NSN 4820-01-473-4206 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-473-4206. Manufacturer of record part number: 8B893.
General Characteristics Item Description: ALUMINUM QQ-A225/6; ANODIZE MIL-A-8625, TYPE 2, CLASS 1; 6.094 IN. LG; 1.191 IN. DIA; 0.850 IN. SEAT DIA IN
2 manufacturer part numbers on file
Manufacturer of record: Standard-Thomson Corporation
Identification
NSN: 4820-01-473-4206
NIIN: 014734206
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 8B893
Manufacturer: Standard-Thomson Corporation
General Description
The Thermal Bypass Valv, cataloged under National Stock Number 4820-01-473-4206, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Standard-Thomson Corporation. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4820-01-473-4206
Primary Part Number
8B893
Item Name
Thermal Bypass Valv
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Standard-Thomson Corporation
Status
ACTIVE
General Characteristics Item Description
ALUMINUM QQ-A225/6; ANODIZE MIL-A-8625, TYPE 2, CLASS 1; 6.094 IN. LG; 1.191 IN. DIA; 0.850 IN. SEAT DIA IN
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097
4820-00-000-0097 · Item name not on file
4820-00-001-0010
VALVE,ROTARY,SELECTOR
4820-00-001-0020
4820-00-001-0020 · Item name not on file
4820-00-001-0021
4820-00-001-0021 · Item name not on file
4820-00-001-0032
4820-00-001-0032 · Item name not on file
4820-00-001-0037
VALVE,SAFETY RELIEF
4820-00-001-0042
4820-00-001-0042 · Item name not on file
4820-00-001-1230
4820-00-001-1230 · Item name not on file
Frequently Asked Questions
What is NSN 4820-01-473-4206?
NSN 4820-01-473-4206 is a Thermal Bypass Valv, manufactured by Standard-Thomson Corporation, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-473-4206?
NSN 4820-01-473-4206 has 2 manufacturer part numbers on file: 60213-009 (Ametek Thermal Systems Inc), 8B893 (Standard-Thomson Corporation).
What are the specifications of 8B893?
Key specifications for 8B893: General Characteristics Item Description: ALUMINUM QQ-A225/6; ANODIZE MIL-A-8625, TYPE 2, CLASS 1; 6.094 IN. LG; 1.191 IN. DIA; 0.850 IN. SEAT DIA IN. 1 specification is documented in the U.S. Government catalog.
Is NSN 4820-01-473-4206 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.