PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

43-508Cock,drain

Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division · NSN 4820-00-174-3381 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-174-3381 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-174-3381. Primary manufacturer part number: 43-508.
Features
  • Cock,drain — FSC 4820
  • Flow Control Device: PLUG
  • Material: COPPER ALLOY OVERALL
  • Connection Type: THREADED EXTERNAL PIPE FIRST END
  • Connection Style: PLAIN (PIPE) FIRST END
  • Style Designator: STRAIGHT THRU
  • Thread Series Designator: NPT FIRST END
  • Nominal Thread Size: 0.125 INCHES FIRST END IN
Applications
  • Applications requiring Copper Alloy Overall construction
General Description

The Cock,drain, cataloged under National Stock Number 4820-00-174-3381, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-174-3381
Primary Part Number43-508
Item NameCock,drain
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerParker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division
StatusACTIVE
Flow Control DevicePLUG
MaterialCOPPER ALLOY OVERALL
Connection TypeTHREADED EXTERNAL PIPE FIRST END
Connection StylePLAIN (PIPE) FIRST END
Style DesignatorSTRAIGHT THRU
Thread Series DesignatorNPT FIRST END
Nominal Thread Size0.125 INCHES FIRST END IN
Thread DirectionRIGHT-HAND FIRST END
Valve Operation MethodMANUAL
Nominal Thread Size0.125 INCHES FIRST END IN
MaterialCOPPER ALLOY OVERALL
Thread Series DesignatorNPT FIRST END
Style DesignatorSTRAIGHT THRU
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
3110-00-158-825443508 INTERCHANGEABLE
Bearing,ball,annular
Fag Bearings Corporation
3455-00-228-5217 INTERCHANGEABLE
Cutter,milling,end
6105-00-229-575243508 INTERCHANGEABLE
Motor,universal
Cae Usa Inc.
5905-00-626-624643508 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Ohmite Holding, L.l.c. Dba Ohmite Manufacturing
6680-01-081-778443508 INTERCHANGEABLE
Transmitter,liquid Quantity
Setra Systems, Inc. Dba Gems Sensors
5120-01-398-770500943508000 INTERCHANGEABLE
Socket,socket Wrench
Sears, Roebuck and Co. Dba Sears Div Sears Commercial
3460-01-659-471043508 INTERCHANGEABLE
Arbor,shell End Mill
Morse Cutting Tools
Cross-Reference Index
Part NumberManufacturer
GRP43-508 Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division (USA)
43-508 Parker Hannifin Corporation Dba Wilkerson Div Pneumatic Division North America (USA)
2WX19 Clough Brengle Co the (USA)
43-508 PRIMARY Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division (USA)
GRP43-508 Parker Hannifin Corporation Dba Wilkerson Div Pneumatic Division North America (USA)
Related Parts
3110-00-158-8254INTERCHANGEABLE
BEARING,BALL,ANNULAR
43508
3455-00-228-5217INTERCHANGEABLE
CUTTER,MILLING,END
6105-00-229-5752INTERCHANGEABLE
MOTOR,UNIVERSAL
43508
5905-00-626-6246INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
43508
6680-01-081-7784INTERCHANGEABLE
TRANSMITTER,LIQUID QUANTITY
43508
5120-01-398-7705INTERCHANGEABLE
SOCKET,SOCKET WRENCH
00943508000
3460-01-659-4710INTERCHANGEABLE
ARBOR,SHELL END MILL
43508

Frequently Asked Questions

What is NSN 4820-00-174-3381?

NSN 4820-00-174-3381 is a Cock,drain, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-174-3381?

NSN 4820-00-174-3381 has 5 cross-referenced part numbers: GRP43-508 (Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division), 43-508 (Parker Hannifin Corporation Dba Wilkerson Div Pneumatic Division North America), 2WX19 (Clough Brengle Co the), 43-508 (Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division), GRP43-508 (Parker Hannifin Corporation Dba Wilkerson Div Pneumatic Division North America).

What NSN replaces 4820-00-174-3381?

There are 7 known substitutes for 4820-00-174-3381: 3110-00-158-8254, 3455-00-228-5217, 6105-00-229-5752 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 43-508?

Key specifications for 43-508: Flow Control Device: PLUG; Material: COPPER ALLOY OVERALL; Connection Type: THREADED EXTERNAL PIPE FIRST END; Connection Style: PLAIN (PIPE) FIRST END. 13 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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