PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

939-1Diaphragm,valve,flat

Anderson, H E Co Inc · NSN 4820-01-414-3706 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-414-3706 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-414-3706. Primary manufacturer part number: 939-1.
Features
  • Diaphragm,valve,flat — FSC 4820
  • Style Designator: FLAT
  • 1 verified cross-reference
  • Primary manufacturer: Anderson, H E Co Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Diaphragm,valve,flat, cataloged under National Stock Number 4820-01-414-3706, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Anderson, H E Co Inc. 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
NSN4820-01-414-3706
Primary Part Number939-1
Item NameDiaphragm,valve,flat
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerAnderson, H E Co Inc
StatusACTIVE
Style DesignatorFLAT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5315-00-010-67490905119-4 INTERCHANGEABLE
Key,woodruff
Agco Corp Parts Opn
5935-00-234-21419391-000 INTERCHANGEABLE
Jack,telephone
Stromberg-Carlson Corp a Plessey Telecommunications Co
4710-00-277-45348432420 INTERCHANGEABLE
Tube,metallic
Fwd Seagrave Holdings Lp
5930-00-832-96509391 INTERCHANGEABLE
Switch,electrical
Doall Baltimore Company
5950-00-914-6793SMC542101 INTERCHANGEABLE
Coil,radio Frequency
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
Cross-Reference Index
Part NumberManufacturer
939-1 Anderson, H E Co Inc (USA)
Related Parts
5315-00-010-6749INTERCHANGEABLE
KEY,WOODRUFF
0905119-4
5935-00-234-2141INTERCHANGEABLE
JACK,TELEPHONE
9391-000
4710-00-277-4534INTERCHANGEABLE
TUBE,METALLIC
8432420
5930-00-832-9650INTERCHANGEABLE
SWITCH,ELECTRICAL
9391
5950-00-914-6793INTERCHANGEABLE
COIL,RADIO FREQUENCY
SMC542101

Frequently Asked Questions

What is NSN 4820-01-414-3706?

NSN 4820-01-414-3706 is a Diaphragm,valve,flat, manufactured by Anderson, H E Co Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-414-3706?

NSN 4820-01-414-3706 has 1 cross-referenced part number: 939-1 (Anderson, H E Co Inc).

What NSN replaces 4820-01-414-3706?

There are 5 known substitutes for 4820-01-414-3706: 5315-00-010-6749, 5935-00-234-2141, 4710-00-277-4534 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 939-1?

Key specifications for 939-1: Style Designator: FLAT; End Item Identification: 4610013644485; Special Features: ROUND W/8 BOLT HOLES,HOLE IN CENTER. 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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