The Spacer,ring, cataloged under National Stock Number 5365-01-439-9017, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5365-01-439-9017 |
| Primary Part Number | 12421459 |
| Item Name | Spacer,ring |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Surface Treatment Document and Classification | ASTM-B633, TY 2 ASSN STD SINGLE TREATMENT RESPONSE |
| Outside Diameter | 35.0 MILLIMETERS NOMINAL MM |
| Material Document and Classification | ASTM-A36 ASSN STD SINGLE MATERIAL RESPONSE |
| Inside Diameter | 9.5 MILLIMETERS NOMINAL MM |
| Surface Treatment | ZINC AND CHROMATE |
| Material | STEEL COMP 1026 |
| 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 |
|---|---|
| 12421459 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 12421459 | Oshkosh Defense Llc (USA) |
| 12421459 | Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc (USA) |
| 12421459 | Amz Alabama Inc. (USA) |
| Reference | Meaning |
|---|---|
| 12421459 | 5/9 Secondary reference Oshkosh Corp |
NSN 5365-01-439-9017 is a Spacer,ring, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-439-9017 has 4 manufacturer part numbers on file: 12421459 (U S Army Tank Automotive Command Amsta-Im-Mm), 12421459 (Oshkosh Defense Llc), 12421459 (Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc), 12421459 (Amz Alabama Inc.).
Key specifications for 12421459: Surface Treatment Document and Classification: ASTM-B633, TY 2 ASSN STD SINGLE TREATMENT RESPONSE; Outside Diameter: 35.0 MILLIMETERS NOMINAL MM; Material Document and Classification: ASTM-A36 ASSN STD SINGLE MATERIAL RESPONSE; Inside Diameter: 9.5 MILLIMETERS NOMINAL MM. 6 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.