PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FQP2Valve,flow Control

Oyl-Air Specialty Company · NSN 4820-01-418-4239 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-418-4239 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-418-4239. Primary manufacturer part number: FQP2.
Features
  • Valve,flow Control — FSC 4820
  • Flow Control Device: STEM
  • Operating Pressure and Type: 60.0 POUNDS PER SQUARE INCH (PSI) AIR MAXIMUM REQUIRED LBS
  • Thread Series Designator: NPT
  • Nominal Thread Size: 0.125 INCHES IN
  • Nominal Outside Diameter Tube Accommodated: 0.250 INCHES IN
  • Stem Material: ALUMINUM
  • Body Material: STEEL
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,flow Control, cataloged under National Stock Number 4820-01-418-4239, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Oyl-Air Specialty Company. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-418-4239
Primary Part NumberFQP2
Item NameValve,flow Control
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerOyl-Air Specialty Company
StatusACTIVE
Flow Control DeviceSTEM
Operating Pressure and Type60.0 POUNDS PER SQUARE INCH (PSI) AIR MAXIMUM REQUIRED LBS
Thread Series DesignatorNPT
Nominal Thread Size0.125 INCHES IN
Nominal Outside Diameter Tube Accommodated0.250 INCHES IN
Stem MaterialALUMINUM
Body MaterialSTEEL
Pressure ClassERR-060
End Connection Quantity2
Valve Size0.125 INCHES IN
Connection TypeSOLDER, TUBE AND THREADED EXTERNAL PIPE
Valve Operation MethodMANUAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5950-00-452-12569100-2474 INTERCHANGEABLE
Coil,radio Frequency
Keysight Technologies Inc
5330-01-035-2268602810 INTERCHANGEABLE
Gasket
Facet (oklahoma) Llc
Cross-Reference Index
Part NumberManufacturer
FQP2 Oyl-Air Specialty Company (USA)
602810 Renk America Llc Div Renk America (USA)
FQP2 Bimba Llc (USA)
Related Parts
5950-00-452-1256INTERCHANGEABLE
COIL,RADIO FREQUENCY
9100-2474
5330-01-035-2268INTERCHANGEABLE
GASKET
602810

Frequently Asked Questions

What is NSN 4820-01-418-4239?

NSN 4820-01-418-4239 is a Valve,flow Control, manufactured by Oyl-Air Specialty Company, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-418-4239?

NSN 4820-01-418-4239 has 3 cross-referenced part numbers: FQP2 (Oyl-Air Specialty Company), 602810 (Renk America Llc Div Renk America), FQP2 (Bimba Llc).

What NSN replaces 4820-01-418-4239?

There are 2 known substitutes for 4820-01-418-4239: 5950-00-452-1256, 5330-01-035-2268. Verify interchangeability with system specifications before substitution.

What are the specifications of FQP2?

Key specifications for FQP2: End Item Identification: WEAPONS SYSTEM CODE, EV TRUCK, FIRE/CRASH P23; Flow Control Device: STEM; Operating Pressure and Type: 60.0 POUNDS PER SQUARE INCH (PSI) AIR MAXIMUM REQUIRED LBS; Thread Series Designator: NPT. 14 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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