The Nut,plain,castellated,hexagon, cataloged under National Stock Number 5310-01-181-8286, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-181-8286 |
| Primary Part Number | 7-115121036 |
| Item Name | Nut,plain,castellated,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | The Boeing Company |
| Status | ACTIVE |
| Thread Series | UNJEF |
| Hole Configuration Style | CONFIGURATION A |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.7500 INCHES IN |
| Nut Height | 0.280 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN |
| Nut Style | CASTELLATED, HEXAGON |
| Thread Class | 3B |
| Thread Quantity Per Inch | 20 |
| 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 |
|---|---|
| 7-115121036 PRIMARY | The Boeing Company (USA) |
| Reference | Meaning |
|---|---|
| 7-115121036 | 5/9 Secondary reference Mcdonnell Douglas Helicopter Co Inc |
NSN 5310-01-181-8286 is a Nut,plain,castellated,hexagon, manufactured by The Boeing Company, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-181-8286 has 1 manufacturer part number on file: 7-115121036 (The Boeing Company).
Key specifications for 7-115121036: Thread Series: UNJEF; Hole Configuration Style: CONFIGURATION A; Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.7500 INCHES IN. 8 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.