The Spacer,ring, cataloged under National Stock Number 5365-00-021-5273, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Beaver Aerospace & Defense, Inc.. Government technical data includes 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5365-00-021-5273 |
| Primary Part Number | CB13878-10 |
| Item Name | Spacer,ring |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Beaver Aerospace & Defense, Inc. |
| Status | ACTIVE |
| Outside Diameter | 1.265 INCHES NOMINAL IN |
| Inside Diameter | 1.160 INCHES NOMINAL IN |
| Material | STEEL |
| 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 |
|---|---|
| CB13878-10 PRIMARY | Beaver Aerospace & Defense, Inc. (USA) |
| B13878-10 PRIMARY | Beaver Aerospace & Defense, Inc. (USA) |
| Reference | Meaning |
|---|---|
| B13878-10 | 5/9 Secondary reference Beaver Precision Products Inc |
| CB13878-10 | 5/9 Secondary reference Beaver Precision Products Inc |
NSN 5365-00-021-5273 is a Spacer,ring, manufactured by Beaver Aerospace & Defense, Inc., classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-00-021-5273 has 2 manufacturer part numbers on file: CB13878-10 (Beaver Aerospace & Defense, Inc.), B13878-10 (Beaver Aerospace & Defense, Inc.).
Key specifications for CB13878-10: Outside Diameter: 1.265 INCHES NOMINAL IN; Inside Diameter: 1.160 INCHES NOMINAL IN; Material: STEEL. 3 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.