The O-Ring, cataloged under National Stock Number 5331-01-563-7518, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Trelleborg Sealing Solutions Us, Inc.. The record lists 5 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5331-01-563-7518 |
| Primary Part Number | OR3007450-N90 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Trelleborg Sealing Solutions Us, Inc. |
| Status | ACTIVE |
| 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 |
|---|---|
| 2-306539 POS 44 | Arcos Hydraulik Aktiebolag (SWE) |
| 900088 | Arcos Hydraulik Aktiebolag (SWE) |
| 74.5X3.0 NBR 90 | Trelleborg Sealing Solutions Us, Inc. (USA) |
| SH-5529 80/50-0900 POS 44 | Arcos Hydraulik Aktiebolag (SWE) |
| OR3007450-N90 PRIMARY | Trelleborg Sealing Solutions Us, Inc. (USA) |
| Reference | Meaning |
|---|---|
| SH-5529 80/50-0900 POS 44 | 5/9 Secondary reference Pmc Cylinders Ab - Ca-Verken Ab |
| 900088 | 5/9 Secondary reference Pmc Cylinders Ab - Ca-Verken Ab |
| 2-306539 POS 44 | 5/9 Secondary reference Pmc Cylinders Ab - Ca-Verken Ab |
NSN 5331-01-563-7518 is a O-Ring, manufactured by Trelleborg Sealing Solutions Us, Inc., classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-563-7518 has 5 manufacturer part numbers on file: 2-306539 POS 44 (Arcos Hydraulik Aktiebolag), 900088 (Arcos Hydraulik Aktiebolag), 74.5X3.0 NBR 90 (Trelleborg Sealing Solutions Us, Inc.), SH-5529 80/50-0900 POS 44 (Arcos Hydraulik Aktiebolag), OR3007450-N90 (Trelleborg Sealing Solutions Us, Inc.).
Key specifications for OR3007450-N90: End Item Identification: CYLINDER HYDRAULIC. 0 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.