PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

16464Valve,safety Relief

Tennant Company · NSN 4820-01-243-6237 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-243-6237 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-243-6237. Primary manufacturer part number: 16464.
Features
  • Valve,safety Relief — FSC 4820
  • Flow Control Device: DISK
  • Valve Operation Method: AUTOMATIC
  • Style Designator: ANGLE
  • Thread Series Designator: NPTF ALL ENDS
  • Operating Pressure: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
  • Nominal Thread Size: 0.500 INCHES ALL ENDS IN
  • Opening Pressure Setting: 500.0 POUNDS PER SQUARE INCH LBS
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Body construction
General Description

The Valve,safety Relief, cataloged under National Stock Number 4820-01-243-6237, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Tennant Company. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-243-6237
Primary Part Number16464
Item NameValve,safety Relief
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerTennant Company
StatusACTIVE
Flow Control DeviceDISK
Valve Operation MethodAUTOMATIC
Style DesignatorANGLE
Thread Series DesignatorNPTF ALL ENDS
Operating Pressure3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Nominal Thread Size0.500 INCHES ALL ENDS IN
Opening Pressure Setting500.0 POUNDS PER SQUARE INCH LBS
Valve Discharge Flow Rate25.0 GALLONS PER MINUTE
Connection TypeTHREADED INTERNAL PIPE ALL ENDS
MaterialSTEEL BODY
Connection StylePLAIN,OPTIONAL END(PIPE) ALL ENDS
Thread DirectionRIGHT-HAND ALL ENDS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5905-00-018-038416464 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Oeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems
6720-00-132-1289 INTERCHANGEABLE
Mount,focusing
5365-00-379-0111K22620 INTERCHANGEABLE
Spacer,plate
The Timken Corporation
5305-00-823-5811 INTERCHANGEABLE
Screw,machine
4030-01-210-0691 INTERCHANGEABLE
Terminal,rope,swaging
6520-01-421-5424B60430 INTERCHANGEABLE
Jar,screw Top,vacuu
Hager Worldwide Inc Dba Hager Worldwide Inc
5305-01-499-682616464 INTERCHANGEABLE
Setscrew
Dayton-Granger, Inc.
6515-01-584-592616-464 INTERCHANGEABLE
Inflator-Deflator,vascular Ballo
Boston Scientific Corp
6515-01-589-6813212.225 INTERCHANGEABLE
Screw,bone
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
3010-01-624-03880513-S763-128 INTERCHANGEABLE
Actuator Electrical
Curtiss-Wright Flow Control Corporation Dba Curtiss-Wright Flow Control Co Div Curtiss-Wright / Nu-Torque
Cross-Reference Index
Part NumberManufacturer
16464 Tennant Company (USA)
WJ-08-500 Parker Hannifin Corporation Dba Gresen Hydraulics Div Hydraulic Valve Division (USA)
Related Parts
5905-00-018-0384INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
16464
6720-00-132-1289INTERCHANGEABLE
MOUNT,FOCUSING
5365-00-379-0111INTERCHANGEABLE
SPACER,PLATE
K22620
5305-00-823-5811INTERCHANGEABLE
SCREW,MACHINE
4030-01-210-0691INTERCHANGEABLE
TERMINAL,ROPE,SWAGING
6520-01-421-5424INTERCHANGEABLE
JAR,SCREW TOP,VACUU
B60430
5305-01-499-6826INTERCHANGEABLE
SETSCREW
16464
6515-01-584-5926INTERCHANGEABLE
INFLATOR-DEFLATOR,VASCULAR BALLO
16-464
6515-01-589-6813INTERCHANGEABLE
SCREW,BONE
212.225
3010-01-624-0388INTERCHANGEABLE
ACTUATOR ELECTRICAL
0513-S763-128

Frequently Asked Questions

What is NSN 4820-01-243-6237?

NSN 4820-01-243-6237 is a Valve,safety Relief, manufactured by Tennant Company, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-243-6237?

NSN 4820-01-243-6237 has 2 cross-referenced part numbers: 16464 (Tennant Company), WJ-08-500 (Parker Hannifin Corporation Dba Gresen Hydraulics Div Hydraulic Valve Division).

What NSN replaces 4820-01-243-6237?

There are 10 known substitutes for 4820-01-243-6237: 5905-00-018-0384, 6720-00-132-1289, 5365-00-379-0111 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 16464?

Key specifications for 16464: Flow Control Device: DISK; Valve Operation Method: AUTOMATIC; Style Designator: ANGLE; Thread Series Designator: NPTF ALL ENDS. 12 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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