The Nut,plain,slotted,hexagon, cataloged under National Stock Number 5310-00-262-6172, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-262-6172 |
| Primary Part Number | 299800PC3 |
| Item Name | Nut,plain,slotted,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Width Across Flats | 0.433 INCHES MINIMUM AND 0.443 INCHES MAXIMUM IN |
| Thread Series | UNF |
| Material Document and Classification | SAE ASSN STD ALL MATERIAL RESPONSES OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.216 INCHES IN |
| Nut Height | 0.214 INCHES MINIMUM AND 0.224 INCHES MAXIMUM IN |
| Surface Treatment | PHOSPHATE OVERALL |
| Countersink Angle | 90.0 DEGREES NOMINAL NUT |
| Nut Style | SLOTTED, HEXAGON |
| Thread Class | 2B |
| Thread Quantity Per Inch | 28 |
| Material | STEEL COMP 1117 OR STEEL COMP 1118 OR STEEL COMP 1022 OVERALL |
| Bearing Surface Type | WASHER FACED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5310-00-262-6172 is a Nut,plain,slotted,hexagon, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-262-6172 has 3 manufacturer part numbers on file: 299800PC3 (Pomafa Vastgoed B.v.), 299800PC3 (Ministerie Van Defensie Czskdivisie Sewaco), 299800PC3 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 299800PC3: Width Across Flats: 0.433 INCHES MINIMUM AND 0.443 INCHES MAXIMUM IN; Thread Series: UNF; Material Document and Classification: SAE ASSN STD ALL MATERIAL RESPONSES OVERALL; Thread Direction: RIGHT-HAND. 13 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.