The Spacer,sleeve, cataloged under National Stock Number 5365-01-623-6759, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is W J Roberts Co Inc. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5365-01-623-6759 |
| Primary Part Number | 6N31R25SP |
| Item Name | Spacer,sleeve |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | W J Roberts Co Inc |
| Status | ACTIVE |
| Body Outside Diameter | 0.250 INCHES NOMINAL IN |
| Hardness Rating | 80.0 ROCKWELL B NOMINAL OVERALL |
| Style Designator | SOLID, PLAIN, NO OUTSIDE FLANGES |
| Body Inside Diameter | 0.140 INCHES NOMINAL IN |
| 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 |
|---|---|
| 92320A343 | Mcmaster-Carr Supply Co (USA) |
| 6N31R25SP PRIMARY | W J Roberts Co Inc (USA) |
| Reference | Meaning |
|---|---|
| 06023A1091 | 7/2 Vendor item drawing reference Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service |
NSN 5365-01-623-6759 is a Spacer,sleeve, manufactured by W J Roberts Co Inc, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-623-6759 has 2 manufacturer part numbers on file: 92320A343 (Mcmaster-Carr Supply Co), 6N31R25SP (W J Roberts Co Inc).
Key specifications for 6N31R25SP: Body Outside Diameter: 0.250 INCHES NOMINAL IN; Hardness Rating: 80.0 ROCKWELL B NOMINAL OVERALL; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES; Overall Length: 3.125 INCHES NOMINAL IN. 5 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.