NSN 4820-01-178-4663 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-178-4663. Manufacturer of record part number: 70211.
Also searched as4820-01-178-4663 ·
4820011784663 ·
NIIN 011784663 ·
01-178-4663 ·
FSC 4820 Valves, Nonpowered · CAGE 06442 · 70211
Manufacturer of record: Mirion Technologies (canberra), Inc.
Identification
NSN: 4820-01-178-4663
NIIN: 011784663
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 70211
Manufacturer: Mirion Technologies (canberra), Inc.
General Description
The Valve Assembly, cataloged under National Stock Number 4820-01-178-4663, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Mirion Technologies (canberra), Inc.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4820-01-178-4663
Primary Part Number
70211
Item Name
Valve Assembly
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Mirion Technologies (canberra), Inc.
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items5
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
6625-01-293-1191POSSIBLE MATCH
ADAPTER,TEST
Possible match (shared part number)
4330-01-351-509870211POSSIBLE MATCH
NOZZLE,CENTRIFUGE TURBINE
Possible match (shared part number)T. F. Hudgins, Incorporated Dba Spinner II Products Div
4320-01-419-70837021100POSSIBLE MATCH
RING,WEARING
Possible match (shared part number)Alfa Laval Inc
5915-01-469-31727021-1POSSIBLE MATCH
PHASE SHIFTER,ELECTRONIC
Possible match (shared part number)A. T. Parker, Inc. Div Solar Electronics Company
2540-01-656-132470211POSSIBLE MATCH
MOTOR,HYDRAULIC
Possible match (shared part number)Allied Systems Company Dba Allied Systems Co
NSN 4820-01-178-4663 is a Valve Assembly, manufactured by Mirion Technologies (canberra), Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-178-4663?
NSN 4820-01-178-4663 has 1 manufacturer part number on file: 70211 (Mirion Technologies (canberra), Inc.).
What NSN replaces 4820-01-178-4663?
5 possible matches (shared part number, not a government interchangeability claim): 6625-01-293-1191, 4330-01-351-5098, 4320-01-419-7083. Verify interchangeability with system specifications before substitution.
What are the specifications of 70211?
Key specifications for 70211: End Item Identification: 6665-00-146-1739 TRITIUM MONITOR. 0 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-178-4663 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.