NSN 4820-01-121-2823 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-121-2823. Manufacturer of record part number: C422-0-B12.
Also searched as4820-01-121-2823 ·
4820011212823 ·
NIIN 011212823 ·
01-121-2823 ·
FSC 4820 Valves, Nonpowered · CAGE 11859 · C422-0-B12
Nominal Pipe Size Accommodated: 0.500 INCHES ALL ENDS IN
Connection Style: SOCKET (PIPE) ALL ENDS
Mounting Position: VERTICAL
Connection Type: UNTHREADED INTERNAL PIPE ALL ENDS
Style Designator: STRAIGHT THRU
Bonnet Type: OUTSIDE SCREW-YOKE
Identification
NSN: 4820-01-121-2823
NIIN: 011212823
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: C422-0-B12
Manufacturer: Hunt Valve Company, Inc.
General Description
The Valve,stop-Check, cataloged under National Stock Number 4820-01-121-2823, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Hunt Valve Company, Inc.. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
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
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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
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4820-00-001-0032 · Item name not on file
4820-00-001-0037
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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 4820-01-121-2823?
NSN 4820-01-121-2823 is a Valve,stop-Check, manufactured by Hunt Valve Company, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-121-2823?
NSN 4820-01-121-2823 has 1 manufacturer part number on file: C422-0-B12 (Hunt Valve Company, Inc.).
What are the specifications of C422-0-B12?
Key specifications for C422-0-B12: Flow Control Device: DISK; Nominal Pipe Size Accommodated: 0.500 INCHES ALL ENDS IN; Connection Style: SOCKET (PIPE) ALL ENDS; Mounting Position: VERTICAL. 10 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-121-2823 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.