The Nut,self-Locking,single Ball Sea, cataloged under National Stock Number 5310-01-228-3298, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Bristol Industries, Llc. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 9 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-228-3298 |
| Primary Part Number | LE114-0036-0003 |
| Item Name | Nut,self-Locking,single Ball Sea |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Bristol Industries, Llc |
| Status | ACTIVE |
| Lubrication | DRY FILM LUBRICANT |
| Washer Outside Diameter | 0.355 INCHES MINIMUM AND 0.365 INCHES MAXIMUM IN |
| Width Across Flats | 0.243 INCHES MINIMUM AND 0.251 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 | 0.085 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN |
| Material Document and Classification | AMS 5686 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5697 ASSN STD 2ND MATERIAL RESPONSE OR AMS 5639 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Ball Seat Radius | 0.190 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Class | 3B |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 305 OR STEEL COMP 304 OVERALL |
| 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 |
|---|---|
| LE114-0036-0003 PRIMARY | Bristol Industries, Llc (USA) |
| KFN671-3 | Huck International, Inc (USA) |
| LE114-0036-0003 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| LE114-0036-0003 PRIMARY | Huck International, Inc (USA) |
| KFN671-3 | Howmet Global Fastening Systems Inc (USA) |
| LE114-0036-0003 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| KFN671-3 | Bristol Industries, Llc (USA) |
| BH00629M 3M | Bristol Industries, Llc (USA) |
| KFN671-3 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| LE114-0036-0003 | 5/9 Secondary reference Hi-Shear Corporation |
| LE114-0036-0003 | 7/2 Vendor item drawing reference The Boeing Company Div Legacy Am&m |
| KFN522DL3DL | 5/9 Secondary reference U.S. Government activity |
| KFN671-3 | 5/9 Secondary reference Penn Engineering & Manufacturing Corp |
| 82015-1032 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| KFN522DL3DL | 5/9 Secondary reference Huck International, Inc |
| KFN522DL3DL | 5/9 Secondary reference U.S. Government activity |
| KFN522DL3DL | 5/9 Secondary reference Howmet Global Fastening Systems Inc |
NSN 5310-01-228-3298 is a Nut,self-Locking,single Ball Sea, manufactured by Bristol Industries, Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-228-3298 has 9 manufacturer part numbers on file: LE114-0036-0003 (Bristol Industries, Llc), KFN671-3 (Huck International, Inc), LE114-0036-0003 (Howmet Global Fastening Systems Inc), LE114-0036-0003 (Huck International, Inc), KFN671-3 (Howmet Global Fastening Systems Inc) and 4 more.
Key specifications for LE114-0036-0003: Lubrication: DRY FILM LUBRICANT; Overall Height: 0.280 INCHES NOMINAL IN; Washer Outside Diameter: 0.355 INCHES MINIMUM AND 0.365 INCHES MAXIMUM IN; Width Across Flats: 0.243 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN. 15 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.