PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20436Valve,check

Mark Industries · NSN 4820-01-296-2332 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-296-2332 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-296-2332. Primary manufacturer part number: 20436.
Features
  • Valve,check — FSC 4820
  • Material: STEEL BODY
  • Disk Loading Method: SPRING
  • Flow Control Device: POPPET
  • Style Designator: STRAIGHT THRU
  • Valve Operation Method: AUTOMATIC
  • 2 verified cross-references
  • Primary manufacturer: Mark Industries
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Body construction
General Description

The Valve,check, cataloged under National Stock Number 4820-01-296-2332, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Mark Industries. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-296-2332
Primary Part Number20436
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerMark Industries
StatusACTIVE
MaterialSTEEL BODY
Disk Loading MethodSPRING
Flow Control DevicePOPPET
Style DesignatorSTRAIGHT THRU
Valve Operation MethodAUTOMATIC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
2940-00-378-3061C133 INTERCHANGEABLE
Filter Element,fluid
Honeywell International Inc Dba Honeywell Div Consumer Products Group
5985-01-078-6821768A-6 INTERCHANGEABLE
Attenuator,fixed
Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq
1630-01-159-728820436 INTERCHANGEABLE
Lens Hyd Reservoir
Lockheed Martin Corp
6515-01-238-8098204.036 INTERCHANGEABLE
Screw,bone
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
5950-01-255-4250 INTERCHANGEABLE
Coil,electrical
5962-01-287-4428 INTERCHANGEABLE
Microcircuit,linear
7310-01-304-0197H-115 INTERCHANGEABLE
Hot Plate,electric
Wells Mfg Co
Cross-Reference Index
Part NumberManufacturer
20436 PRIMARY Mark Industries (USA)
20436 G & G Hydraulics Corp (USA)
Related Parts
2940-00-378-3061INTERCHANGEABLE
FILTER ELEMENT,FLUID
C133
5985-01-078-6821INTERCHANGEABLE
ATTENUATOR,FIXED
768A-6
1630-01-159-7288INTERCHANGEABLE
LENS HYD RESERVOIR
20436
6515-01-238-8098INTERCHANGEABLE
SCREW,BONE
204.036
5950-01-255-4250INTERCHANGEABLE
COIL,ELECTRICAL
5962-01-287-4428INTERCHANGEABLE
MICROCIRCUIT,LINEAR
7310-01-304-0197INTERCHANGEABLE
HOT PLATE,ELECTRIC
H-115

Frequently Asked Questions

What is NSN 4820-01-296-2332?

NSN 4820-01-296-2332 is a Valve,check, manufactured by Mark Industries, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-296-2332?

NSN 4820-01-296-2332 has 2 cross-referenced part numbers: 20436 (Mark Industries), 20436 (G & G Hydraulics Corp).

What NSN replaces 4820-01-296-2332?

There are 7 known substitutes for 4820-01-296-2332: 2940-00-378-3061, 5985-01-078-6821, 1630-01-159-7288 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20436?

Key specifications for 20436: Material: STEEL BODY; Disk Loading Method: SPRING; Flow Control Device: POPPET; Style Designator: STRAIGHT THRU. 5 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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