The Nut,self-Locking,extended Washer, cataloged under National Stock Number 5310-01-150-5917, 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 17 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-150-5917 |
| Primary Part Number | HM19600-120F |
| Item Name | Nut,self-Locking,extended Washer |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Howmet Global Fastening Systems Inc |
| Status | ACTIVE |
| Lubrication | DRY FILM LUBRICANT |
| Washer Outside Diameter | 18.79 MILLIMETERS MINIMUM AND 19.00 MILLIMETERS MAXIMUM MM |
| Width Across Flats | 13.82 MILLIMETERS MINIMUM AND 14.00 MILLIMETERS MAXIMUM MM |
| Thread Tolerance Class | 6H INTERNAL |
| Surface Treatment Document and Classification | QQ-P-416,TY 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series | ISO M |
| Thread Pitch in Millimeters | 1.25 |
| Temp Rating | 235.0 CELSIUS MAXIMUM DEGC |
| Hardness Rating | 48.0 ROCKWELL C MAXIMUM |
| Washer Thickness | 2.6 MILLIMETERS MINIMUM AND 3.0 MILLIMETERS MAXIMUM MM |
| Material Document and Classification | MIL-S-6049 MIL SPEC 1ST MATERIAL RESPONSE OR AMS 6304 ASSN STD 1ST MATERIAL RESPONSE OR AMS 6485 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 12.0 MILLIMETERS MM |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Nut Style | DOUBLE HEXAGON |
| Material | STEEL COMP 8740 OR STEEL COMP H11 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 |
|---|---|
| HM19600-120F | Boeing Distribution Services SAS (FRA) |
| HM19600-120F | Satair A/s (DNK) |
| HM19600-120F PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| HM19600-120F | 5/9 Secondary reference Tecnotec Sarl |
| HM19600-120F | 5/9 Secondary reference Klx Aerospace Solutions II SAS |
| 10093306 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 13028227 | 7/2 Vendor item drawing reference Us Army Aviation and Missile Command |
NSN 5310-01-150-5917 is a Nut,self-Locking,extended Washer, manufactured by Howmet Global Fastening Systems Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-150-5917 has 3 manufacturer part numbers on file: HM19600-120F (Boeing Distribution Services SAS), HM19600-120F (Satair A/s), HM19600-120F (Howmet Global Fastening Systems Inc).
Key specifications for HM19600-120F: Lubrication: DRY FILM LUBRICANT; Overall Height: 15.0 MILLIMETERS MAXIMUM MM; Washer Outside Diameter: 18.79 MILLIMETERS MINIMUM AND 19.00 MILLIMETERS MAXIMUM MM; Width Across Flats: 13.82 MILLIMETERS MINIMUM AND 14.00 MILLIMETERS MAXIMUM MM. 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.