The Nut,self-Locking,barrel, cataloged under National Stock Number 5310-00-767-0174, 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 8 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5310-00-767-0174 |
| Primary Part Number | K1933-9 |
| Item Name | Nut,self-Locking,barrel |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Howmet Global Fastening Systems Inc |
| Status | ACTIVE |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Hardness Rating | 36.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.562 INCHES IN |
| Nut Style | FLOATING SELF-LOCKING BARREL |
| Thread Class | 3B |
| Thread Quantity Per Inch | 18 |
| Material | STEEL CORROSION RESISTING 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 |
|---|---|
| K1933-9 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| K1933-918 | Satair A/s (DNK) |
| K1933-9 | Satair A/s (DNK) |
| 110185 | Air Logistics Corporation Dba Air Logistics Corp (USA) |
| K1933-918 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| K1933-918 | 5/9 Secondary reference Howmet Global Fastening Systems Inc. Div Microdot Products |
| K1933-9 | 5/9 Secondary reference Howmet Global Fastening Systems Inc. Div Microdot Products |
NSN 5310-00-767-0174 is a Nut,self-Locking,barrel, manufactured by Howmet Global Fastening Systems Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-767-0174 has 5 manufacturer part numbers on file: K1933-9 (Howmet Global Fastening Systems Inc), K1933-918 (Satair A/s), K1933-9 (Satair A/s), 110185 (Air Logistics Corporation Dba Air Logistics Corp), K1933-918 (Howmet Global Fastening Systems Inc).
2 possible matches (shared part number, not a government interchangeability claim): 5910-01-148-9146, 2530-01-418-4230. Verify interchangeability with system specifications before substitution.
Key specifications for K1933-9: Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF); Hardness Rating: 36.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM; Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.562 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.