The Washer,lock, cataloged under National Stock Number 5310-01-697-5735, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is The Crosby Group Llc Dba the Crosby Group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-697-5735 |
| Primary Part Number | 58733 |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | The Crosby Group Llc Dba the Crosby Group |
| Status | ACTIVE |
| Style Designator | SPLIT HELICAL-RIGHT HAND |
| Outside Diameter | 1.079 INCHES NOMINAL IN |
| Material Thickness | 0.156 INCHES NOMINAL IN |
| Major Thickness | 0.156 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Hole Diameter | 0.650 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5310-01-697-5735 is a Washer,lock, manufactured by The Crosby Group Llc Dba the Crosby Group, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-697-5735 has 2 manufacturer part numbers on file: 58733 (The Crosby Group Llc Dba the Crosby Group), 90048931 (Grove U.s. Llc Dba Grove Us Llc).
Key specifications for 58733: Style Designator: SPLIT HELICAL-RIGHT HAND; Outside Diameter: 1.079 INCHES NOMINAL IN; Material Thickness: 0.156 INCHES NOMINAL IN; Major Thickness: 0.156 INCHES NOMINAL IN. 6 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.