The O-Ring, cataloged under National Stock Number 5331-01-389-6028, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Titan Wheel Corporation of Illinois. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5331-01-389-6028 |
| Primary Part Number | 52-49610-00 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Titan Wheel Corporation of Illinois |
| Status | CANCELLED |
| Cross-Sectional Height | 0.375 INCHES MINIMUM AND 0.405 INCHES MAXIMUM IN |
| Hardness Rating | 60.0 SHORE DUROMETER A NOMINAL |
| Material Document and Classification | ASTM D2000 3BA625A14B13C12F19Z1Z2Z3 ASSN STD SINGLE MATERIAL RESPONSE |
| Center Hole Diameter | 18.930 INCHES MINIMUM AND 19.020 INCHES MAXIMUM IN |
| Material | RUBBER |
| Acquisition Status | CANCELLED |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| WH0101-3 | Hutchinson Industries, Inc Div Defense and Industry (USA) |
| 52-49610-00 PRIMARY | Titan Wheel Corporation of Illinois (USA) |
| 12420343 | Amz Alabama Inc. (USA) |
| 52496100 | Titan Wheel Corporation of Illinois (USA) |
| 12420343 | Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc (USA) |
| Reference | Meaning |
|---|---|
| D528280-3 | 5/9 Secondary reference Hutchinson Industries, Inc Div Defense and Industry |
| 5331013896028 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| OR420A | 5/9 Secondary reference Titan Wheel Corporation of Illinois |
| 12420343 | 7/2 Vendor item drawing reference U S Army Tank Automotive Command Amsta-Im-Mm |
NSN 5331-01-389-6028 is a O-Ring, manufactured by Titan Wheel Corporation of Illinois, classified under FSC 5331, O-ring. Status: cancelled.
NSN 5331-01-389-6028 has 5 manufacturer part numbers on file: WH0101-3 (Hutchinson Industries, Inc Div Defense and Industry), 52-49610-00 (Titan Wheel Corporation of Illinois), 12420343 (Amz Alabama Inc.), 52496100 (Titan Wheel Corporation of Illinois), 12420343 (Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc).
1 possible match (shared part number, not a government interchangeability claim): 5331-01-494-6971. Verify interchangeability with system specifications before substitution.
Key specifications for 52-49610-00: Cross-Sectional Height: 0.375 INCHES MINIMUM AND 0.405 INCHES MAXIMUM IN; Hardness Rating: 60.0 SHORE DUROMETER A NOMINAL; Material Document and Classification: ASTM D2000 3BA625A14B13C12F19Z1Z2Z3 ASSN STD SINGLE MATERIAL RESPONSE; Center Hole Diameter: 18.930 INCHES MINIMUM AND 19.020 INCHES MAXIMUM 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.
NSN 5331-01-389-6028 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.
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.