 12 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.