The O-Ring, cataloged under National Stock Number 5331-01-153-0261, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Young Touchstone Company Div Young Touchstone. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-153-0261 |
| Primary Part Number | A104284 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Young Touchstone Company Div Young Touchstone |
| Status | ACTIVE |
| Cross-Sectional Height | 0.312 INCHES NOMINAL IN |
| Center Hole Diameter | 9.937 INCHES NOMINAL IN |
| Material | RUBBER |
| 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 |
|---|---|
| 5330-01-153-0261 | Paramount Packing & Rubber (USA) |
| A104284 PRIMARY | Young Touchstone Company Div Young Touchstone (USA) |
NSN 5331-01-153-0261 is a O-Ring, manufactured by Young Touchstone Company Div Young Touchstone, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-153-0261 has 2 manufacturer part numbers on file: 5330-01-153-0261 (Paramount Packing & Rubber), A104284 (Young Touchstone Company Div Young Touchstone).
Key specifications for A104284: Cross-Sectional Height: 0.312 INCHES NOMINAL IN; Center Hole Diameter: 9.937 INCHES NOMINAL IN; End Item Identification: ITEM IS USED ON A HEAT EXCHANGER DRAWING NUMBER 298663 ON A G.M. MAIN PROPULSION ENGINE ABOARD 180 FT COAST GUARD VESSELS FT; Material: RUBBER. 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.