The O-Ring, cataloged under National Stock Number 5331-01-387-2248, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Trelleborg Sealing Solutions (uk) Ltd. Government technical data includes 4 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-387-2248 |
| Primary Part Number | 100-906-2397 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Trelleborg Sealing Solutions (uk) Ltd |
| Status | ACTIVE |
| Cross-Sectional Height | 0.075 INCHES MINIMUM AND 0.081 INCHES MAXIMUM IN |
| Hardness Rating | 75.0 SHORE DUROMETER A MINIMUM AND 85.0 SHORE DUROMETER A MAXIMUM |
| Center Hole Diameter | 0.463 INCHES MINIMUM AND 0.473 INCHES MAXIMUM IN |
| Material | RUBBER ETHYLENE-PROPYLENE CLASS EPM |
| 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 |
|---|---|
| 100-906-2397 | Trelleborg Sealing Solutions (uk) Ltd (GBR) |
| 3-906E515-80 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| DSR4376-1906 | Meggitt Aerospace Limited (GBR) |
| 8090612 | Parker Hannifin Gmbh (DEU) |
| Reference | Meaning |
|---|---|
| 5331PL1844563 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| NAS1612-6 | 3/2 Design control — primary reference U.S. Government activity |
| NAS1602-906 | 5/9 Secondary reference U.S. Government activity |
| 5331PL0899178 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 5331PL2077737 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| NAS1613 | 3/1 Design control — primary reference U.S. Government activity |
NSN 5331-01-387-2248 is a O-Ring, manufactured by Trelleborg Sealing Solutions (uk) Ltd, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-387-2248 has 4 manufacturer part numbers on file: 100-906-2397 (Trelleborg Sealing Solutions (uk) Ltd), 3-906E515-80 (Parker-Hannifin Corp Div O-Ring Division), DSR4376-1906 (Meggitt Aerospace Limited), 8090612 (Parker Hannifin Gmbh).
1 possible match (shared part number, not a government interchangeability claim): 5331-01-481-7092. Verify interchangeability with system specifications before substitution.
Key specifications for 100-906-2397: Cross-Sectional Height: 0.075 INCHES MINIMUM AND 0.081 INCHES MAXIMUM IN; Hardness Rating: 75.0 SHORE DUROMETER A MINIMUM AND 85.0 SHORE DUROMETER A MAXIMUM; Center Hole Diameter: 0.463 INCHES MINIMUM AND 0.473 INCHES MAXIMUM IN; Material: RUBBER ETHYLENE-PROPYLENE CLASS EPM. 4 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.