PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8-795Piston,valve

Dresser Industries Inc Leroi Div · NSN 4820-01-304-4537 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-304-4537 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-304-4537. Primary manufacturer part number: 8-795.
Features
  • Piston,valve — FSC 4820
  • Material: ALUMINUM
  • 1 verified cross-reference
  • Primary manufacturer: Dresser Industries Inc Leroi Div
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Aluminum construction
General Description

The Piston,valve, cataloged under National Stock Number 4820-01-304-4537, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Dresser Industries Inc Leroi Div. Government technical data includes 1 verified specification, 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
NSN4820-01-304-4537
Primary Part Number8-795
Item NamePiston,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerDresser Industries Inc Leroi Div
StatusACTIVE
MaterialALUMINUM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5962-00-175-2675113D9954P1 INTERCHANGEABLE
Microcircuit,linear
Bae Systems Controls Inc.
4730-00-274-457301029010 INTERCHANGEABLE
Union,pipe
Nibco Inc Chemtrol Div
5935-01-044-23508795 INTERCHANGEABLE
Connector,receptacle,electrical
Sypris Electronics, Llc
6145-01-110-75808795 INTERCHANGEABLE
Cable,special Purpose,electrical
Belden Wire & Cable Company Llc Dba Belden Cdt Electronics Division
4820-01-349-6978879-5 INTERCHANGEABLE
Valve,gate
Flowserve Corporation Div Flowserve Us Inc
Cross-Reference Index
Part NumberManufacturer
8-795 PRIMARY Dresser Industries Inc Leroi Div (USA)
Related Parts
5962-00-175-2675INTERCHANGEABLE
MICROCIRCUIT,LINEAR
113D9954P1
4730-00-274-4573INTERCHANGEABLE
UNION,PIPE
01029010
5935-01-044-2350INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
8795
6145-01-110-7580INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
8795
4820-01-349-6978INTERCHANGEABLE
VALVE,GATE
879-5

Frequently Asked Questions

What is NSN 4820-01-304-4537?

NSN 4820-01-304-4537 is a Piston,valve, manufactured by Dresser Industries Inc Leroi Div, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-304-4537?

NSN 4820-01-304-4537 has 1 cross-referenced part number: 8-795 (Dresser Industries Inc Leroi Div).

What NSN replaces 4820-01-304-4537?

There are 5 known substitutes for 4820-01-304-4537: 5962-00-175-2675, 4730-00-274-4573, 5935-01-044-2350 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8-795?

Key specifications for 8-795: End Item Identification: LEROI DIVISION COMPRESSOR MODEL NO. 660A A; Material: ALUMINUM. 2 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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