PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8112301AValve,regulating,fluid Pressure

Griswold Industries Dba Cla-Val Co · NSN 4820-01-329-5008 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-329-5008 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-329-5008. Primary manufacturer part number: 8112301A.
Features
  • Valve,regulating,fluid Pressure — FSC 4820
  • Valve Loading Method: SPRING
  • Second End Relationship with First End: IDENTICAL
  • Flow Control Device: DIAPHRAGM AND DISK
  • Filter: NOT INCLUDED
  • First End Bolt Hole Diameter: 0.750 INCHES NOMINAL IN
  • End Connection Quantity: 2
  • First End Bolt Hole Quantity: 4
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Nickel Alloy Stem construction
General Description

The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-329-5008, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Griswold Industries Dba Cla-Val Co. Government technical data includes 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 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
NSN4820-01-329-5008
Primary Part Number8112301A
Item NameValve,regulating,fluid Pressure
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerGriswold Industries Dba Cla-Val Co
StatusACTIVE
Valve Loading MethodSPRING
Second End Relationship with First EndIDENTICAL
Flow Control DeviceDIAPHRAGM AND DISK
FilterNOT INCLUDED
First End Bolt Hole Diameter0.750 INCHES NOMINAL IN
End Connection Quantity2
First End Bolt Hole Quantity4
First End Style DesignatorPLAIN
Regulation TypeAUTOMATIC SINGLE STAGE
First End Flange Thickness0.500 INCHES NOMINAL IN
Nondefinitive Spec/std Data2 TYPE
First End Flange Outside Diameter6.000 INCHES NOMINAL IN
Body StyleSTRAIGHT THRU
Specification/standard Data81349--1L-V-2042D GOVERNMENT SPECIFICATION
MaterialNICKEL ALLOY STEM
MaterialNICKEL ALLOY AND RUBBER FLOW CONTROL DEVICE
Media for Which DesignedWATER
Face to Face Distance10.000 INCHES NOMINAL IN
Maximum Inlet Pressure RatingERR-060
First End Connection TypePLAIN FACE FLANGE
Temp Rating165.0 FAHRENHEIT NOMINAL DEGF
MaterialNICKEL ALLOY AND COPPER ALLOY SEAT
First End Bolt Circle Diameter4.750 INCHES NOMINAL IN
First End Flange Shape StyleROUND W/ BOLT HOLES
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4820-01-140-0530YB2310F223X1 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-156-037130813079 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Warren Controls, Inc.
4820-01-187-2090YB2310H722 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-213-758640404-206 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4820-01-230-8984YB2310F723 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-232-8136MDL 30 3IN INTERCHANGEABLE
Valve,regulating,fluid Pressure
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-313-766740443-410 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4820-01-379-462540444 ASSEMBLY 40444-905 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4820-01-395-2241 INTERCHANGEABLE
Valve,regulating,system Pressure
4820-01-395-526830809020 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Warren Controls, Inc.
Cross-Reference Index
Part NumberManufacturer
90FM-2/2IN,100PSIG-70GPM Griswold Industries Dba Cla-Val Co (USA)
MIL-V-2042D Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-V-2042 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-V-2042D TY2 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
8112301A PRIMARY Griswold Industries Dba Cla-Val Co (USA)
Related Parts
4820-01-140-0530INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
YB2310F223X1
4820-01-156-0371INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
30813079
4820-01-187-2090INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
YB2310H722
4820-01-213-7586INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
40404-206
4820-01-230-8984INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
YB2310F723
4820-01-232-8136INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
MDL 30 3IN
4820-01-313-7667INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
40443-410
4820-01-379-4625INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
40444 ASSEMBLY 40444-905
4820-01-395-2241INTERCHANGEABLE
VALVE,REGULATING,SYSTEM PRESSURE
4820-01-395-5268INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
30809020
4820-01-546-8622INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
40766-202
4820-01-546-8674INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
40751-201

Frequently Asked Questions

What is NSN 4820-01-329-5008?

NSN 4820-01-329-5008 is a Valve,regulating,fluid Pressure, manufactured by Griswold Industries Dba Cla-Val Co, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-329-5008?

NSN 4820-01-329-5008 has 5 cross-referenced part numbers: 90FM-2/2IN,100PSIG-70GPM (Griswold Industries Dba Cla-Val Co), MIL-V-2042D (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-V-2042 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-V-2042D TY2 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 8112301A (Griswold Industries Dba Cla-Val Co).

What NSN replaces 4820-01-329-5008?

There are 12 known substitutes for 4820-01-329-5008: 4820-01-140-0530, 4820-01-156-0371, 4820-01-187-2090 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8112301A?

Key specifications for 8112301A: Valve Loading Method: SPRING; Second End Relationship with First End: IDENTICAL; Flow Control Device: DIAPHRAGM AND DISK; Filter: NOT INCLUDED. 24 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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