The O-Ring, cataloged under National Stock Number 5331-01-415-1287, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Calhoun & Dejong Inc Dba Calhoun & Dejong Inc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-415-1287 |
| Primary Part Number | 348 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Calhoun & Dejong Inc Dba Calhoun & Dejong Inc |
| Status | ACTIVE |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| 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 |
|---|---|
| 348 PRIMARY | Calhoun & Dejong Inc Dba Calhoun & Dejong Inc (USA) |
| Reference | Meaning |
|---|---|
| 348 | 5/9 Secondary reference Filtrex Inc. |
NSN 5331-01-415-1287 is a O-Ring, manufactured by Calhoun & Dejong Inc Dba Calhoun & Dejong Inc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-415-1287 has 1 manufacturer part number on file: 348 (Calhoun & Dejong Inc Dba Calhoun & Dejong Inc).
Key specifications for 348: Special Features: P/N 348 (ITEM 150145; RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR MATERIAL)IS A COVER O-RING FOR A UF1-30 BAG HOUSING USED ON A IN-LINE FILTER MODEL UF1-30-SP2X (4330-01-415-4398); Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR. 1 specification is 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.