The Cap,breather,valve, cataloged under National Stock Number 4810-01-220-8170, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-220-8170 |
| Primary Part Number | 6936 |
| Item Name | Cap,breather,valve |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | N |
| Part Number | Manufacturer |
|---|---|
| 6936 PRIMARY | Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor (USA) |
NSN 4810-01-220-8170 is a Cap,breather,valve, manufactured by Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-220-8170 has 1 manufacturer part number on file: 6936 (Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor).
2 possible matches (shared part number, not a government interchangeability claim): 5895-01-592-4631, 4730-01-624-2586. Verify interchangeability with system specifications before substitution.
Key specifications for 6936: End Item Identification: 4310-01-113-8271. 0 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.