PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

V11STValve,vertical,rotalock

Standard Refrigeration Co · NSN 4820-01-055-4141 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-055-4141 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-055-4141. Primary manufacturer part number: V11ST.
Features
  • Valve,vertical,rotalock — FSC 4820
  • FSC Application Data: AIR CONDITIONER
  • 3 verified cross-references
  • Primary manufacturer: Standard Refrigeration Co
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,vertical,rotalock, cataloged under National Stock Number 4820-01-055-4141, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Standard Refrigeration Co. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-055-4141
Primary Part NumberV11ST
Item NameValve,vertical,rotalock
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerStandard Refrigeration Co
StatusACTIVE
FSC Application DataAIR CONDITIONER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
1650-00-132-126055576 INTERCHANGEABLE
Hanger and Piston a
Parker Hannifin Corporation Div Hydraulic Systems Division
5310-00-274-8214117804H INTERCHANGEABLE
Nut,plain,slotted,hexagon
Navistar Intl Corp Truck Br Ohio Plant
5310-00-330-7855 INTERCHANGEABLE
Nut,sleeve
4130-00-409-831024495 INTERCHANGEABLE
Valve,receiver,outlet
Triumph Thermal Systems, Llc
1660-00-485-330155576 INTERCHANGEABLE
Turbine Wheel,aircraft Cooling T
Honeywell International Inc. Div Aerospace - Torrance
5970-00-566-1551 INTERCHANGEABLE
Insulator
4820-00-689-32075801X3-4IN INTERCHANGEABLE
Valve,globe
Ohio Brass Co
3120-00-722-328824495 INTERCHANGEABLE
Bushing,sleeve
Drs Sustainment Systems Inc
5905-01-041-6285 INTERCHANGEABLE
Resistor,variable,wire Wound,non
5950-01-278-489224495 INTERCHANGEABLE
Transformer,power
Power Paragon, Inc. Dba Power Magnetics Div Power Magnetics
Cross-Reference Index
Part NumberManufacturer
V11ST PRIMARY Standard Refrigeration Co (USA)
55576 Keco Industries, Inc. (USA)
24495 PRIMARY Standard Refrigeration Co (USA)
Related Parts
1650-00-132-1260INTERCHANGEABLE
HANGER AND PISTON A
55576
5310-00-274-8214INTERCHANGEABLE
NUT,PLAIN,SLOTTED,HEXAGON
117804H
5310-00-330-7855INTERCHANGEABLE
NUT,SLEEVE
4130-00-409-8310INTERCHANGEABLE
VALVE,RECEIVER,OUTLET
24495
1660-00-485-3301INTERCHANGEABLE
TURBINE WHEEL,AIRCRAFT COOLING T
55576
5970-00-566-1551INTERCHANGEABLE
INSULATOR
4820-00-689-3207INTERCHANGEABLE
VALVE,GLOBE
5801X3-4IN
3120-00-722-3288INTERCHANGEABLE
BUSHING,SLEEVE
24495
5905-01-041-6285INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
5950-01-278-4892INTERCHANGEABLE
TRANSFORMER,POWER
24495
5998-01-503-7273INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
55576
2610-01-514-3999INTERCHANGEABLE
TIRE,PNEUMATIC,VEHICULAR
55576

Frequently Asked Questions

What is NSN 4820-01-055-4141?

NSN 4820-01-055-4141 is a Valve,vertical,rotalock, manufactured by Standard Refrigeration Co, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-055-4141?

NSN 4820-01-055-4141 has 3 cross-referenced part numbers: V11ST (Standard Refrigeration Co), 55576 (Keco Industries, Inc.), 24495 (Standard Refrigeration Co).

What NSN replaces 4820-01-055-4141?

There are 12 known substitutes for 4820-01-055-4141: 1650-00-132-1260, 5310-00-274-8214, 5310-00-330-7855 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of V11ST?

Key specifications for V11ST: FSC Application Data: AIR CONDITIONER. 1 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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