PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

16370Disk,valve

Aerco International, Inc. Dba Aerco International Inc · NSN 4820-01-124-6172 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-124-6172 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-124-6172. Primary manufacturer part number: 16370.
Features
  • Disk,valve — FSC 4820
  • Style Designator: POPPET
  • Material: STEEL AND STEEL CORROSION RESISTING
  • Flange Diameter: 3.500 INCHES NOMINAL IN
  • Shank Diameter: 0.875 INCHES NOMINAL IN
  • 1 verified cross-reference
  • Primary manufacturer: Aerco International, Inc. Dba Aerco International Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel and Steel Corrosion Resisting construction
General Description

The Disk,valve, cataloged under National Stock Number 4820-01-124-6172, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Aerco International, Inc. Dba Aerco International Inc. Government technical data includes 4 verified specifications, 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-124-6172
Primary Part Number16370
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerAerco International, Inc. Dba Aerco International Inc
StatusACTIVE
Style DesignatorPOPPET
MaterialSTEEL AND STEEL CORROSION RESISTING
Flange Diameter3.500 INCHES NOMINAL IN
Shank Diameter0.875 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5950-00-021-9220810000-200 INTERCHANGEABLE
Transformer,power
Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc
5970-00-324-964616370 INTERCHANGEABLE
Insulation Sleeving,electrical
Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
5940-00-961-0480KVS28 INTERCHANGEABLE
Splice,conductor
Burndy Llc
5330-01-056-219316370 INTERCHANGEABLE
Gasket
Forenta Lp
4820-01-062-1556NW16370 INTERCHANGEABLE
Valve,check
Tld Wollard Llc
Cross-Reference Index
Part NumberManufacturer
16370 PRIMARY Aerco International, Inc. Dba Aerco International Inc (USA)
Related Parts
5950-00-021-9220INTERCHANGEABLE
TRANSFORMER,POWER
810000-200
5970-00-324-9646INTERCHANGEABLE
INSULATION SLEEVING,ELECTRICAL
16370
5940-00-961-0480INTERCHANGEABLE
SPLICE,CONDUCTOR
KVS28
5330-01-056-2193INTERCHANGEABLE
GASKET
16370
4820-01-062-1556INTERCHANGEABLE
VALVE,CHECK
NW16370

Frequently Asked Questions

What is NSN 4820-01-124-6172?

NSN 4820-01-124-6172 is a Disk,valve, manufactured by Aerco International, Inc. Dba Aerco International Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-124-6172?

NSN 4820-01-124-6172 has 1 cross-referenced part number: 16370 (Aerco International, Inc. Dba Aerco International Inc).

What NSN replaces 4820-01-124-6172?

There are 5 known substitutes for 4820-01-124-6172: 5950-00-021-9220, 5970-00-324-9646, 5940-00-961-0480 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 16370?

Key specifications for 16370: Style Designator: POPPET; Material: STEEL AND STEEL CORROSION RESISTING; Flange Diameter: 3.500 INCHES NOMINAL IN; Shank Diameter: 0.875 INCHES NOMINAL IN. 6 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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