The O-Ring, cataloged under National Stock Number 5331-01-209-3794, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Parker Hannifin Corporation Div O-Ring Division. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-209-3794 |
| Primary Part Number | 916-19359 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Parker Hannifin Corporation Div O-Ring Division |
| Status | ACTIVE |
| Temp Rating | -20.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF |
| Cross-Sectional Height | 0.112 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN |
| Material Document and Classification | MIL-R-25987,TYPE 1,CLASS 2/INACTIVE/ MIL SPEC SINGLE MATERIAL RESPONSE |
| Specification/standard Data | 80205-NAS1596/INACTIVE/ PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD AND 81343-AS568 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Color | BROWN |
| Center Hole Diameter | 1.161 INCHES MINIMUM AND 1.181 INCHES MAXIMUM IN |
| Material | RUBBER FLUOROCARBON CLASS FPM |
| 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 |
|---|---|
| AS568-916 MIL-R-25897TYPE1CLASS2 | Sae International Dba Sae International (USA) |
| 916-19359 PRIMARY | Parker Hannifin Corporation Div O-Ring Division (USA) |
| PRP916-19359 | Parker Hannifin Corporation Div O-Ring Division (USA) |
| Y49080-916 | Pacific Consolidated Industries Llc (USA) |
| Reference | Meaning |
|---|---|
| 3-916 V709-90 | 5/9 Secondary reference Parker Hannifin Gmbh O-Ring Division |
| Y49021-916 | 5/9 Secondary reference Pacific Consolidated Industries Llc |
| NAS1596-16 | 3/2 Design control — primary reference U.S. Government activity |
| 3-916 V709-90 | 5/9 Secondary reference Parker-Hannifin Corp Div O-Ring Division |
| AS568-916 MIL-R-25897TYPE1CLASS2 | 5/9 Secondary reference U.S. Government activity |
| 3-916 V894-90 | 5/9 Secondary reference Parker-Hannifin Corp Div O-Ring Division |
NSN 5331-01-209-3794 is a O-Ring, manufactured by Parker Hannifin Corporation Div O-Ring Division, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-209-3794 has 4 manufacturer part numbers on file: AS568-916 MIL-R-25897TYPE1CLASS2 (Sae International Dba Sae International), 916-19359 (Parker Hannifin Corporation Div O-Ring Division), PRP916-19359 (Parker Hannifin Corporation Div O-Ring Division), Y49080-916 (Pacific Consolidated Industries Llc).
Key specifications for 916-19359: Temp Rating: -20.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF; Cross-Sectional Height: 0.112 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN; Material Document and Classification: MIL-R-25987,TYPE 1,CLASS 2/INACTIVE/ MIL SPEC SINGLE MATERIAL RESPONSE; Specification/standard Data: 80205-NAS1596/INACTIVE/ PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD AND 81343-AS568 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD. 7 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.