PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

79C1LCock,poppet Drain

Auto-Valve, Inc · NSN 4820-01-334-2667 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-334-2667 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-334-2667. Primary manufacturer part number: 79C1L.
Features
  • Cock,poppet Drain — FSC 4820
  • FSC Application Data: AIRCRAFT MODEL A-6; A-7; S-3
  • 2 verified cross-references
  • Primary manufacturer: Auto-Valve, Inc
Applications
  • Flow control in piping systems
  • Water treatment infrastructure
  • Industrial process control
General Description

The Cock,poppet Drain, cataloged under National Stock Number 4820-01-334-2667, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Auto-Valve, Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-334-2667
Primary Part Number79C1L
Item NameCock,poppet Drain
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerAuto-Valve, Inc
StatusACTIVE
FSC Application DataAIRCRAFT MODEL A-6; A-7; S-3
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
6350-00-389-459350767 INTERCHANGEABLE
Valve,main
Leslie Controls, Inc. Dba Leslie Controls Inc
5306-01-185-057450767 INTERCHANGEABLE
Bolt,square Neck
Young Windows Inc
5995-01-359-7317 INTERCHANGEABLE
Cable Assembly,special Purpose,e
5110-01-606-452350767 INTERCHANGEABLE
Cutter,pipe
Emerson Electric Co Ridgid/kollman Div
Cross-Reference Index
Part NumberManufacturer
50767 Mission Systems Davenport Inc. (USA)
79C1L PRIMARY Auto-Valve, Inc (USA)
Related Parts
6350-00-389-4593INTERCHANGEABLE
VALVE,MAIN
50767
5306-01-185-0574INTERCHANGEABLE
BOLT,SQUARE NECK
50767
5995-01-359-7317INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
5110-01-606-4523INTERCHANGEABLE
CUTTER,PIPE
50767

Frequently Asked Questions

What is NSN 4820-01-334-2667?

NSN 4820-01-334-2667 is a Cock,poppet Drain, manufactured by Auto-Valve, Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-334-2667?

NSN 4820-01-334-2667 has 2 cross-referenced part numbers: 50767 (Mission Systems Davenport Inc.), 79C1L (Auto-Valve, Inc).

What NSN replaces 4820-01-334-2667?

There are 4 known substitutes for 4820-01-334-2667: 6350-00-389-4593, 5306-01-185-0574, 5995-01-359-7317 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 79C1L?

Key specifications for 79C1L: FSC Application Data: AIRCRAFT MODEL A-6; A-7; S-3. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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