PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

507-43Diaphragm,valve,flat

Zurn Industries Inc Wilkins Regulator Co Div · NSN 4820-00-479-8834 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-479-8834 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-479-8834. Primary manufacturer part number: 507-43.
Features
  • Diaphragm,valve,flat — FSC 4820
  • Material: RUBBER SYNTHETIC
  • 3 verified cross-references
  • Primary manufacturer: Zurn Industries Inc Wilkins Regulator Co Div
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Rubber Synthetic construction
General Description

The Diaphragm,valve,flat, cataloged under National Stock Number 4820-00-479-8834, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Zurn Industries Inc Wilkins Regulator Co Div. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-479-8834
Primary Part Number507-43
Item NameDiaphragm,valve,flat
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerZurn Industries Inc Wilkins Regulator Co Div
StatusACTIVE
MaterialRUBBER SYNTHETIC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5840-00-167-744950743 INTERCHANGEABLE
Bar,blocking
Bull SAS
2805-00-362-1260 INTERCHANGEABLE
Cover
4730-01-045-078031468 INTERCHANGEABLE
Coupling,pipe
Gardner Denver Water Jetting Systems, Inc. Div Engineered Package Group
Cross-Reference Index
Part NumberManufacturer
507-43 The Wilkins Co Inc (USA)
507-43 PRIMARY Zurn Industries Inc Wilkins Regulator Co Div (USA)
500 3 507-43 Zurn Industries Inc Wilkins Regulator Co Div (USA)
Related Parts
5840-00-167-7449INTERCHANGEABLE
BAR,BLOCKING
50743
2805-00-362-1260INTERCHANGEABLE
COVER
4730-01-045-0780INTERCHANGEABLE
COUPLING,PIPE
31468

Frequently Asked Questions

What is NSN 4820-00-479-8834?

NSN 4820-00-479-8834 is a Diaphragm,valve,flat, manufactured by Zurn Industries Inc Wilkins Regulator Co Div, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-479-8834?

NSN 4820-00-479-8834 has 3 cross-referenced part numbers: 507-43 (The Wilkins Co Inc), 507-43 (Zurn Industries Inc Wilkins Regulator Co Div), 500 3 507-43 (Zurn Industries Inc Wilkins Regulator Co Div).

What NSN replaces 4820-00-479-8834?

There are 3 known substitutes for 4820-00-479-8834: 5840-00-167-7449, 2805-00-362-1260, 4730-01-045-0780. Verify interchangeability with system specifications before substitution.

What are the specifications of 507-43?

Key specifications for 507-43: Material: RUBBER SYNTHETIC. 1 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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