The O-Ring, cataloged under National Stock Number 5331-01-273-1821, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Sae International Dba Sae International. Government technical data includes 8 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-273-1821 |
| Primary Part Number | M83248/1-242 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Cross-Sectional Height | 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN |
| Hardness Rating | 75.0 SHORE DUROMETER A NOMINAL |
| Criticality Code Justification | ZZZW |
| Elongation Percentage | 125 MAXIMUM |
| Departure From Cited Document | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |
| Peripheral Diameter | 4.262 INCHES NOMINAL IN |
| Center Hole Diameter | 3.956 INCHES MINIMUM AND 4.012 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 | Y |
| Part Number | Manufacturer |
|---|---|
| M83248/1-242 PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| MIL-R-83248/1 | 5/9 Secondary reference U.S. Government activity |
| 00RJ-242-GOV-PCK | 5/1 Secondary reference Pall Corporation |
| SAE-AS83248/1 | 3/1 Design control — primary reference Sae International Dba Sae International |
| 5EHE4887-516PC5 | 5/1 Secondary reference Pall Corporation |
| M83248/1-242 | 5/9 Secondary reference U.S. Government activity |
| ORJ-242 | 5/1 Secondary reference Pall Corporation |
| 5EHE4887-567ITEM5 | 5/1 Secondary reference Pall Corporation |
NSN 5331-01-273-1821 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-273-1821 has 1 manufacturer part number on file: M83248/1-242 (Sae International Dba Sae International).
Key specifications for M83248/1-242: Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN; Hardness Rating: 75.0 SHORE DUROMETER A NOMINAL; Criticality Code Justification: ZZZW; Elongation Percentage: 125 MAXIMUM. 8 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.