PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

310673Diaphragm,actuator Valve,special

Honeywell Inc Process Controls Div · NSN 4820-00-450-6611 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-450-6611 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-450-6611. Primary manufacturer part number: 310673.
Features
  • Diaphragm,actuator Valve,special — FSC 4820
  • Material: RUBBER CHLOROPRENE CLASS CR
  • 2 verified cross-references
  • Primary manufacturer: Honeywell Inc Process Controls Div
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Rubber Chloroprene Class Cr construction
General Description

The Diaphragm,actuator Valve,special, cataloged under National Stock Number 4820-00-450-6611, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Honeywell Inc Process Controls Div. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 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
NSN4820-00-450-6611
Primary Part Number310673
Item NameDiaphragm,actuator Valve,special
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerHoneywell Inc Process Controls Div
StatusCANCELLED
MaterialRUBBER CHLOROPRENE CLASS CR
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
3110-00-728-4032310673 INTERCHANGEABLE
Bearing,ball,airframe
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Cross-Reference Index
Part NumberManufacturer
310673 PRIMARY Honeywell Inc Process Controls Div (USA)
310673 Honeywell Inc Commercial Div (USA)
Related Parts
3110-00-728-4032INTERCHANGEABLE
BEARING,BALL,AIRFRAME
310673

Frequently Asked Questions

What is NSN 4820-00-450-6611?

NSN 4820-00-450-6611 is a Diaphragm,actuator Valve,special, manufactured by Honeywell Inc Process Controls Div, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-00-450-6611?

NSN 4820-00-450-6611 has 2 cross-referenced part numbers: 310673 (Honeywell Inc Process Controls Div), 310673 (Honeywell Inc Commercial Div).

What NSN replaces 4820-00-450-6611?

There is 1 known substitute for 4820-00-450-6611: 3110-00-728-4032. Verify interchangeability with system specifications before substitution.

What are the specifications of 310673?

Key specifications for 310673: Material: RUBBER CHLOROPRENE CLASS CR. 1 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-00-450-6611 still in active supply?

NSN 4820-00-450-6611 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.
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