PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

P610Valve,safety Relief

Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc · NSN 4820-00-540-6134 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-540-6134 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-540-6134. Primary manufacturer part number: P610.
Features
  • Valve,safety Relief — FSC 4820
  • Thread Series Designator: NPT ALL ENDS
  • Connection Type: THREADED INTERNAL PIPE ALL ENDS
  • Material: COPPER ALLOY OVERALL
  • Style Designator: ANGLE
  • Disk Loading Method: SPRING
  • Nominal Pipe Size Accommodated: 2.000 INCHES ALL ENDS IN
  • Flow Control Device: NEEDLE
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy Overall construction
General Description

The Valve,safety Relief, cataloged under National Stock Number 4820-00-540-6134, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-540-6134
Primary Part NumberP610
Item NameValve,safety Relief
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerMilwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc
StatusACTIVE
Thread Series DesignatorNPT ALL ENDS
Connection TypeTHREADED INTERNAL PIPE ALL ENDS
MaterialCOPPER ALLOY OVERALL
Style DesignatorANGLE
Disk Loading MethodSPRING
Nominal Pipe Size Accommodated2.000 INCHES ALL ENDS IN
Flow Control DeviceNEEDLE
Bonnet Attachment MethodTHREADED
Connection StylePLAIN,OPTIONAL END(PIPE) ALL ENDS
Bonnet TypeINSIDE SCREW
Thread DirectionRIGHT-HAND ALL ENDS
Nominal Thread Size2.000 INCHES ALL ENDS IN
Valve Operation MethodAUTOMATIC
Renewable Seat Ring TypeTHREADED
Opening Pressure Setting20.0 POUNDS PER SQUARE INCH LBS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
2930-00-455-2368AW-1031 INTERCHANGEABLE
Pump,cooling System,engine
Airtex Products Div of Uis Inc
5905-00-768-9102 INTERCHANGEABLE
Resistor,adjustable
5930-00-849-1611E2004-501 INTERCHANGEABLE
Switch,sensitive
Calculagraph Company Dba Control Products, Inc.
Cross-Reference Index
Part NumberManufacturer
P610 PRIMARY Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc (USA)
Related Parts
2930-00-455-2368INTERCHANGEABLE
PUMP,COOLING SYSTEM,ENGINE
AW-1031
5905-00-768-9102INTERCHANGEABLE
RESISTOR,ADJUSTABLE
5930-00-849-1611INTERCHANGEABLE
SWITCH,SENSITIVE
E2004-501

Frequently Asked Questions

What is NSN 4820-00-540-6134?

NSN 4820-00-540-6134 is a Valve,safety Relief, manufactured by Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-540-6134?

NSN 4820-00-540-6134 has 1 cross-referenced part number: P610 (Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc).

What NSN replaces 4820-00-540-6134?

There are 3 known substitutes for 4820-00-540-6134: 2930-00-455-2368, 5905-00-768-9102, 5930-00-849-1611. Verify interchangeability with system specifications before substitution.

What are the specifications of P610?

Key specifications for P610: Thread Series Designator: NPT ALL ENDS; Connection Type: THREADED INTERNAL PIPE ALL ENDS; Material: COPPER ALLOY OVERALL; Style Designator: ANGLE. 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