The O-Ring, cataloged under National Stock Number 5331-00-239-7888, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-00-239-7888 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Status | ACTIVE |
| Temp Rating | -65.0 FAHRENHEIT AND 250.00 FAHRENHEIT DEGF |
| Outside Diameter | 0.139 INCHES NOMINAL IN |
| Criticality Code Justification | ZZZY |
| Specification/standard Data | 80204-ANSI Y14.5M-1982 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Center Hole Diameter | 1.109 INCHES NOMINAL IN |
| Material | PLASTIC FLUORINATED ETHYLENE PROPYLENE |
| Reference Number Differentiating Characteristics | MATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS. |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Reference | Meaning |
|---|---|
| L001090PC17-7 | 5/1 Secondary reference Curtiss-Wright Electro-Mechanical Corporation Div Epd |
| 2-216 E515-80 | 5/1 Secondary reference Parker-Hannifin Corp Div O-Ring Division |
| 2-216E515-80 | D/9 Drawing number reference only U.S. Government activity |
| E0515 2-216 | 5/1 Secondary reference Parker-Hannifin Corp Div O-Ring Division |
| 2-216E515-80 | 5/1 Secondary reference Curtiss-Wright Electro-Mechanical Corporation Div Epd |
| 1F6259PC17-7 | 5/1 Secondary reference Curtiss-Wright Electro-Mechanical Corporation Div Epd |
| NAS 1611-216 | 3/1 Design control — primary reference U.S. Government activity |
NSN 5331-00-239-7888 is a O-Ring, classified under FSC 5331, O-ring. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 5330-00-514-1871, 5331-01-518-8473, 5331-01-577-9225. Verify interchangeability with system specifications before substitution.
Key specifications for 5331-00-239-7888: Temp Rating: -65.0 FAHRENHEIT AND 250.00 FAHRENHEIT DEGF; Outside Diameter: 0.139 INCHES NOMINAL IN; Criticality Code Justification: ZZZY; Specification/standard Data: 80204-ANSI Y14.5M-1982 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.