PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11-0019Valve,check

Bacharach, Inc. · NSN 4820-01-334-1622 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-334-1622 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-334-1622. Primary manufacturer part number: 11-0019.
Features
  • Valve,check — FSC 4820
  • 1 verified cross-reference
  • Primary manufacturer: Bacharach, Inc.
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,check, cataloged under National Stock Number 4820-01-334-1622, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Bacharach, Inc.. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameValve,check
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersBacharach, Inc. (CAGE 05083)
Technical Specifications
ParameterValue
NSN4820-01-334-1622
Primary Part Number11-0019
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerBacharach, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5325-00-286-94598176074 INTERCHANGEABLE
Ring,retaining
Us Army Aviation and Missile Command
1650-00-532-1800110019 INTERCHANGEABLE
Retainer,trunnion
Parker-Hannifin Corporation Dba Control Systems Division
5910-00-553-72101100-19 INTERCHANGEABLE
Capacitor,variable,air Dielectri
Knowles Cazenovia, Inc. Div Johanson Manufacturing
5905-01-111-2458110019 INTERCHANGEABLE
Resistor
Dayton-Granger, Inc.
3120-01-415-9124110019 INTERCHANGEABLE
Bearing,sleeve
Triumph Engine Control Systems Llc
5355-01-604-14926046K52 INTERCHANGEABLE
Knob
Mcmaster-Carr Supply Co
Cross-Reference Index
Part NumberManufacturer
11-0019 PRIMARY Bacharach, Inc. (USA)
Related Parts
5325-00-286-9459INTERCHANGEABLE
RING,RETAINING
8176074
1650-00-532-1800INTERCHANGEABLE
RETAINER,TRUNNION
110019
5910-00-553-7210INTERCHANGEABLE
CAPACITOR,VARIABLE,AIR DIELECTRI
1100-19
5905-01-111-2458INTERCHANGEABLE
RESISTOR
110019
3120-01-415-9124INTERCHANGEABLE
BEARING,SLEEVE
110019
5355-01-604-1492INTERCHANGEABLE
KNOB
6046K52

Frequently Asked Questions

What is NSN 4820-01-334-1622?

NSN 4820-01-334-1622 is a Valve,check, manufactured by Bacharach, Inc., classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-334-1622?

NSN 4820-01-334-1622 has 1 cross-referenced part number: 11-0019 (Bacharach, Inc.).

What NSN replaces 4820-01-334-1622?

There are 6 known substitutes for 4820-01-334-1622: 5325-00-286-9459, 1650-00-532-1800, 5910-00-553-7210 and 3 more. Verify interchangeability with system specifications before substitution.

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