PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

R36535Valve,check

Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems · NSN 4820-01-229-6981 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-229-6981 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-229-6981. Primary manufacturer part number: R36535.
Features
  • Valve,check — FSC 4820
  • 4 verified cross-references
  • Primary manufacturer: Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,check, cataloged under National Stock Number 4820-01-229-6981, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems. This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 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)
ManufacturersStanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems (CAGE 84760); John Deere Commercial Products Inc Dba John Deere (CAGE 4UZP7); Stanadyne Inc (CAGE 78514)
Technical Specifications
ParameterValue
NSN4820-01-229-6981
Primary Part NumberR36535
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerStanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
6640-00-494-3968 INTERCHANGEABLE
Flask,dewar
3433-01-389-99401-1130-2 INTERCHANGEABLE
Plasma Cutter,porta
Thermal Dynamics Corp
1990-01-657-5910158302 INTERCHANGEABLE
Arm
Hii Unmanned Systems, Inc
Cross-Reference Index
Part NumberManufacturer
158302 Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems (USA)
R36535 John Deere Commercial Products Inc Dba John Deere (USA)
R36535 PRIMARY Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems (USA)
158302 Stanadyne Inc (USA)
Related Parts
6640-00-494-3968INTERCHANGEABLE
FLASK,DEWAR
3433-01-389-9940INTERCHANGEABLE
PLASMA CUTTER,PORTA
1-1130-2
1990-01-657-5910INTERCHANGEABLE
ARM
158302

Frequently Asked Questions

What is NSN 4820-01-229-6981?

NSN 4820-01-229-6981 is a Valve,check, manufactured by Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-229-6981?

NSN 4820-01-229-6981 has 4 cross-referenced part numbers: 158302 (Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems), R36535 (John Deere Commercial Products Inc Dba John Deere), R36535 (Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems), 158302 (Stanadyne Inc).

What NSN replaces 4820-01-229-6981?

There are 3 known substitutes for 4820-01-229-6981: 6640-00-494-3968, 3433-01-389-9940, 1990-01-657-5910. Verify interchangeability with system specifications before substitution.

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