The O-Ring, cataloged under National Stock Number 5331-00-530-4034, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Hatch & Kirk, Inc.. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-00-530-4034 |
| Primary Part Number | 3319199 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Hatch & Kirk, Inc. |
| Status | ACTIVE |
| Cross-Sectional Height | 0.244 INCHES MINIMUM AND 0.256 INCHES MAXIMUM IN |
| Center Hole Diameter | 10.375 INCHES NOMINAL 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 |
|---|---|
| 3319199 | Hatch & Kirk, Inc. (USA) |
| Reference | Meaning |
|---|---|
| PD5330-231-28 | 5/9 Secondary reference U.S. Government activity |
| 81127S4105-1030233 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5331-00-530-4034 is a O-Ring, manufactured by Hatch & Kirk, Inc., classified under FSC 5331, O-ring. Status: active.
NSN 5331-00-530-4034 has 1 manufacturer part number on file: 3319199 (Hatch & Kirk, Inc.).
Key specifications for 3319199: Cross-Sectional Height: 0.244 INCHES MINIMUM AND 0.256 INCHES MAXIMUM IN; Center Hole Diameter: 10.375 INCHES NOMINAL 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.