PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

D3812F4YValve,globe

Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok · NSN 4820-00-145-6275 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-145-6275 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-145-6275. Primary manufacturer part number: D3812F4Y.
Features
  • Valve,globe — FSC 4820
  • Flow Control Device: NEEDLE
  • Bonnet Type: INSIDE SCREW
  • Connection Style: PLAIN,OPTIONAL END(PIPE) ALL ENDS
  • Media for Which Designed: FUEL/OIL, HYDROCARBON SECOND RESPONSE
  • Style Designator: STRAIGHT THRU
  • Thread Series Designator: NPT ALL ENDS
  • Material Document and Classification: 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Comp 303 Overall construction
General Description

The Valve,globe, cataloged under National Stock Number 4820-00-145-6275, 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 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4820-00-145-6275
Primary Part NumberD3812F4Y
Item NameValve,globe
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerCircor Instrumentation Technologies, Inc. Dba Hoke Gyrolok
StatusCANCELLED
Flow Control DeviceNEEDLE
Bonnet TypeINSIDE SCREW
Connection StylePLAIN,OPTIONAL END(PIPE) ALL ENDS
Media for Which DesignedFUEL/OIL, HYDROCARBON SECOND RESPONSE
Style DesignatorSTRAIGHT THRU
Thread Series DesignatorNPT ALL ENDS
Material Document and Classification66 FED STD SINGLE MATERIAL RESPONSE OVERALL
MaterialSTEEL COMP 303 OVERALL
Media for Which DesignedAIR FIRST RESPONSE
Operating Pressure3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Maximum Operating Temp450.0 FAHRENHEIT SINGLE RESPONSE DEGF
Thread DirectionRIGHT-HAND ALL ENDS
Valve Operation MethodMANUAL
Bonnet Attachment MethodINTEGRAL
Nominal Thread Size0.250 INCHES ALL ENDS IN
Mounting FacilityBULKHEAD
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
4210-00-318-7424S9300-461059PC4 INTERCHANGEABLE
Ball,nozzle
Naval Sea Systems Command
2530-00-532-3095FC3622A INTERCHANGEABLE
Parts Kit,hydraulic Brake Master
Federal Mogul Corp Sub Wagner Brake Moog Automotive Div
5310-00-736-61647366164 INTERCHANGEABLE
Washe
U S Army Tank Automotive Command Amsta-Im-Mm
6520-01-353-2329HS380 INTERCHANGEABLE
Cement Kit,bonding,dental
Parkell, Inc. Dba Parkell Inc
Cross-Reference Index
Part NumberManufacturer
D3812F4Y PRIMARY Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (USA)
S380A Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (USA)
D3312F4S Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (USA)
D3812F4S Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (USA)
3812F4Y Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (USA)
S380 Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (USA)
3312F4S Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (USA)
Related Parts
4210-00-318-7424INTERCHANGEABLE
BALL,NOZZLE
S9300-461059PC4
2530-00-532-3095INTERCHANGEABLE
PARTS KIT,HYDRAULIC BRAKE MASTER
FC3622A
5310-00-736-6164INTERCHANGEABLE
WASHE
7366164
6520-01-353-2329INTERCHANGEABLE
CEMENT KIT,BONDING,DENTAL
HS380

Frequently Asked Questions

What is NSN 4820-00-145-6275?

NSN 4820-00-145-6275 is a Valve,globe, manufactured by Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-00-145-6275?

NSN 4820-00-145-6275 has 7 cross-referenced part numbers: D3812F4Y (Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok), S380A (Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok), D3312F4S (Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok), D3812F4S (Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok), 3812F4Y (Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok) and 2 more.

What NSN replaces 4820-00-145-6275?

There are 4 known substitutes for 4820-00-145-6275: 4210-00-318-7424, 2530-00-532-3095, 5310-00-736-6164 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of D3812F4Y?

Key specifications for D3812F4Y: Flow Control Device: NEEDLE; Bonnet Type: INSIDE SCREW; Connection Style: PLAIN,OPTIONAL END(PIPE) ALL ENDS; Media for Which Designed: FUEL/OIL, HYDROCARBON SECOND RESPONSE. 18 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-00-145-6275 still in active supply?

NSN 4820-00-145-6275 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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