NSN 4820-01-178-6477 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-178-6477. Manufacturer of record part number: 23442-20131.
Also searched as4820-01-178-6477 ·
4820011786477 ·
NIIN 011786477 ·
01-178-6477 ·
FSC 4820 Valves, Nonpowered · CAGE 61888 · 23442-20131
Connection Style: PLAIN, OPTIONAL END (PIPE) ALL ENDS
Connection Type: THREADED INTERNAL PIPE ALL ENDS
Style Designator: STRAIGHT THRU
Thread Series Designator: NPT ALL ENDS
Valve Operation Method: MANUAL
1 manufacturer part number on file
Manufacturer of record: Tcm America, Inc Sc
Identification
NSN: 4820-01-178-6477
NIIN: 011786477
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 23442-20131
Manufacturer: Tcm America, Inc Sc
General Description
The Cock,poppet Drain, cataloged under National Stock Number 4820-01-178-6477, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Tcm America, Inc Sc. Government technical data includes 5 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
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 4820-01-178-6477?
NSN 4820-01-178-6477 is a Cock,poppet Drain, manufactured by Tcm America, Inc Sc, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-178-6477?
NSN 4820-01-178-6477 has 1 manufacturer part number on file: 23442-20131 (Tcm America, Inc Sc).
What are the specifications of 23442-20131?
Key specifications for 23442-20131: Connection Style: PLAIN, OPTIONAL END (PIPE) ALL ENDS; Connection Type: THREADED INTERNAL PIPE ALL ENDS; Style Designator: STRAIGHT THRU; Thread Series Designator: NPT ALL ENDS. 5 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-178-6477 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.