PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

306AKValve,globe

Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok · NSN 4820-00-929-5560 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-929-5560 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-929-5560. Primary manufacturer part number: 306AK.
Features
  • Valve,globe — FSC 4820
  • Maximum Operating Temp: 450.0 FAHRENHEIT SINGLE RESPONSE DEGF
  • Valve Operation Method: MANUAL
  • Connection Style: PLAIN (PIPE) ALL ENDS
  • Connection Type: THREADED EXTERNAL PIPE ALL ENDS
  • Material: COPPER ALLOY SEAT
  • Bonnet Type: INSIDE SCREW
  • Features Provided: BONNET PACKING
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy Seat construction
General Description

The Valve,globe, cataloged under National Stock Number 4820-00-929-5560, 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 3 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
NSN4820-00-929-5560
Primary Part Number306AK
Item NameValve,globe
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerCircor Instrumentation Technologies, Inc. Dba Hoke Gyrolok
StatusCANCELLED
Maximum Operating Temp450.0 FAHRENHEIT SINGLE RESPONSE DEGF
Valve Operation MethodMANUAL
Connection StylePLAIN (PIPE) ALL ENDS
Connection TypeTHREADED EXTERNAL PIPE ALL ENDS
MaterialCOPPER ALLOY SEAT
Bonnet TypeINSIDE SCREW
Features ProvidedBONNET PACKING
MaterialCOPPER ALLOY BODY
Flow Control DeviceNEEDLE
Bonnet Attachment MethodINTEGRAL
Thread DirectionRIGHT-HAND ALL ENDS
Thread Series DesignatorNPT ALL ENDS
Operating Pressure3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Nominal Thread Size0.250 INCHES ALL ENDS IN
Media for Which DesignedWATER-OIL-GAS SINGLE RESPONSE
Style DesignatorSTRAIGHT THRU
MaterialSTEEL COMP 303 AND RUBBER SYNTHETIC FLOW CONTROL DEVICE
Material Document and Classification66 FED STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
6210-00-299-7347 INTERCHANGEABLE
Reflector,light
4820-00-343-6043990045AK9 INTERCHANGEABLE
Piston,valve
Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions
3110-00-554-60510901306 INTERCHANGEABLE
Bearing,ball,annular
Agco Corp Parts Opn
4935-00-717-019510519269 INTERCHANGEABLE
Coaxial Tuner
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
Cross-Reference Index
Part NumberManufacturer
306A Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (USA)
306AK PRIMARY Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (USA)
306A30 Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (USA)
Related Parts
6210-00-299-7347INTERCHANGEABLE
REFLECTOR,LIGHT
4820-00-343-6043INTERCHANGEABLE
PISTON,VALVE
990045AK9
3110-00-554-6051INTERCHANGEABLE
BEARING,BALL,ANNULAR
0901306
4935-00-717-0195INTERCHANGEABLE
COAXIAL TUNER
10519269

Frequently Asked Questions

What is NSN 4820-00-929-5560?

NSN 4820-00-929-5560 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 4820-00-929-5560?

NSN 4820-00-929-5560 has 3 cross-referenced part numbers: 306A (Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok), 306AK (Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok), 306A30 (Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok).

What NSN replaces 4820-00-929-5560?

There are 4 known substitutes for 4820-00-929-5560: 6210-00-299-7347, 4820-00-343-6043, 3110-00-554-6051 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 306AK?

Key specifications for 306AK: Maximum Operating Temp: 450.0 FAHRENHEIT SINGLE RESPONSE DEGF; Valve Operation Method: MANUAL; Connection Style: PLAIN (PIPE) ALL ENDS; Connection Type: THREADED EXTERNAL PIPE ALL ENDS. 18 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-00-929-5560 still in active supply?

NSN 4820-00-929-5560 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.
PartsTable Design LLC · partstable.com