The O-Ring, cataloged under National Stock Number 5331-01-539-8997, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. The record lists 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5331-01-539-8997 |
| Primary Part Number | J200A139CP |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| 280048-188 ITEM 68CP | Naval Inventory Control Point Mechanicsburg (USA) |
| J200A139CP PRIMARY | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| 280048-188 ITEM 68 | 5/2 Secondary reference U.S. Government activity |
| J200A139 | 5/1 Secondary reference U.S. Government activity |
NSN 5331-01-539-8997 is a O-Ring, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-539-8997 has 2 manufacturer part numbers on file: 280048-188 ITEM 68CP (Naval Inventory Control Point Mechanicsburg), J200A139CP (Naval Inventory Control Point Mechanicsburg).
Key specifications for J200A139CP: Special Features: CLEANING AND PACKAGING PER MIL-STD-1330D; End Item Identification: 500 IPS 4500 PSI PRESSURE REGULATING VALVE. 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.