The Disk,valve, cataloged under National Stock Number 4820-01-394-9688, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Webasto Thermo & Comfort North America, Inc. Div Webasto Product North America, Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-394-9688 |
| Primary Part Number | 8877.1A |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Webasto Thermo & Comfort North America, Inc. Div Webasto Product North America, Inc |
| Status | ACTIVE |
| Style Designator | PLAIN |
| 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 |
|---|---|
| 8877.1A PRIMARY | Webasto Thermo & Comfort North America, Inc. Div Webasto Product North America, Inc (USA) |
| 378.232 | Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc (USA) |
| 378.232 | Amz Alabama Inc. (USA) |
| Reference | Meaning |
|---|---|
| 378.232 | 5/9 Secondary reference Webasto Thermosystems Inc |
| 8877.1A | 5/9 Secondary reference Webasto Thermosystems Inc |
NSN 4820-01-394-9688 is a Disk,valve, manufactured by Webasto Thermo & Comfort North America, Inc. Div Webasto Product North America, Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-394-9688 has 3 manufacturer part numbers on file: 8877.1A (Webasto Thermo & Comfort North America, Inc. Div Webasto Product North America, Inc), 378.232 (Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc), 378.232 (Amz Alabama Inc.).
Key specifications for 8877.1A: Style Designator: PLAIN; End Item Identification: 2320-01-353-9098. 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.