The Spacer,sleeve, cataloged under National Stock Number 5365-01-322-1668, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 8 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5365-01-322-1668 |
| Primary Part Number | 5191210-9 |
| Item Name | Spacer,sleeve |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Corner Shape | SQUARE ALL CORNERS |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Body Outside Diameter | 1.0000 INCHES MINIMUM AND 1.0500 INCHES MAXIMUM IN |
| Style Designator | SOLID, PLAIN, NO OUTSIDE FLANGES |
| Material Document and Classification | MIL-T-8506 MIL SPEC 2ND MATERIAL RESPONSE OR QQ-S-763,COND A FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-763,COND 1 FED SPEC 1ST MATERIAL RESPONSE OUTSIDE DIAMETER SURFACE OF BODY |
| Body Inside Diameter | 0.6300 INCHES MINIMUM AND 0.6500 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL COMP 304L AND STEEL COMP 304 OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5365-01-322-1668 is a Spacer,sleeve, manufactured by Naval Sea Systems Command, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-322-1668 has 2 manufacturer part numbers on file: 5191210-9 (General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems), 5191210-9 (Naval Sea Systems Command).
1 possible match (shared part number, not a government interchangeability claim): 1377-01-365-5702. Verify interchangeability with system specifications before substitution.
Key specifications for 5191210-9: Corner Shape: SQUARE ALL CORNERS; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Body Outside Diameter: 1.0000 INCHES MINIMUM AND 1.0500 INCHES MAXIMUM IN; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES. 8 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.