The O-Ring, cataloged under National Stock Number 5331-01-239-7111, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Ives Equipment, Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | Ives Equipment, Llc (CAGE 1H855) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-239-7111 |
| Primary Part Number | RK44T 1.5IN |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Ives Equipment, Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| RK44T 1.5IN | Ives Equipment, Llc (USA) |
| Reference | Meaning |
|---|---|
| D2339ITM/6 1.50IN. | 5/9 Secondary reference U.S. Government activity |
| SD 2339 ITM/6 1 .50IN. | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 417TTE | 3/9 Design control — primary reference U.S. Government activity |
NSN 5331-01-239-7111 is a O-Ring, manufactured by Ives Equipment, Llc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-239-7111 has 1 manufacturer part number on file: RK44T 1.5IN (Ives Equipment, Llc).
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.