PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

119-75054-2Diaphragm,valve,flat

Newport Scientific Inc Hygrodynamic Products Div · NSN 4820-00-140-3704 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-140-3704 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-140-3704. Primary manufacturer part number: 119-75054-2.
Features
  • Diaphragm,valve,flat — FSC 4820
  • Material: ALUMINUM ALLOY
  • 3 verified cross-references
  • Primary manufacturer: Newport Scientific Inc Hygrodynamic Products Div
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Aluminum Alloy construction
General Description

The Diaphragm,valve,flat, cataloged under National Stock Number 4820-00-140-3704, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Newport Scientific Inc Hygrodynamic Products Div. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4820-00-140-3704
Primary Part Number119-75054-2
Item NameDiaphragm,valve,flat
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerNewport Scientific Inc Hygrodynamic Products Div
StatusCANCELLED
MaterialALUMINUM ALLOY
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
5970-00-568-0543 INTERCHANGEABLE
Tape,insulation,electrical
Cross-Reference Index
Part NumberManufacturer
119-75054-2 Baxter Healthcare Corp Instrument Div (USA)
119-75054-2 PRIMARY Newport Scientific Inc Hygrodynamic Products Div (USA)
G5-51 Newport Scientific, Inc. (USA)
Related Parts
5970-00-568-0543INTERCHANGEABLE
TAPE,INSULATION,ELECTRICAL

Frequently Asked Questions

What is NSN 4820-00-140-3704?

NSN 4820-00-140-3704 is a Diaphragm,valve,flat, manufactured by Newport Scientific Inc Hygrodynamic Products Div, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-00-140-3704?

NSN 4820-00-140-3704 has 3 cross-referenced part numbers: 119-75054-2 (Baxter Healthcare Corp Instrument Div), 119-75054-2 (Newport Scientific Inc Hygrodynamic Products Div), G5-51 (Newport Scientific, Inc.).

What NSN replaces 4820-00-140-3704?

There is 1 known substitute for 4820-00-140-3704: 5970-00-568-0543. Verify interchangeability with system specifications before substitution.

What are the specifications of 119-75054-2?

Key specifications for 119-75054-2: Material: ALUMINUM ALLOY. 1 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-00-140-3704 still in active supply?

NSN 4820-00-140-3704 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.
PartsTable Design LLC · partstable.com