PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

N21870Piston,valve

Leslie Controls, Inc. Dba Leslie Controls Inc · NSN 4820-01-094-1687 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-094-1687 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-094-1687. Primary manufacturer part number: N21870.
Features
  • Piston,valve — FSC 4820
  • 3 verified cross-references
  • Primary manufacturer: Leslie Controls, Inc. Dba Leslie Controls Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Piston,valve, cataloged under National Stock Number 4820-01-094-1687, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Leslie Controls, Inc. Dba Leslie Controls Inc. This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NamePiston,valve
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersLineta Engineering Und Handelsgesell-Schaft Mbh (CAGE C7220); Leslie Controls, Inc. Dba Leslie Controls Inc (CAGE 35795)
Technical Specifications
ParameterValue
NSN4820-01-094-1687
Primary Part NumberN21870
Item NamePiston,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerLeslie Controls, Inc. Dba Leslie Controls Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
3455-00-232-4106 INTERCHANGEABLE
Reamer,machine
5975-00-869-553721935 INTERCHANGEABLE
Conduit Assembly,metal,rigid
Triumph Controls, Llc Dba Triumph Controls, Llc
5950-00-884-0153 INTERCHANGEABLE
Transformer,power
5930-01-035-567121870 INTERCHANGEABLE
Switch,toggle
Imi Cornelius Inc
6110-01-391-938921870 INTERCHANGEABLE
Contactor,magnetic
Electro Impulse Laboratory Inc Dba Electro Impulse Inc
Cross-Reference Index
Part NumberManufacturer
21870 Lineta Engineering Und Handelsgesell-Schaft Mbh (DEU)
N21870 PRIMARY Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
21870 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
Related Parts
3455-00-232-4106INTERCHANGEABLE
REAMER,MACHINE
5975-00-869-5537INTERCHANGEABLE
CONDUIT ASSEMBLY,METAL,RIGID
21935
5950-00-884-0153INTERCHANGEABLE
TRANSFORMER,POWER
5930-01-035-5671INTERCHANGEABLE
SWITCH,TOGGLE
21870
6110-01-391-9389INTERCHANGEABLE
CONTACTOR,MAGNETIC
21870

Frequently Asked Questions

What is NSN 4820-01-094-1687?

NSN 4820-01-094-1687 is a Piston,valve, manufactured by Leslie Controls, Inc. Dba Leslie Controls Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-094-1687?

NSN 4820-01-094-1687 has 3 cross-referenced part numbers: 21870 (Lineta Engineering Und Handelsgesell-Schaft Mbh), N21870 (Leslie Controls, Inc. Dba Leslie Controls Inc), 21870 (Leslie Controls, Inc. Dba Leslie Controls Inc).

What NSN replaces 4820-01-094-1687?

There are 5 known substitutes for 4820-01-094-1687: 3455-00-232-4106, 5975-00-869-5537, 5950-00-884-0153 and 2 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com