PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6153-128Valve,safety Relief

Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect · NSN 4820-01-237-0106 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-237-0106 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-237-0106. Primary manufacturer part number: 6153-128.
Features
  • Valve,safety Relief — FSC 4820
  • Operating Pressure: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
  • Specification/standard Data: 81349-MIL-V-22549 GOVERNMENT SPECIFICATION
  • Media for Which Designed: AIR SINGLE RESPONSE
  • Connection Type: UNTHREADED INTERNAL PIPE FIRST END
  • Nominal Pipe Size Accommodated: 1.500 INCHES FIRST END IN
  • Connection Type: UNTHREADED INTERNAL PIPE SECOND END
  • Flow Control Device: DISK
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Comp 316 Body construction
General Description

The Valve,safety Relief, cataloged under National Stock Number 4820-01-237-0106, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect. Government technical data includes 15 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-237-0106
Primary Part Number6153-128
Item NameValve,safety Relief
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerCooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect
StatusACTIVE
Operating Pressure3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Specification/standard Data81349-MIL-V-22549 GOVERNMENT SPECIFICATION
Media for Which DesignedAIR SINGLE RESPONSE
Connection TypeUNTHREADED INTERNAL PIPE FIRST END
Nominal Pipe Size Accommodated1.500 INCHES FIRST END IN
Connection TypeUNTHREADED INTERNAL PIPE SECOND END
Flow Control DeviceDISK
Nondefinitive Spec/std Data3000 CLASS
Style DesignatorANGLE
MaterialSTEEL COMP 316 BODY
Valve Operation MethodMANUAL
Opening Pressure Setting147.0 POUNDS PER SQUARE INCH LBS
Connection StyleSOCKET WITH BRAZING RING SECOND END
Nominal Pipe Size Accommodated1.250 INCHES SECOND END IN
Connection StyleSOCKET WITH BRAZING RING FIRST END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4820-01-236-73398852-2 INTERCHANGEABLE
Disk,valve
Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect
Cross-Reference Index
Part NumberManufacturer
6153-128 PRIMARY Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect (USA)
MIL-V-22549 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
6153-128 Air Dry Co of America, Llc (USA)
Related Parts
4820-01-236-7339INTERCHANGEABLE
DISK,VALVE
8852-2

Frequently Asked Questions

What is NSN 4820-01-237-0106?

NSN 4820-01-237-0106 is a Valve,safety Relief, manufactured by Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-237-0106?

NSN 4820-01-237-0106 has 3 cross-referenced part numbers: 6153-128 (Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect), MIL-V-22549 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 6153-128 (Air Dry Co of America, Llc).

What NSN replaces 4820-01-237-0106?

There is 1 known substitute for 4820-01-237-0106: 4820-01-236-7339. Verify interchangeability with system specifications before substitution.

What are the specifications of 6153-128?

Key specifications for 6153-128: Operating Pressure: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Specification/standard Data: 81349-MIL-V-22549 GOVERNMENT SPECIFICATION; Media for Which Designed: AIR SINGLE RESPONSE; Connection Type: UNTHREADED INTERNAL PIPE FIRST END. 15 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com