PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

HP570100-4Valve,shuttle

Tactair Fluid Controls Inc · NSN 4820-00-600-1921 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-600-1921 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-600-1921. Primary manufacturer part number: HP570100-4.
Features
  • Valve,shuttle — FSC 4820
  • Connection Type: THREADED EXTERNAL TUBE FIRST END
  • Thread Quantity Per Inch: 20 FIRST END
  • Connection Style: FLARED (TUBE) FIRST END
  • Valve Discharge Flow Rate: 1.2 GALLONS PER MINUTE
  • Media for Which Designed: HYDRAULIC FLUID, PHOSPHATE-ESTER BASE SINGLE RESPONSE
  • Thread Series Designator: UNF FIRST END
  • Style Designator: CAPS W/OFFSET
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Aluminum Alloy Body construction
General Description

The Valve,shuttle, cataloged under National Stock Number 4820-00-600-1921, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Tactair Fluid Controls Inc. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4820-00-600-1921
Primary Part NumberHP570100-4
Item NameValve,shuttle
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerTactair Fluid Controls Inc
StatusCANCELLED
Connection TypeTHREADED EXTERNAL TUBE FIRST END
Thread Quantity Per Inch20 FIRST END
Connection StyleFLARED (TUBE) FIRST END
Valve Discharge Flow Rate1.2 GALLONS PER MINUTE
Media for Which DesignedHYDRAULIC FLUID, PHOSPHATE-ESTER BASE SINGLE RESPONSE
Thread Series DesignatorUNF FIRST END
Style DesignatorCAPS W/OFFSET
Seat Angle37.0 DEGREES FIRST END
Nominal Thread Size0.437 INCHES FIRST END IN
Operating Pressure1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
MaterialALUMINUM ALLOY BODY
Surface TreatmentANODIZE
Nominal Outside Diameter Tube Accommodated0.250 INCHES FIRST END IN
Thread DirectionRIGHT-HAND FIRST END
MaterialRUBBER SYNTHETIC PACKING
Thread Class3A FIRST END A
Mounting FacilityTHREADED FASTENER
Flow Control DevicePISTON
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
5998-00-083-893530500225-1 INTERCHANGEABLE
Extender Card,electronic Test
Ward Leonard Ct Llc
5133-00-232-2911 INTERCHANGEABLE
Drill,twist
5315-00-263-51977064 INTERCHANGEABLE
Key,machine
Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
6150-00-610-2049225-50 INTERCHANGEABLE
Cable Assembly,power,electrical
Cooper Wiring Devices Inc.
5950-00-646-3077 INTERCHANGEABLE
Transformer,audio Frequency
4820-01-272-7526 INTERCHANGEABLE
Valve,safety Relief
5998-01-327-386622550-101 INTERCHANGEABLE
Circuit Card Assembly
Fisica Applied Technologies, Inc. Div Datron Advanced Technologies
3030-01-361-3001R87153 INTERCHANGEABLE
Belt,v
Deere & Company Dba Deere John Co
5330-01-448-334612448074 INTERCHANGEABLE
Seal,plain Encased
U S Army Tank Automotive Command Amsta-Im-Mm
5930-01-549-784222550SRV INTERCHANGEABLE
Switch,push
Generac Mobile Products, Llc
Cross-Reference Index
Part NumberManufacturer
HPC115100-4 Teledyne Hydra-Power Div of Teledyne Inc (USA)
HP570100-4 PRIMARY Tactair Fluid Controls Inc (USA)
8-2944-1 Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters (USA)
10-449-75 Parker Hannifin Corporation Div Aerospace Group Headquarters (USA)
HP570100-4 Teledyne Hydra-Power Div of Teledyne Inc (USA)
8-2944-1 PRIMARY Parker Hannifin Corporation Div Aerospace Group Headquarters (USA)
22550 Hydro-Aire Aerospace Corp (USA)
HPC115100-4 Tactair Fluid Controls Inc (USA)
1315 Hydro-Aire Aerospace Corp (USA)
Related Parts
5998-00-083-8935INTERCHANGEABLE
EXTENDER CARD,ELECTRONIC TEST
30500225-1
5133-00-232-2911INTERCHANGEABLE
DRILL,TWIST
5315-00-263-5197INTERCHANGEABLE
KEY,MACHINE
7064
6150-00-610-2049INTERCHANGEABLE
CABLE ASSEMBLY,POWER,ELECTRICAL
225-50
5950-00-646-3077INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
4820-01-272-7526INTERCHANGEABLE
VALVE,SAFETY RELIEF
5998-01-327-3866INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
22550-101
3030-01-361-3001INTERCHANGEABLE
BELT,V
R87153
5330-01-448-3346INTERCHANGEABLE
SEAL,PLAIN ENCASED
12448074
5930-01-549-7842INTERCHANGEABLE
SWITCH,PUSH
22550SRV

Frequently Asked Questions

What is NSN 4820-00-600-1921?

NSN 4820-00-600-1921 is a Valve,shuttle, manufactured by Tactair Fluid Controls Inc, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-00-600-1921?

NSN 4820-00-600-1921 has 9 cross-referenced part numbers: HPC115100-4 (Teledyne Hydra-Power Div of Teledyne Inc), HP570100-4 (Tactair Fluid Controls Inc), 8-2944-1 (Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters), 10-449-75 (Parker Hannifin Corporation Div Aerospace Group Headquarters), HP570100-4 (Teledyne Hydra-Power Div of Teledyne Inc) and 4 more.

What NSN replaces 4820-00-600-1921?

There are 10 known substitutes for 4820-00-600-1921: 5998-00-083-8935, 5133-00-232-2911, 5315-00-263-5197 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of HP570100-4?

Key specifications for HP570100-4: Connection Type: THREADED EXTERNAL TUBE FIRST END; Thread Quantity Per Inch: 20 FIRST END; Connection Style: FLARED (TUBE) FIRST END; Valve Discharge Flow Rate: 1.2 GALLONS PER MINUTE. 18 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-00-600-1921 still in active supply?

NSN 4820-00-600-1921 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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