The Nut,plain,extended Washer,hexago, cataloged under National Stock Number 5310-01-193-6877, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc. Government technical data includes 15 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through both NSN and commercial part number lookups. 13 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-193-6877 |
| Primary Part Number | LE114-0033-0003 |
| Item Name | Nut,plain,extended Washer,hexago |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Howmet Global Fastening Systems Inc |
| Status | ACTIVE |
| Washer Outside Diameter | 0.330 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) |
| Hardness Rating | 33.0 ROCKWELL C MINIMUM AND 44.0 ROCKWELL C MAXIMUM |
| Material Document and Classification | AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nut Counterbore Depth | 0.102 INCHES MINIMUM AND 0.112 INCHES MAXIMUM NUT IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| Counterbore Diameter | 0.224 INCHES MINIMUM AND 0.228 INCHES MAXIMUM NUT IN |
| Surface Treatment | PASSIVATE OVERALL |
| Nut Style | HEXAGON |
| Thread Class | 3B |
| Thread Quantity Per Inch | 32 |
| Material | IRON ALLOY 660 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 |
|---|---|
| LE114-0033-0003 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| LE114-0033-0003 PRIMARY | Bristol Industries, Llc (USA) |
| KFN511DL3 | Huck International, Inc (USA) |
| LE114-0033-0003 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| LE114-0033-0003 PRIMARY | Huck International, Inc (USA) |
| Reference | Meaning |
|---|---|
| KFN670-3 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| LE114-0033-0003 | 7/2 Vendor item drawing reference The Boeing Company Div Legacy Am&m |
| LE114-0033-0003 | 3/2 Design control — primary reference U.S. Government activity |
| 82014-1032 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| KFN511DL3 | 5/9 Secondary reference Howmet Global Fastening Systems Inc |
| 03A136-3L | 5/9 Secondary reference Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems |
| LE114-0033 REV C | 5/9 Secondary reference The Boeing Company Div Legacy Am&m |
| KFN511DL3 | 5/9 Secondary reference U.S. Government activity |
| BH136M3 | 5/9 Secondary reference Bristol Industries, Llc |
| KFN670-3 | 5/9 Secondary reference Howmet Global Fastening Systems Inc |
| KFN511DL3 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| BH00628M 3 | 5/9 Secondary reference Bristol Industries, Llc |
| KFN511DL3 | 5/9 Secondary reference U.S. Government activity |
NSN 5310-01-193-6877 is a Nut,plain,extended Washer,hexago, manufactured by Howmet Global Fastening Systems Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-193-6877 has 5 manufacturer part numbers on file: LE114-0033-0003 (Howmet Global Fastening Systems Inc), LE114-0033-0003 (Bristol Industries, Llc), KFN511DL3 (Huck International, Inc), LE114-0033-0003 (Sps Technologies, Llc Dba PB Fasteners), LE114-0033-0003 (Huck International, Inc).
Key specifications for LE114-0033-0003: Overall Height: 0.245 INCHES MAXIMUM IN; Washer Outside Diameter: 0.330 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. 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.