PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21001-1Valve,check

Hydraulics International, Inc. Dba Hydraulics International Inc · NSN 4820-01-614-2190 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-614-2190 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-614-2190. Primary manufacturer part number: 21001-1.
Features
  • Valve,check — FSC 4820
  • 1 verified cross-reference
  • Primary manufacturer: Hydraulics International, Inc. Dba Hydraulics International Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,check, cataloged under National Stock Number 4820-01-614-2190, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Hydraulics International, Inc. Dba Hydraulics International Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-614-2190
Primary Part Number21001-1
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerHydraulics International, Inc. Dba Hydraulics International Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
3110-00-100-31073876 INTERCHANGEABLE
Cone and Rollers,tapered Roller
Rbc Bearings Incorporated Div West Trenton Division
6515-00-334-490021-0011 INTERCHANGEABLE
Forceps,hemostatic
Biomet Microfixation, Llc Div Biomet Microfixation
1680-00-536-2319 INTERCHANGEABLE
Spacer,ejection Sea
5905-00-919-0159U39-100 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Clarostat Sensors and Controls
5930-01-121-76392-10011 INTERCHANGEABLE
Switch,electrical
Data Check Dba Lavi Systems, Inc. Div Data Check
5331-01-123-3719 INTERCHANGEABLE
O-Ring
5310-01-193-9222 INTERCHANGEABLE
Nut,plain,hexagon
5360-01-206-4924210-011 INTERCHANGEABLE
Spring
Hydro-Test Products, Inc. Dba Hydro-Test Products Inc
4820-01-268-8004A329 INTERCHANGEABLE
Isolator Valve Assembly
Ausco Inc
6515-01-422-45672.10011 INTERCHANGEABLE
Scissors,microsurgical
Linvatec Corporation Div Linvatec
Cross-Reference Index
Part NumberManufacturer
21001-1 PRIMARY Hydraulics International, Inc. Dba Hydraulics International Inc (USA)
Related Parts
3110-00-100-3107INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
3876
6515-00-334-4900INTERCHANGEABLE
FORCEPS,HEMOSTATIC
21-0011
1680-00-536-2319INTERCHANGEABLE
SPACER,EJECTION SEA
5905-00-919-0159INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
U39-100
5930-01-121-7639INTERCHANGEABLE
SWITCH,ELECTRICAL
2-10011
5331-01-123-3719INTERCHANGEABLE
O-RING
5310-01-193-9222INTERCHANGEABLE
NUT,PLAIN,HEXAGON
5360-01-206-4924INTERCHANGEABLE
SPRING
210-011
4820-01-268-8004INTERCHANGEABLE
ISOLATOR VALVE ASSEMBLY
A329
6515-01-422-4567INTERCHANGEABLE
SCISSORS,MICROSURGICAL
2.10011
5930-01-658-5573INTERCHANGEABLE
GUARD,SWITCH
2100-11

Frequently Asked Questions

What is NSN 4820-01-614-2190?

NSN 4820-01-614-2190 is a Valve,check, manufactured by Hydraulics International, Inc. Dba Hydraulics International Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-614-2190?

NSN 4820-01-614-2190 has 1 cross-referenced part number: 21001-1 (Hydraulics International, Inc. Dba Hydraulics International Inc).

What NSN replaces 4820-01-614-2190?

There are 11 known substitutes for 4820-01-614-2190: 3110-00-100-3107, 6515-00-334-4900, 1680-00-536-2319 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21001-1?

Key specifications for 21001-1: Part Name Assigned by Controlling Agency: VALVE,BODY CHECK; Special Features: AMB SEA NOISE. 2 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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