The O-Ring, cataloged under National Stock Number 5331-01-540-6838, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Deere & Co. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-540-6838 |
| Primary Part Number | T158339 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Deere & Co |
| Status | ACTIVE |
| Material | RUBBER SYNTHETIC |
| 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 |
|---|---|
| T158339 | Rdo Equipment Rdo Equipment Pty Ltd (AUS) |
| T158339 PRIMARY | Deere & Co (USA) |
| T158339 | Rdo Equipment Pty Ltd (AUS) |
| Reference | Meaning |
|---|---|
| T158339 | 5/9 Secondary reference Rdo Equipment Pty Ltd |
| T158339 | 5/9 Secondary reference Hitachi Construction Machinery Aust Australia Pty Ltd Hitachi Construction Machinery |
NSN 5331-01-540-6838 is a O-Ring, manufactured by Deere & Co, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-540-6838 has 3 manufacturer part numbers on file: T158339 (Rdo Equipment Rdo Equipment Pty Ltd), T158339 (Deere & Co), T158339 (Rdo Equipment Pty Ltd).
Key specifications for T158339: Special Features: REFERENCE DATA AND LITERATURE;JOHN DEERE PARTS CATALOG 9448,GRID 1D4,SECTION 250,PAGE 7,KEY NO. 20; Part Name Assigned by Controlling Agency: AXLE AND DRIVE TRAIN HOUSING O-RING; End Item Identification: AXLE AND DRIVE CHAIN 670D AND 672D MOTOR GRADERS; Material: RUBBER SYNTHETIC. 1 specification is 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.