The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-431-8829, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 6 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through both NSN and commercial part number lookups. 17 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-431-8829 |
| Primary Part Number | PL-11140-F-18 ITEM 179FL1 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Criticality Code Justification | ZZZY |
| Nominal Thread Size | 0.750 INCHES IN |
| Thread Class | 3B |
| Thread Quantity Per Inch | 10 |
| Reference Number Differentiating Characteristics | MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| PL-11140-F-18 ITEM 179FL1 | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| B-075B179EX1L1 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| PL-10591-H-18 ITEM 179B | 5/1 Secondary reference Curtiss-Wright Electro-Mechanical Corporation Div Epd |
| 11140-H-18 ITEM 179FL1 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| 10591-H-18 ITEM 179BL1 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| 10567-B-18 | 5/9 Secondary reference U.S. Government activity |
| 10591-H-18 ITEM 179B | 5/9 Secondary reference U.S. Government activity |
| PL-11140-F-18 ITEM 179F | 5/1 Secondary reference Curtiss-Wright Electro-Mechanical Corporation Div Epd |
| B-075B179EX1 | 5/9 Secondary reference U.S. Government activity |
| 11140-H-18 ITEM 179F | 5/9 Secondary reference U.S. Government activity |
| 11140-H-18 ITEM 179F | 5/1 Secondary reference Curtiss-Wright Electro-Mechanical Corporation Div Epd |
| PL-11140-F-18 ITEM 179F | 5/9 Secondary reference U.S. Government activity |
| PL-10591-H-18 ITEM 179B | 5/9 Secondary reference U.S. Government activity |
| 10567-B-18 | 5/1 Secondary reference Curtiss-Wright Electro-Mechanical Corporation Div Epd |
| B-075B179EX1 | 3/1 Design control — primary reference Curtiss-Wright Electro-Mechanical Corporation Div Epd |
| 10567-B-18L1 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| PL-10591-H-18 ITEM 179BL1 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| 10591-H-18 ITEM 179B | 5/1 Secondary reference Curtiss-Wright Electro-Mechanical Corporation Div Epd |
NSN 5310-01-431-8829 is a Nut,plain,hexagon, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-431-8829 has 1 manufacturer part number on file: PL-11140-F-18 ITEM 179FL1 (Naval Inventory Control Point Mechanicsburg).
2 possible matches (shared part number, not a government interchangeability claim): 5310-01-476-1207, 5310-01-544-6518. Verify interchangeability with system specifications before substitution.
Key specifications for PL-11140-F-18 ITEM 179FL1: Thread Series: UNIFIED NATIONAL COARSE (UNC); Criticality Code Justification: ZZZY; Nominal Thread Size: 0.750 INCHES IN; Thread Class: 3B. 6 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.