The Spacer,sleeve, cataloged under National Stock Number 5365-01-451-1630, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Hornet Acquisitionco, Llc Dba Onboard Systems. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Spacer,sleeve |
| FSC / FSG | 5365 — Bushings, Rings, Shims, and Spacers (FSG 53) |
| Manufacturers | Hornet Acquisitionco, Llc Dba Onboard Systems (CAGE 3HRL4) |
| Parameter | Value |
|---|---|
| NSN | 5365-01-451-1630 |
| Primary Part Number | 42315-51 |
| Item Name | Spacer,sleeve |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Hornet Acquisitionco, Llc Dba Onboard Systems |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 42315-51 PRIMARY | Hornet Acquisitionco, Llc Dba Onboard Systems (USA) |
| Reference | Meaning |
|---|---|
| 42315-51 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 42315-51 | 5/9 Secondary reference Goodrich Corporation Dba Trw Lucas Aerospace |
NSN 5365-01-451-1630 is a Spacer,sleeve, manufactured by Hornet Acquisitionco, Llc Dba Onboard Systems, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-451-1630 has 1 manufacturer part number on file: 42315-51 (Hornet Acquisitionco, Llc Dba Onboard Systems).
1 possible match (shared part number, not a government interchangeability claim): 5995-01-477-6658. Verify interchangeability with system specifications before substitution.
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.