PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1531X4 KYNARValve,check

Danfoss Power Solutions II, Llc · NSN 4820-01-410-8040 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-410-8040 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-410-8040. Primary manufacturer part number: 1531X4 KYNAR.
Features
  • Valve,check — FSC 4820
  • Valve Operation Method: AUTOMATIC
  • Mounting Position: HORIZONTAL OR VERTICAL
  • 3 verified cross-references
  • Primary manufacturer: Danfoss Power Solutions II, Llc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,check, cataloged under National Stock Number 4820-01-410-8040, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Danfoss Power Solutions II, Llc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-410-8040
Primary Part Number1531X4 KYNAR
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerDanfoss Power Solutions II, Llc
StatusACTIVE
Valve Operation MethodAUTOMATIC
Mounting PositionHORIZONTAL OR VERTICAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6210-00-311-60145100-822-307RED INTERCHANGEABLE
Light,indicator
Chicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron
5930-00-741-26427388813 INTERCHANGEABLE
Switch,pressure
U S Army Tank Automotive Command Amsta-Im-Mm
5670-00-925-33011508-1 INTERCHANGEABLE
Ventilator,air Circulating
Evans Tempcon Michigan, Llc
3413-00-926-3770 INTERCHANGEABLE
Drilling Machine,upright
7930-01-069-329201289273 INTERCHANGEABLE
Rinse Additive,dishwashing
Johnsondiversey Inc Dba Dubois Chemicals
5940-01-138-111710-107-1-04 INTERCHANGEABLE
Terminal,stud
Concord Electronics, Inc.
5305-01-187-9494RK15081 INTERCHANGEABLE
Screw,machine
Parker-Hannifin Corporation Dba Racor Division Div Racor Division
4510-01-266-825715081 INTERCHANGEABLE
Handle,faucet
Nch Corporation Dba Nch Corp
3040-01-300-855215081 INTERCHANGEABLE
Shaft,shouldered
Star Mfg Intl Inc Dbaholman Cooking Equipment Inc
5360-01-356-24391508-1 INTERCHANGEABLE
Spring,helical,compression
Graham-White Manufacturing Co Div Graham-White Manufacturing Co. Inc.
Cross-Reference Index
Part NumberManufacturer
1531X4 KYNAR PRIMARY Danfoss Power Solutions II, Llc (USA)
15081 Circor Aerospace, Inc. Dba Circle Seal Controls Use CAGE Code 91816 for Cataloging (USA)
2001562-001 L3harris Technologies, Inc. Dba Harris Div L3harris Technologies Inc Dba Harris Corporation (USA)
Related Parts
6210-00-311-6014INTERCHANGEABLE
LIGHT,INDICATOR
5100-822-307RED
5930-00-741-2642INTERCHANGEABLE
SWITCH,PRESSURE
7388813
5670-00-925-3301INTERCHANGEABLE
VENTILATOR,AIR CIRCULATING
1508-1
3413-00-926-3770INTERCHANGEABLE
DRILLING MACHINE,UPRIGHT
7930-01-069-3292INTERCHANGEABLE
RINSE ADDITIVE,DISHWASHING
01289273
5940-01-138-1117INTERCHANGEABLE
TERMINAL,STUD
10-107-1-04
5305-01-187-9494INTERCHANGEABLE
SCREW,MACHINE
RK15081
4510-01-266-8257INTERCHANGEABLE
HANDLE,FAUCET
15081
3040-01-300-8552INTERCHANGEABLE
SHAFT,SHOULDERED
15081
5360-01-356-2439INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
1508-1
5930-01-450-2047INTERCHANGEABLE
SWITCH,PUSH
1508-1 REV B ITEM 21
3510-01-499-1887INTERCHANGEABLE
SEAL

Frequently Asked Questions

What is NSN 4820-01-410-8040?

NSN 4820-01-410-8040 is a Valve,check, manufactured by Danfoss Power Solutions II, Llc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-410-8040?

NSN 4820-01-410-8040 has 3 cross-referenced part numbers: 1531X4 KYNAR (Danfoss Power Solutions II, Llc), 15081 (Circor Aerospace, Inc. Dba Circle Seal Controls Use CAGE Code 91816 for Cataloging), 2001562-001 (L3harris Technologies, Inc. Dba Harris Div L3harris Technologies Inc Dba Harris Corporation).

What NSN replaces 4820-01-410-8040?

There are 12 known substitutes for 4820-01-410-8040: 6210-00-311-6014, 5930-00-741-2642, 5670-00-925-3301 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1531X4 KYNAR?

Key specifications for 1531X4 KYNAR: Valve Operation Method: AUTOMATIC; Mounting Position: HORIZONTAL OR VERTICAL. 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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