PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

100-0020-01Cock,poppet Drain

Parker Hannifin Corp Dba Pneutronics · NSN 4820-01-444-4764 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-444-4764 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-444-4764. Primary manufacturer part number: 100-0020-01.
Features
  • Cock,poppet Drain — FSC 4820
  • 5 verified cross-references
  • Primary manufacturer: Parker Hannifin Corp Dba Pneutronics
Applications
  • Flow control in piping systems
  • Water treatment infrastructure
  • Industrial process control
General Description

The Cock,poppet Drain, cataloged under National Stock Number 4820-01-444-4764, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Parker Hannifin Corp Dba Pneutronics. This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameCock,poppet Drain
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersThe Boeing Company (CAGE 77272); Parker-Hannifin Corporation Dba Service and Support Operation Div Services and Support Operations (CAGE 59211); Parker Hannifin Corp Dba Pneutronics (CAGE 99321)
Technical Specifications
ParameterValue
NSN4820-01-444-4764
Primary Part Number100-0020-01
Item NameCock,poppet Drain
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerParker Hannifin Corp Dba Pneutronics
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5985-00-922-7715106057-001 INTERCHANGEABLE
Dummy Load,electrical
L3harris Technologies, Inc.
Cross-Reference Index
Part NumberManufacturer
901-366-566 The Boeing Company (USA)
100-0020-01 Parker-Hannifin Corporation Dba Service and Support Operation Div Services and Support Operations (USA)
100-0020-01 PRIMARY Parker Hannifin Corp Dba Pneutronics (USA)
91-6742 Parker Hannifin Corp Dba Pneutronics (USA)
901-366-566-103 The Boeing Company (USA)
Related Parts
5985-00-922-7715INTERCHANGEABLE
DUMMY LOAD,ELECTRICAL
106057-001

Frequently Asked Questions

What is NSN 4820-01-444-4764?

NSN 4820-01-444-4764 is a Cock,poppet Drain, manufactured by Parker Hannifin Corp Dba Pneutronics, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-444-4764?

NSN 4820-01-444-4764 has 5 cross-referenced part numbers: 901-366-566 (The Boeing Company), 100-0020-01 (Parker-Hannifin Corporation Dba Service and Support Operation Div Services and Support Operations), 100-0020-01 (Parker Hannifin Corp Dba Pneutronics), 91-6742 (Parker Hannifin Corp Dba Pneutronics), 901-366-566-103 (The Boeing Company).

What NSN replaces 4820-01-444-4764?

There is 1 known substitute for 4820-01-444-4764: 5985-00-922-7715. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com