PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

H4171M2B/HPS-17Valve,globe

Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok · NSN 4820-00-220-3968 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-220-3968 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-220-3968. Primary manufacturer part number: H4171M2B/HPS-17.
Features
  • Valve,globe — FSC 4820
  • Material: COPPER ALLOY BODY
  • Bonnet Type: INSIDE SCREW
  • Flow Control Device: DISK
  • Material: COPPER ALLOY SEAT
  • Maximum Operating Temp: 70.0 FAHRENHEIT SINGLE RESPONSE DEGF
  • Connection Type: THREADED EXTERNAL PIPE ALL ENDS
  • Material: STEEL COMP 303 FLOW CONTROL DEVICE
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy Body construction
General Description

The Valve,globe, cataloged under National Stock Number 4820-00-220-3968, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-220-3968
Primary Part NumberH4171M2B/HPS-17
Item NameValve,globe
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerCircor Instrumentation Technologies, Inc. Dba Hoke Gyrolok
StatusACTIVE
MaterialCOPPER ALLOY BODY
Bonnet TypeINSIDE SCREW
Flow Control DeviceDISK
MaterialCOPPER ALLOY SEAT
Maximum Operating Temp70.0 FAHRENHEIT SINGLE RESPONSE DEGF
Connection TypeTHREADED EXTERNAL PIPE ALL ENDS
MaterialSTEEL COMP 303 FLOW CONTROL DEVICE
Bonnet Attachment MethodBOLTED
Nominal Thread Size0.125 INCHES ALL ENDS IN
Operating Pressure600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Media for Which DesignedFUEL/OIL, HYDROCARBON SINGLE RESPONSE
Valve Operation MethodMANUAL
Connection StylePLAIN (PIPE) ALL ENDS
Thread Series DesignatorNPT ALL ENDS
Criticality Code JustificationFEAT
Style DesignatorSTRAIGHT THRU
Material Document and Classification66,AISI303/SAE30303 FED STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
Thread DirectionRIGHT-HAND ALL ENDS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
2825-00-056-2408 INTERCHANGEABLE
Roller,governor Weight,steam Tur
4820-00-106-892713623 INTERCHANGEABLE
Valve,globe
Provision, Inc. Dba Provision Inc
4820-00-246-30304171M2B INTERCHANGEABLE
Valve,globe
Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok
6160-01-615-7681451487 INTERCHANGEABLE
Cover,battery Box
Combined Systems Inc
6650-01-688-1702A431 INTERCHANGEABLE
Cleaning Kit,optical Instrument
Lightforce Usa, Incorporated Div Mil-Gov-Le
Cross-Reference Index
Part NumberManufacturer
451487 Brooks Automation, Inc. Div Cti Cryogenics (USA)
H4171M2B Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (USA)
A431 Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (USA)
H4171M2B/HPS-17 PRIMARY Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (USA)
Related Parts
2825-00-056-2408INTERCHANGEABLE
ROLLER,GOVERNOR WEIGHT,STEAM TUR
4820-00-106-8927INTERCHANGEABLE
VALVE,GLOBE
13623
4820-00-246-3030INTERCHANGEABLE
VALVE,GLOBE
4171M2B
6160-01-615-7681INTERCHANGEABLE
COVER,BATTERY BOX
451487
6650-01-688-1702INTERCHANGEABLE
CLEANING KIT,OPTICAL INSTRUMENT
A431

Frequently Asked Questions

What is NSN 4820-00-220-3968?

NSN 4820-00-220-3968 is a Valve,globe, manufactured by Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-220-3968?

NSN 4820-00-220-3968 has 4 cross-referenced part numbers: 451487 (Brooks Automation, Inc. Div Cti Cryogenics), H4171M2B (Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok), A431 (Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok), H4171M2B/HPS-17 (Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok).

What NSN replaces 4820-00-220-3968?

There are 5 known substitutes for 4820-00-220-3968: 2825-00-056-2408, 4820-00-106-8927, 4820-00-246-3030 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of H4171M2B/HPS-17?

Key specifications for H4171M2B/HPS-17: Material: COPPER ALLOY BODY; Bonnet Type: INSIDE SCREW; Flow Control Device: DISK; Material: COPPER ALLOY SEAT. 19 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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