PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

16440Stem,fluid Valve

Ashcroft Inc Dba Heise · NSN 4820-00-036-1859 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-036-1859 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-036-1859. Primary manufacturer part number: 16440.
Features
  • Stem,fluid Valve — FSC 4820
  • Material: STEEL
  • Largest Outside Diameter: 0.875 INCHES NOMINAL IN
  • 1 verified cross-reference
  • Primary manufacturer: Ashcroft Inc Dba Heise
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel construction
General Description

The Stem,fluid Valve, cataloged under National Stock Number 4820-00-036-1859, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Ashcroft Inc Dba Heise. Government technical data includes 2 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. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-036-1859
Primary Part Number16440
Item NameStem,fluid Valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerAshcroft Inc Dba Heise
StatusACTIVE
MaterialSTEEL
Largest Outside Diameter0.875 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
3820-00-116-326310010 INTERCHANGEABLE
Yoke
Ramsey Winch Co
5310-00-185-6464 INTERCHANGEABLE
Nut,plain,round
4730-00-196-15032567HX INTERCHANGEABLE
Nipple,pipe
Oshkosh Defense Llc
5330-00-291-774016440 INTERCHANGEABLE
Seal,plain Encased
Harbormaster Marine, Inc
5905-00-723-45521816387-2 INTERCHANGEABLE
Resistor,variable,wire Wound,pre
Honeywell Intl Inc Defense Avionics Systems
2910-00-897-246116440 INTERCHANGEABLE
Stop,delivery Valve
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
5305-00-925-4771MS35275-211 INTERCHANGEABLE
Screw,machine
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5330-01-147-407016-440 INTERCHANGEABLE
Gasket
Rix Industries
5305-01-273-831516440 INTERCHANGEABLE
Screw,cap,socket Head
Sps Technologies, Llc Dba PB Fasteners
5905-01-479-4861 INTERCHANGEABLE
Resistor,fixed,composition
Cross-Reference Index
Part NumberManufacturer
16440 PRIMARY Ashcroft Inc Dba Heise (USA)
Related Parts
3820-00-116-3263INTERCHANGEABLE
YOKE
10010
5310-00-185-6464INTERCHANGEABLE
NUT,PLAIN,ROUND
4730-00-196-1503INTERCHANGEABLE
NIPPLE,PIPE
2567HX
5330-00-291-7740INTERCHANGEABLE
SEAL,PLAIN ENCASED
16440
5905-00-723-4552INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,PRE
1816387-2
2910-00-897-2461INTERCHANGEABLE
STOP,DELIVERY VALVE
16440
5305-00-925-4771INTERCHANGEABLE
SCREW,MACHINE
MS35275-211
5330-01-147-4070INTERCHANGEABLE
GASKET
16-440
5305-01-273-8315INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
16440
5905-01-479-4861INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
6515-01-591-4859INTERCHANGEABLE
BLADE,BONE SAW,POWER
05.002.202S

Frequently Asked Questions

What is NSN 4820-00-036-1859?

NSN 4820-00-036-1859 is a Stem,fluid Valve, manufactured by Ashcroft Inc Dba Heise, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-036-1859?

NSN 4820-00-036-1859 has 1 cross-referenced part number: 16440 (Ashcroft Inc Dba Heise).

What NSN replaces 4820-00-036-1859?

There are 11 known substitutes for 4820-00-036-1859: 3820-00-116-3263, 5310-00-185-6464, 4730-00-196-1503 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 16440?

Key specifications for 16440: Material: STEEL; Largest Outside Diameter: 0.875 INCHES NOMINAL IN; Overall Length: 14.750 INCHES NOMINAL IN. 3 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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