The Spacer,ring, cataloged under National Stock Number 5365-00-159-4646, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Presnal Engineering Co. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5365-00-159-4646 |
| Primary Part Number | 29-0437-7 |
| Item Name | Spacer,ring |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Presnal Engineering Co |
| Status | ACTIVE |
| Outside Diameter | 3.500 INCHES NOMINAL IN |
| Overall Thickness | 0.062 INCHES NOMINAL IN |
| Material Document and Classification | ASTM B241,T6 ASSN STD SINGLE MATERIAL RESPONSE |
| Inside Diameter | 3.040 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 6061 |
| 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 |
|---|---|
| 29-0437-7 PRIMARY | Presnal Engineering Co (USA) |
| Reference | Meaning |
|---|---|
| 29-0437-7 | 5/9 Secondary reference Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
NSN 5365-00-159-4646 is a Spacer,ring, manufactured by Presnal Engineering Co, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-00-159-4646 has 1 manufacturer part number on file: 29-0437-7 (Presnal Engineering Co).
Key specifications for 29-0437-7: Outside Diameter: 3.500 INCHES NOMINAL IN; Overall Thickness: 0.062 INCHES NOMINAL IN; Material Document and Classification: ASTM B241,T6 ASSN STD SINGLE MATERIAL RESPONSE; Inside Diameter: 3.040 INCHES NOMINAL IN. 5 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.