PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

64746Valve,safety Relief

Getinge Usa Inc · NSN 4820-01-187-0085 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-187-0085 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-187-0085. Primary manufacturer part number: 64746.
Features
  • Valve,safety Relief — FSC 4820
  • Bonnet Attachment Method: INTEGRAL
  • Operating Pressure: 45.0 POUNDS PER SQUARE INCH (PSI) NOMINAL POWER DRIVE LBS
  • Disk Loading Method: SPRING
  • Supplementary Features: A 0.750 IN. DIA. X 0.125 IN. CROSS SECTION SPLIT RING,FOR MANUAL OPERATION OF VALVE IN
  • Thread Series Designator: NPT SECOND END
  • Opening Pressure Setting: 45.0 POUNDS PER SQUARE INCH LBS
  • Nominal Thread Size: 0.500 INCHES FIRST END IN
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,safety Relief, cataloged under National Stock Number 4820-01-187-0085, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Getinge Usa Inc. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 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
NSN4820-01-187-0085
Primary Part Number64746
Item NameValve,safety Relief
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerGetinge Usa Inc
StatusACTIVE
Bonnet Attachment MethodINTEGRAL
Operating Pressure45.0 POUNDS PER SQUARE INCH (PSI) NOMINAL POWER DRIVE LBS
Disk Loading MethodSPRING
Supplementary FeaturesA 0.750 IN. DIA. X 0.125 IN. CROSS SECTION SPLIT RING,FOR MANUAL OPERATION OF VALVE IN
Thread Series DesignatorNPT SECOND END
Opening Pressure Setting45.0 POUNDS PER SQUARE INCH LBS
Nominal Thread Size0.500 INCHES FIRST END IN
Valve Discharge Flow Rate312.0 POUNDS PER HOUR LBS
Renewable Seat Ring TypeTHREADED
Flow Control DeviceDISK
Valve Operation MethodAIR OR MANUAL
Thread Series DesignatorNPT FIRST END
Bonnet TypeINSIDE SPRING
Nominal Thread Size0.500 INCHES SECOND END IN
Connection StylePLAIN (PIPE) SECOND END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5945-00-557-41996225-7 INTERCHANGEABLE
Relay,electromagnetic
Te Connectivity Corporation
6680-00-933-074963078-280 INTERCHANGEABLE
Tube Assembly,gage
Tyco Valves & Controls Lp Dba Penberthy
4330-01-023-7011203321-027 INTERCHANGEABLE
Filter Element,fluid
Falls Filtration Technologies, Inc.
5330-01-075-5978379181R1 INTERCHANGEABLE
Packing,preformed
Dressta North America Ltd
4520-01-189-6512113321-A INTERCHANGEABLE
Heating Element,electrical,nonim
Oshkosh Defense Llc
5360-01-210-476664746 INTERCHANGEABLE
Spring,helical,compression
Leslie Controls, Inc. Dba Leslie Controls Inc
5340-01-649-396562257 INTERCHANGEABLE
Standoff,threaded,spacing
Generac Mobile Products, Llc
Cross-Reference Index
Part NumberManufacturer
64746 PRIMARY Getinge Usa Inc (USA)
64746 Tycos Instruments Inc a Welch Allyn Co (USA)
62257 Getinge Usa Inc (USA)
10-512-09-1/2-45 PSI Aalberts Integrated Piping Systems Americas, Inc. (USA)
Related Parts
5945-00-557-4199INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
6225-7
6680-00-933-0749INTERCHANGEABLE
TUBE ASSEMBLY,GAGE
63078-280
4330-01-023-7011INTERCHANGEABLE
FILTER ELEMENT,FLUID
203321-027
5330-01-075-5978INTERCHANGEABLE
PACKING,PREFORMED
379181R1
4520-01-189-6512INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,NONIM
113321-A
5360-01-210-4766INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
64746
5340-01-649-3965INTERCHANGEABLE
STANDOFF,THREADED,SPACING
62257

Frequently Asked Questions

What is NSN 4820-01-187-0085?

NSN 4820-01-187-0085 is a Valve,safety Relief, manufactured by Getinge Usa Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-187-0085?

NSN 4820-01-187-0085 has 4 cross-referenced part numbers: 64746 (Getinge Usa Inc), 64746 (Tycos Instruments Inc a Welch Allyn Co), 62257 (Getinge Usa Inc), 10-512-09-1/2-45 PSI (Aalberts Integrated Piping Systems Americas, Inc.).

What NSN replaces 4820-01-187-0085?

There are 7 known substitutes for 4820-01-187-0085: 5945-00-557-4199, 6680-00-933-0749, 4330-01-023-7011 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 64746?

Key specifications for 64746: Bonnet Attachment Method: INTEGRAL; Operating Pressure: 45.0 POUNDS PER SQUARE INCH (PSI) NOMINAL POWER DRIVE LBS; Disk Loading Method: SPRING; Supplementary Features: A 0.750 IN. DIA. X 0.125 IN. CROSS SECTION SPLIT RING,FOR MANUAL OPERATION OF VALVE IN. 15 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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