PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A6855Cock,shutoff,screw Stem

Danfoss Power Solutions II, Llc · NSN 4820-00-595-3192 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-595-3192 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-595-3192. Primary manufacturer part number: A6855.
Features
  • Cock,shutoff,screw Stem — FSC 4820
  • Connection Style: COMPRESSION (TUBE) SECOND END
  • Nominal Pipe Size Accommodated: 0.250 INCHES FIRST END IN
  • Thread Class: 2A SECOND END A
  • Thread Direction: RIGHT-HAND SECOND END
  • Connection Style: PLAIN (PIPE) FIRST END
  • Connection Type: THREADED EXTERNAL PIPE FIRST END
  • Material: COPPER ALLOY OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Copper Alloy Overall construction
General Description

The Cock,shutoff,screw Stem, cataloged under National Stock Number 4820-00-595-3192, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Danfoss Power Solutions II, Llc. Government technical data includes 24 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
NSN4820-00-595-3192
Primary Part NumberA6855
Item NameCock,shutoff,screw Stem
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerDanfoss Power Solutions II, Llc
StatusACTIVE
Connection StyleCOMPRESSION (TUBE) SECOND END
Nominal Pipe Size Accommodated0.250 INCHES FIRST END IN
Thread Class2A SECOND END A
Thread DirectionRIGHT-HAND SECOND END
Connection StylePLAIN (PIPE) FIRST END
Connection TypeTHREADED EXTERNAL PIPE FIRST END
MaterialCOPPER ALLOY OVERALL
Seat Nominal Radius0.062 INCHES SECOND END IN
Operating Pressure400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
Furnished Items and Quantity1 FERRULE
Media for Which DesignedAIR FIRST RESPONSE
Nominal Thread Size0.125 INCHES FIRST END IN
Media for Which DesignedNITROGEN, GASEOUS SECOND RESPONSE
Nominal Thread Size0.500 INCHES SECOND END IN
Nominal Outside Diameter Tube Accommodated0.313 INCHES SECOND END IN
Style DesignatorSTRAIGHT THRU
Thread Series DesignatorUNS SECOND END
Operating Pressure4000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
Thread Series DesignatorNPTF FIRST END
Valve Operation MethodMANUAL
Thread Quantity Per Inch24 SECOND END
Thread DirectionRIGHT-HAND FIRST END
Flow Control DeviceDISK
Connection TypeTHREADED EXTERNAL TUBE SECOND END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
6510-00-202-85306855 INTERCHANGEABLE
Sponge,laparotomy
Covidien Sales Llc Dba Covidien Sales
5930-00-258-543454101S58-101ALT5PC711 INTERCHANGEABLE
Switch,foot
Naval Ship Systems Command
3020-00-324-79408-532 INTERCHANGEABLE
Gear,spur
Allard Nazarian Group, Inc. Dba Granite State Manufacturing
5950-01-297-880413100740 INTERCHANGEABLE
Reactor
Us Army Aviation and Missile Command
4820-01-364-98352222 INTERCHANGEABLE
Cap,valve
Zodiac of North America, Inc. Dba Zodiac of North America Inc Div Milpro
Cross-Reference Index
Part NumberManufacturer
A6855 Dana Corp Weatherhead Div (USA)
A6855 PRIMARY Danfoss Power Solutions II, Llc (USA)
6855 Danfoss Power Solutions II, Llc (USA)
6855 Dana Corp Weatherhead Div (USA)
Related Parts
6510-00-202-8530INTERCHANGEABLE
SPONGE,LAPAROTOMY
6855
5930-00-258-5434INTERCHANGEABLE
SWITCH,FOOT
54101S58-101ALT5PC711
3020-00-324-7940INTERCHANGEABLE
GEAR,SPUR
8-532
5950-01-297-8804INTERCHANGEABLE
REACTOR
13100740
4820-01-364-9835INTERCHANGEABLE
CAP,VALVE
2222

Frequently Asked Questions

What is NSN 4820-00-595-3192?

NSN 4820-00-595-3192 is a Cock,shutoff,screw Stem, manufactured by Danfoss Power Solutions II, Llc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-595-3192?

NSN 4820-00-595-3192 has 4 cross-referenced part numbers: A6855 (Dana Corp Weatherhead Div), A6855 (Danfoss Power Solutions II, Llc), 6855 (Danfoss Power Solutions II, Llc), 6855 (Dana Corp Weatherhead Div).

What NSN replaces 4820-00-595-3192?

There are 5 known substitutes for 4820-00-595-3192: 6510-00-202-8530, 5930-00-258-5434, 3020-00-324-7940 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A6855?

Key specifications for A6855: Connection Style: COMPRESSION (TUBE) SECOND END; End Item Identification: GRUMMIN AEROSPACE A10 AIRCRAFT; Nominal Pipe Size Accommodated: 0.250 INCHES FIRST END IN; Thread Class: 2A SECOND END A. 25 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com