The Nut,self-Locking,extended Washer, cataloged under National Stock Number 5310-01-463-1835, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies, Llc Dba PB Fasteners. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 8 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-463-1835 |
| Primary Part Number | HS5489-8V |
| Item Name | Nut,self-Locking,extended Washer |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Sps Technologies, Llc Dba PB Fasteners |
| Status | ACTIVE |
| Lubrication | DRY FILM LUBRICANT |
| Washer Outside Diameter | 0.828 INCHES MAXIMUM IN |
| Width Across Flats | 0.616 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | MIL-C-8837, TY 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Washer Thickness | 0.095 INCHES MINIMUM IN |
| Material Document and Classification | AMS 5662 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5663 ASSN STD 1ST MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.500 INCHES IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Nut Style | DOUBLE HEXAGON |
| Thread Class | 3B |
| Thread Quantity Per Inch | 20 |
| Material | NICKEL ALLOY 718 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 |
|---|---|
| HS5489-8V PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| H53045-8V | Howmet Global Fastening Systems Inc (USA) |
| HS5489-8V PRIMARY | Bristol Industries, Llc (USA) |
| 93902-820V | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HS5489-8V PRIMARY | Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok (USA) |
| HS5489-8V PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| SLN146-8V PRIMARY | Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok (USA) |
| BH00589-8V | Bristol Industries, Llc (USA) |
| Reference | Meaning |
|---|---|
| HS5489-8V | 5/9 Secondary reference Mcdonnell Douglas Helicopter Co Inc |
| HS5489-8V | 7/2 Vendor item drawing reference The Boeing Company |
| 93902-8V | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
NSN 5310-01-463-1835 is a Nut,self-Locking,extended Washer, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-463-1835 has 8 manufacturer part numbers on file: HS5489-8V (Sps Technologies, Llc Dba PB Fasteners), H53045-8V (Howmet Global Fastening Systems Inc), HS5489-8V (Bristol Industries, Llc), 93902-820V (Sps Technologies, Llc Dba PB Fasteners), HS5489-8V (Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok) and 3 more.
Key specifications for HS5489-8V: Lubrication: DRY FILM LUBRICANT; Overall Height: 0.500 INCHES MAXIMUM IN; Washer Outside Diameter: 0.828 INCHES MAXIMUM IN; Width Across Flats: 0.616 INCHES MINIMUM AND 0.627 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.