The Spacer,sleeve, cataloged under National Stock Number 5365-00-720-3473, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Breeze-Eastern Llc. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5365-00-720-3473 |
| Primary Part Number | WA-1660 |
| Item Name | Spacer,sleeve |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Breeze-Eastern Llc |
| Status | ACTIVE |
| Corner Shape | SQUARE ALL CORNERS |
| Flange Outside Diameter | 1.0520 INCHES MINIMUM AND 1.0720 INCHES MAXIMUM IN |
| Body Outside Diameter | 0.6090 INCHES MINIMUM AND 0.6400 INCHES MAXIMUM IN |
| Style Designator | SOLID, EXTERNAL FLANGE ONE END |
| Body Inside Diameter | 0.3940 INCHES MINIMUM AND 0.3950 INCHES MAXIMUM IN |
| Flange Width | 0.0840 INCHES MINIMUM AND 0.1040 INCHES MAXIMUM IN |
| Material | STEEL 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 |
|---|---|
| WA-1660 PRIMARY | Breeze-Eastern Llc (USA) |
| Reference | Meaning |
|---|---|
| HA1660 | 5/9 Secondary reference Haydu Electronic Products Inc |
| WA-1660 | 5/9 Secondary reference U.S. Government activity |
| 5365PL0171675 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 5365-00-720-3473 is a Spacer,sleeve, manufactured by Breeze-Eastern Llc, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-00-720-3473 has 1 manufacturer part number on file: WA-1660 (Breeze-Eastern Llc).
Key specifications for WA-1660: Corner Shape: SQUARE ALL CORNERS; Flange Outside Diameter: 1.0520 INCHES MINIMUM AND 1.0720 INCHES MAXIMUM IN; Body Outside Diameter: 0.6090 INCHES MINIMUM AND 0.6400 INCHES MAXIMUM IN; Style Designator: SOLID, EXTERNAL FLANGE ONE END. 7 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.