PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

R-300Repair Kit,air Valve

Oil Air Hydraulics Inc. · NSN 4820-01-324-0379 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-324-0379 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-324-0379. Primary manufacturer part number: R-300.
Features
  • Repair Kit,air Valve — FSC 4820
  • General Characteristics Item Description: CONSISTS OF VALVE CORE 5;REPAIR TOOL 2
  • 1 verified cross-reference
  • Primary manufacturer: Oil Air Hydraulics Inc.
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Repair Kit,air Valve, cataloged under National Stock Number 4820-01-324-0379, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Oil Air Hydraulics Inc.. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-324-0379
Primary Part NumberR-300
Item NameRepair Kit,air Valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerOil Air Hydraulics Inc.
StatusACTIVE
General Characteristics Item DescriptionCONSISTS OF VALVE CORE 5;REPAIR TOOL 2
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
3431-00-228-6288MODEL R3R STOCK NO K1285-16 INTERCHANGEABLE
Welding Machine,arc
Lincoln Electric Holdings Inc
5945-00-253-4477 INTERCHANGEABLE
Relay,motor Driven
1680-00-340-5363R300 INTERCHANGEABLE
Gear Assembly,bevel
Whippany Actuation Systems, Llc
5130-00-474-8779R300 INTERCHANGEABLE
Stand,portable Drill,horizontal
Milwaukee Electric Tool Corp Dba Milwaukee Electric Tools
5950-00-646-1357R300 INTERCHANGEABLE
Coil,radio Frequency
Viking Technologies, Ltd.
4320-00-938-8059150046000-100-573 INTERCHANGEABLE
Rotor,pump
Euramco Safety Inc
5998-00-949-5733143-1001-53 INTERCHANGEABLE
Circuit Card Assembly
Tabet Manufacturing Company, Inc. Dba Tabet Manufacturing Co Inc
6350-01-243-0588SPIIM INTERCHANGEABLE
Alarm,personal Distress
Grace Industries, Inc.
5960-01-391-8795 INTERCHANGEABLE
Electron Tube
6685-01-666-3532R300 INTERCHANGEABLE
Sensor,ambient Temperature
Honeywell International Inc Dba Honeywell International
Cross-Reference Index
Part NumberManufacturer
R-300 PRIMARY Oil Air Hydraulics Inc. (USA)
Related Parts
3431-00-228-6288INTERCHANGEABLE
WELDING MACHINE,ARC
MODEL R3R STOCK NO K1285-16
5945-00-253-4477INTERCHANGEABLE
RELAY,MOTOR DRIVEN
1680-00-340-5363INTERCHANGEABLE
GEAR ASSEMBLY,BEVEL
R300
5130-00-474-8779INTERCHANGEABLE
STAND,PORTABLE DRILL,HORIZONTAL
R300
5950-00-646-1357INTERCHANGEABLE
COIL,RADIO FREQUENCY
R300
4320-00-938-8059INTERCHANGEABLE
ROTOR,PUMP
150046000-100-573
5998-00-949-5733INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
143-1001-53
6350-01-243-0588INTERCHANGEABLE
ALARM,PERSONAL DISTRESS
SPIIM
5960-01-391-8795INTERCHANGEABLE
ELECTRON TUBE
6685-01-666-3532INTERCHANGEABLE
SENSOR,AMBIENT TEMPERATURE
R300

Frequently Asked Questions

What is NSN 4820-01-324-0379?

NSN 4820-01-324-0379 is a Repair Kit,air Valve, manufactured by Oil Air Hydraulics Inc., classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-324-0379?

NSN 4820-01-324-0379 has 1 cross-referenced part number: R-300 (Oil Air Hydraulics Inc.).

What NSN replaces 4820-01-324-0379?

There are 10 known substitutes for 4820-01-324-0379: 3431-00-228-6288, 5945-00-253-4477, 1680-00-340-5363 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of R-300?

Key specifications for R-300: General Characteristics Item Description: CONSISTS OF VALVE CORE 5;REPAIR TOOL 2. 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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