The O-Ring, cataloged under National Stock Number 5331-01-284-6652, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Webasto Thermo & Comfort North America, Inc. Div Webasto Product North America, Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | Webasto Thermo & Comfort North America, Inc. Div Webasto Product North America, Inc (CAGE 44MG9) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-284-6652 |
| Primary Part Number | 19672A |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Webasto Thermo & Comfort North America, Inc. Div Webasto Product North America, Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 19672A PRIMARY | Webasto Thermo & Comfort North America, Inc. Div Webasto Product North America, Inc (USA) |
| Reference | Meaning |
|---|---|
| 495.905 | 5/9 Secondary reference Webasto Thermosystems Inc |
| 437-7099 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 9-515-100817 | 5/9 Secondary reference Grove U.s. Llc Dba Grove Us Llc |
NSN 5331-01-284-6652 is a O-Ring, manufactured by Webasto Thermo & Comfort North America, Inc. Div Webasto Product North America, Inc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-284-6652 has 1 manufacturer part number on file: 19672A (Webasto Thermo & Comfort North America, Inc. Div Webasto Product North America, Inc).
1 possible match (shared part number, not a government interchangeability claim): 6750-01-427-2094. Verify interchangeability with system specifications before substitution.
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.