The Spacer,ring, cataloged under National Stock Number 5365-01-368-8943, 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 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5365-01-368-8943 |
| Primary Part Number | 12418029-003 |
| 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 | MIL-C-46168 MIL SPEC SINGLE TREATMENT RESPONSE OR MIL-C-53039 MIL SPEC SINGLE TREATMENT RESPONSE |
| Outside Diameter | 79.7 MILLIMETERS MINIMUM AND 80.3 MILLIMETERS MAXIMUM MM |
| Overall Thickness | 2.15 MILLIMETERS MINIMUM AND 2.25 MILLIMETERS MAXIMUM MM |
| Material Document and Classification | ASTM A36 ASSN STD SINGLE MATERIAL RESPONSE |
| Inside Diameter | 70.3 MILLIMETERS MINIMUM AND 70.7 MILLIMETERS MAXIMUM MM |
| Surface Treatment | PLASTIC |
| Material | STEEL |
| 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 |
|---|---|
| 12418029-003 | Oshkosh Defense Llc (USA) |
| 12418029-003 | Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc (USA) |
| 12418029-003 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 12418029-003 | Amz Alabama Inc. (USA) |
| Reference | Meaning |
|---|---|
| 12418029 | D/9 Drawing number reference only U S Army Tank Automotive Command Amsta-Im-Mm |
| 12418029-003 | 5/9 Secondary reference Oshkosh Corp |
NSN 5365-01-368-8943 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 5365-01-368-8943 has 4 manufacturer part numbers on file: 12418029-003 (Oshkosh Defense Llc), 12418029-003 (Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc), 12418029-003 (U S Army Tank Automotive Command Amsta-Im-Mm), 12418029-003 (Amz Alabama Inc.).
6 possible matches (shared part number, not a government interchangeability claim): 5365-01-368-8944, 5365-01-368-8945, 5365-01-368-9143. Verify interchangeability with system specifications before substitution.
Key specifications for 12418029-003: Surface Treatment Document and Classification: MIL-C-46168 MIL SPEC SINGLE TREATMENT RESPONSE OR MIL-C-53039 MIL SPEC SINGLE TREATMENT RESPONSE; Outside Diameter: 79.7 MILLIMETERS MINIMUM AND 80.3 MILLIMETERS MAXIMUM MM; Overall Thickness: 2.15 MILLIMETERS MINIMUM AND 2.25 MILLIMETERS MAXIMUM MM; Material Document and Classification: ASTM A36 ASSN STD SINGLE MATERIAL RESPONSE. 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.