The O-Ring, cataloged under National Stock Number 5331-00-199-2189, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Kocsis Technologies Inc Dba Kocsis Technologies 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5331-00-199-2189 |
| Primary Part Number | RG-100553 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Kocsis Technologies Inc Dba Kocsis Technologies Inc |
| Status | ACTIVE |
| Cross-Sectional Height | 0.100 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN |
| Center Hole Diameter | 7.020 INCHES MINIMUM AND 7.028 INCHES MAXIMUM IN |
| Material | PLASTIC POLYHEXAMETHYLENE ADIPAMIDE |
| 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 |
|---|---|
| RG-100553 PRIMARY | Kocsis Technologies Inc Dba Kocsis Technologies Inc (USA) |
| Reference | Meaning |
|---|---|
| RG100553 | 5/9 Secondary reference Automotive Inc Fluid Power Systems Components Div Sub of United Technologies Corp |
| RG100553 | 5/9 Secondary reference Ambac International Corporation Div Ambac International |
NSN 5331-00-199-2189 is a O-Ring, manufactured by Kocsis Technologies Inc Dba Kocsis Technologies Inc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-00-199-2189 has 1 manufacturer part number on file: RG-100553 (Kocsis Technologies Inc Dba Kocsis Technologies Inc).
Key specifications for RG-100553: Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN; Center Hole Diameter: 7.020 INCHES MINIMUM AND 7.028 INCHES MAXIMUM IN; Material: PLASTIC POLYHEXAMETHYLENE ADIPAMIDE. 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.