The O-Ring, cataloged under National Stock Number 5331-01-551-6064, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Sun Hydraulics Corporation. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-551-6064 |
| Primary Part Number | 500-001-113 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Sun Hydraulics Corporation |
| Status | ACTIVE |
| Cross-Sectional Height | 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN |
| Center Hole Diameter | 0.542 INCHES MINIMUM AND 0.556 INCHES MAXIMUM IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| 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 |
|---|---|
| 500-001-113 PRIMARY | Sun Hydraulics Corporation (USA) |
| Reference | Meaning |
|---|---|
| D-WK-871-38 PC16 | 5/2 Secondary reference U.S. Government activity |
NSN 5331-01-551-6064 is a O-Ring, manufactured by Sun Hydraulics Corporation, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-551-6064 has 1 manufacturer part number on file: 500-001-113 (Sun Hydraulics Corporation).
Key specifications for 500-001-113: Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN; Special Features: ARP-113 BUNA-N O-RING; Center Hole Diameter: 0.542 INCHES MINIMUM AND 0.556 INCHES MAXIMUM IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR. 3 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.