The O-Ring, cataloged under National Stock Number 5331-01-349-9403, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Palfinger Marine Uk Limited. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | Palfinger Marine Uk Limited (CAGE K7335); Palfinger Marine Usa, Llc (CAGE 63504) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-349-9403 |
| Primary Part Number | RM1145-30 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Palfinger Marine Uk Limited |
| 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 |
|---|---|
| RM1145-30 | Palfinger Marine Uk Limited (GBR) |
| D-407252 ITEM 13 | Palfinger Marine Usa, Llc (USA) |
| Reference | Meaning |
|---|---|
| D-407252 ITEM 13 | 3/9 Design control — primary reference U.S. Government activity |
| D-407252 ITEM 1 | C/1 Advisory reference — outside the item-of-supply concept Palfinger Marine Usa, Llc |
| 2438306 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5331-01-349-9403 is a O-Ring, manufactured by Palfinger Marine Uk Limited, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-349-9403 has 2 manufacturer part numbers on file: RM1145-30 (Palfinger Marine Uk Limited), D-407252 ITEM 13 (Palfinger Marine Usa, 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.