The Nut,self-Locking,single Ball Sea, cataloged under National Stock Number 5310-01-342-7254, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Legacy Am&m. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-342-7254 |
| Primary Part Number | LE114-0036-0004 |
| Item Name | Nut,self-Locking,single Ball Sea |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | The Boeing Company Div Legacy Am&m |
| Status | ACTIVE |
| Lubrication | DRY FILM LUBRICANT |
| Washer Outside Diameter | 0.465 INCHES MINIMUM AND 0.475 INCHES MAXIMUM IN |
| Width Across Flats | 0.305 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Washer Thickness | 0.110 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN |
| Material Document and Classification | AMS 5639 ASSN STD 2ND MATERIAL RESPONSE NUT |
| Material Document and Classification | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5697 ASSN STD 2ND MATERIAL RESPONSE OR AMS 5686 ASSN STD 1ST MATERIAL RESPONSE WASHER |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Ball Seat Radius | 0.250 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Class | 3B |
| Thread Quantity Per Inch | 28 |
| Material | STEEL COMP 304 NUT |
| Material | STEEL COMP 305 WASHER |
| 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 |
|---|---|
| LE114-0036-0004 | Huck International, Inc (USA) |
| LE114-0036-0004 PRIMARY | The Boeing Company Div Legacy Am&m (USA) |
| LE114-0036-0004 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| LE114-0036-0004 | Bristol Industries, Llc (USA) |
| LE114-0036-0004 | Howmet Global Fastening Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| BH00629M4M | 5/9 Secondary reference Bristol Industries, Llc |
NSN 5310-01-342-7254 is a Nut,self-Locking,single Ball Sea, manufactured by The Boeing Company Div Legacy Am&m, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-342-7254 has 5 manufacturer part numbers on file: LE114-0036-0004 (Huck International, Inc), LE114-0036-0004 (The Boeing Company Div Legacy Am&m), LE114-0036-0004 (Sps Technologies, Llc Dba PB Fasteners), LE114-0036-0004 (Bristol Industries, Llc), LE114-0036-0004 (Howmet Global Fastening Systems Inc).
Key specifications for LE114-0036-0004: Lubrication: DRY FILM LUBRICANT; Overall Height: 0.340 INCHES NOMINAL IN; Washer Outside Diameter: 0.465 INCHES MINIMUM AND 0.475 INCHES MAXIMUM IN; Width Across Flats: 0.305 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN. 17 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.