PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

HR/840-AMLSValve,pneumatic Inflator

Halkey-Roberts Corp Dba Halkey-Roberts Corp · NSN 4220-01-218-6737 · FSC 4220 · No Item Name Available
Verified by PartsTable
NSN 4220-01-218-6737 — this item is cataloged by the U.S. Government under National Stock Number 4220-01-218-6737. Primary manufacturer part number: HR/840-AMLS.
Features
  • Valve,pneumatic Inflator — FSC 4220
  • 4 verified cross-references
  • Primary manufacturer: Halkey-Roberts Corp Dba Halkey-Roberts Corp
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,pneumatic Inflator, cataloged under National Stock Number 4220-01-218-6737, is classified within Federal Supply Class 4220 (No Item Name Available) of the Fire Fighting, Rescue, and Safety Equipment group. The primary manufacturer of record is Halkey-Roberts Corp Dba Halkey-Roberts Corp. This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameValve,pneumatic Inflator
FSC / FSG4220 — No Item Name Available (FSG 42)
ManufacturersSoniform Inc (CAGE 58293); Sos Marine Case Investments Pty Ltd (CAGE Z5389); Halkey-Roberts Corp Dba Halkey-Roberts Corp (CAGE 98021)
Technical Specifications
ParameterValue
NSN4220-01-218-6737
Primary Part NumberHR/840-AMLS
Item NameValve,pneumatic Inflator
FSC / FSG4220 / 42 — No Item Name Available
ManufacturerHalkey-Roberts Corp Dba Halkey-Roberts Corp
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5950-00-064-3124 INTERCHANGEABLE
Transformer,audio Frequency
4510-00-086-88618560 INTERCHANGEABLE
Faucet,single
Elkay Mfg Co Water Cooler Div
5340-00-182-55533063 INTERCHANGEABLE
Standoff,threaded,spacing
Marvel Manufacturing Co Div the Marvel Manufacturing Company
4720-00-277-8982 INTERCHANGEABLE
Hose,nonmetallic
5905-00-535-93638524695-501 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Us Army Aviation and Missile Command
5325-00-799-4004 INTERCHANGEABLE
Grommet,nonmetallic
5961-00-814-0768 INTERCHANGEABLE
Semiconductor Device,diode
4130-01-211-62323063 INTERCHANGEABLE
Filter Element,air Conditioning
Supreme Supply Co Inc Dba Supreme Supply Co Inc
2940-01-218-51892501048 INTERCHANGEABLE
Filter Element,fluid
General Motors Llc Dba General Motors Llc
5315-01-263-41733063 INTERCHANGEABLE
Pin
Koehring Cranes, Inc Dba Terex Cranes Div Waverly Operations
Cross-Reference Index
Part NumberManufacturer
3063 Soniform Inc (USA)
SOS-5100-15 Sos Marine Case Investments Pty Ltd (AUS)
840-AMLS Halkey-Roberts Corp Dba Halkey-Roberts Corp (USA)
HR/840-AMLS PRIMARY Halkey-Roberts Corp Dba Halkey-Roberts Corp (USA)
Related Parts
5950-00-064-3124INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
4510-00-086-8861INTERCHANGEABLE
FAUCET,SINGLE
8560
5340-00-182-5553INTERCHANGEABLE
STANDOFF,THREADED,SPACING
3063
4720-00-277-8982INTERCHANGEABLE
HOSE,NONMETALLIC
5905-00-535-9363INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
8524695-501
5325-00-799-4004INTERCHANGEABLE
GROMMET,NONMETALLIC
5961-00-814-0768INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
4130-01-211-6232INTERCHANGEABLE
FILTER ELEMENT,AIR CONDITIONING
3063
2940-01-218-5189INTERCHANGEABLE
FILTER ELEMENT,FLUID
2501048
5315-01-263-4173INTERCHANGEABLE
PIN
3063
6515-01-390-9636INTERCHANGEABLE
CATHETER AND NEEDLE UNIT,INTRAVE
306301
5998-01-395-4913INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
3063

Frequently Asked Questions

What is NSN 4220-01-218-6737?

NSN 4220-01-218-6737 is a Valve,pneumatic Inflator, manufactured by Halkey-Roberts Corp Dba Halkey-Roberts Corp, classified under FSC 4220 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4220-01-218-6737?

NSN 4220-01-218-6737 has 4 cross-referenced part numbers: 3063 (Soniform Inc), SOS-5100-15 (Sos Marine Case Investments Pty Ltd), 840-AMLS (Halkey-Roberts Corp Dba Halkey-Roberts Corp), HR/840-AMLS (Halkey-Roberts Corp Dba Halkey-Roberts Corp).

What NSN replaces 4220-01-218-6737?

There are 12 known substitutes for 4220-01-218-6737: 5950-00-064-3124, 4510-00-086-8861, 5340-00-182-5553 and 9 more. Verify interchangeability with system specifications before substitution.

Is NSN 4220-01-218-6737 still in active supply?

NSN 4220-01-218-6737 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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