PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12154DValve,check

Griswold Industries Dba Cla-Val Co · NSN 4820-01-190-7084 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-190-7084 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-190-7084. Primary manufacturer part number: 12154D.
Features
  • Valve,check — FSC 4820
  • Mounting Position: HORIZONTAL
  • Bolt Hole Quantity: 8 ALL ENDS
  • Media for Which Designed: FUEL/OIL, HYDROCARBON SINGLE RESPONSE
  • Face to Face Distance: 13.000 INCHES IN
  • Nominal Thickness: 1.125 INCHES ALL ENDS IN
  • Maximum Operating Temp: 180.0 FAHRENHEIT SINGLE RESPONSE DEGF
  • Raised Face Nominal Height: 0.062 INCHES ALL ENDS IN
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Iron Body construction
General Description

The Valve,check, cataloged under National Stock Number 4820-01-190-7084, 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 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 1 manufacturer, 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
NSN4820-01-190-7084
Primary Part Number12154D
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerGriswold Industries Dba Cla-Val Co
StatusACTIVE
Mounting PositionHORIZONTAL
Bolt Hole Quantity8 ALL ENDS
Media for Which DesignedFUEL/OIL, HYDROCARBON SINGLE RESPONSE
Face to Face Distance13.000 INCHES IN
Nominal Thickness1.125 INCHES ALL ENDS IN
Maximum Operating Temp180.0 FAHRENHEIT SINGLE RESPONSE DEGF
Raised Face Nominal Height0.062 INCHES ALL ENDS IN
Bolt Hole Nominal Diameter0.875 INCHES ALL ENDS IN
Valve Operation MethodAUTOMATIC
Flange Face DesignRAISED STRAIGHT ALL ENDS
Nominal Outside Diameter8.250 INCHES ALL ENDS IN
Bolt Circle Nominal Diameter6.625 INCHES ALL ENDS IN
MaterialIRON BODY
Connection TypeFLANGE FIRST END
Style DesignatorSTRAIGHT THRU FLANGED ENDS
Supplementary FeaturesFLOW CONTROL DEVICE: DIAPHRAGM
Flange ShapeROUND WITH HOLES FIRST END
Raised Face Nominal Diameter5.688 INCHES ALL ENDS IN
Operating Pressure300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Valve Size3.000 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5133-00-189-9314 INTERCHANGEABLE
Drill,twist
5935-00-295-655912154 INTERCHANGEABLE
Connector,plug,electrical
Telephone Company of America Incorporated
5365-01-096-4305 INTERCHANGEABLE
Spacer,sleeve
5342-01-302-565112-154 INTERCHANGEABLE
Handle,special
Northfield Foundry and Machine Company
3010-01-341-090912154 INTERCHANGEABLE
Planetary Gear Unit
DP Manufacturing Inc.
5365-01-354-789312154 INTERCHANGEABLE
Plug,machine Thread
Brunswick Corp Dba Mercury Marine Div Mercury Marine
5998-01-475-472512154 INTERCHANGEABLE
Circuit Card Assembly
Ap Labs, Inc.
Cross-Reference Index
Part NumberManufacturer
12154D PRIMARY Griswold Industries Dba Cla-Val Co (USA)
12154 81M-3EP 3IN Griswold Industries Dba Cla-Val Co (USA)
12154 Griswold Industries Dba Cla-Val Co (USA)
12154B 81M-3EP 3IN Griswold Industries Dba Cla-Val Co (USA)
Related Parts
5133-00-189-9314INTERCHANGEABLE
DRILL,TWIST
5935-00-295-6559INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
12154
5365-01-096-4305INTERCHANGEABLE
SPACER,SLEEVE
5342-01-302-5651INTERCHANGEABLE
HANDLE,SPECIAL
12-154
3010-01-341-0909INTERCHANGEABLE
PLANETARY GEAR UNIT
12154
5365-01-354-7893INTERCHANGEABLE
PLUG,MACHINE THREAD
12154
5998-01-475-4725INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
12154

Frequently Asked Questions

What is NSN 4820-01-190-7084?

NSN 4820-01-190-7084 is a Valve,check, 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 4820-01-190-7084?

NSN 4820-01-190-7084 has 4 cross-referenced part numbers: 12154D (Griswold Industries Dba Cla-Val Co), 12154 81M-3EP 3IN (Griswold Industries Dba Cla-Val Co), 12154 (Griswold Industries Dba Cla-Val Co), 12154B 81M-3EP 3IN (Griswold Industries Dba Cla-Val Co).

What NSN replaces 4820-01-190-7084?

There are 7 known substitutes for 4820-01-190-7084: 5133-00-189-9314, 5935-00-295-6559, 5365-01-096-4305 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12154D?

Key specifications for 12154D: Mounting Position: HORIZONTAL; Bolt Hole Quantity: 8 ALL ENDS; Media for Which Designed: FUEL/OIL, HYDROCARBON SINGLE RESPONSE; Face to Face Distance: 13.000 INCHES IN. 21 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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