The Spacer,ring, cataloged under National Stock Number 5365-01-212-5950, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5365-01-212-5950 |
| Item Name | Spacer,ring |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Status | ACTIVE |
| Hardness Rating | 28.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM |
| Material Document and Classification | MIL-S-5000,COND F MIL SPEC 1ST MATERIAL RESPONSE OR AMS 6415 ASSN STD 2ND MATERIAL RESPONSE |
| Inside Diameter | 1.379 INCHES MINIMUM AND 1.381 INCHES MAXIMUM IN |
| Material | STEEL COMP E4340 OR STEEL COMP 4340 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 3601458-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5365-01-212-5950 is a Spacer,ring, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
Key specifications for 5365-01-212-5950: Hardness Rating: 28.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM; Material Document and Classification: MIL-S-5000,COND F MIL SPEC 1ST MATERIAL RESPONSE OR AMS 6415 ASSN STD 2ND MATERIAL RESPONSE; Inside Diameter: 1.379 INCHES MINIMUM AND 1.381 INCHES MAXIMUM IN; Special Features: THERE ARE FOUR SLOTS 0.02-0.04 INCHES WIDE EQUALLY SPACED ON BOTH SIDES; THE SIDES ARE BOTH MACHINED TO A DEPTH OF 0.02-0.04 INCHES IN. 4 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.