PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2924Diaphragm,actuator Valve,special

Itt Fluid Technology Corp Itt Engineered Valves Div · NSN 4820-01-180-1020 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-180-1020 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-180-1020. Primary manufacturer part number: 2924.
Features
  • Diaphragm,actuator Valve,special — FSC 4820
  • Material Thickness: 0.312 INCHES NOMINAL IN
  • Bolt Hole Quantity: 4
  • Center Hole Diameter: 0.312 INCHES NOMINAL IN
  • Radius: 0.750 INCHES NOMINAL IN
  • Center to Center Distance Between Bolt Holes Along Width: 2.562 INCHES NOMINAL IN
  • Style Designator: SPECIAL SHAPED
  • Hole Diameter: 0.438 INCHES NOMINAL IN
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Plastic Polytetrafluoroethylene and Rubber construction
General Description

The Diaphragm,actuator Valve,special, cataloged under National Stock Number 4820-01-180-1020, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Itt Fluid Technology Corp Itt Engineered Valves Div. Government technical data includes 9 verified specifications, 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-180-1020
Primary Part Number2924
Item NameDiaphragm,actuator Valve,special
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerItt Fluid Technology Corp Itt Engineered Valves Div
StatusACTIVE
Material Thickness0.312 INCHES NOMINAL IN
Bolt Hole Quantity4
Center Hole Diameter0.312 INCHES NOMINAL IN
Radius0.750 INCHES NOMINAL IN
Center to Center Distance Between Bolt Holes Along Width2.562 INCHES NOMINAL IN
Style DesignatorSPECIAL SHAPED
Hole Diameter0.438 INCHES NOMINAL IN
Center to Center Distance Between Bolt Holes Along Length2.750 INCHES NOMINAL IN
MaterialPLASTIC POLYTETRAFLUOROETHYLENE AND RUBBER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5950-00-009-55273024399 INTERCHANGEABLE
Transformer,power
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
3110-00-100-03652924 INTERCHANGEABLE
Cup,tapered Roller Bearing
The Timken Corporation
3110-00-156-19192924 INTERCHANGEABLE
Bearing,ball,thrust
Skf Usa Inc.
5999-00-224-58652924 INTERCHANGEABLE
Contact,electrical
Telemechanics Inc
5930-00-275-31102924 INTERCHANGEABLE
Switch,toggle
Hubbell Incorporated (delaware) Dba Wiring Device-Kellems Division
2530-00-679-6067 INTERCHANGEABLE
Parts Kit,hydraulic Brake Master
5950-00-938-5286 INTERCHANGEABLE
Transformer,power
2990-01-003-751021894 INTERCHANGEABLE
Muffler,exhaust
Walker Mfg Co
5365-01-088-8049 INTERCHANGEABLE
Shim
5985-01-132-8749292-4 INTERCHANGEABLE
Attenuator,fixed
Cinch Connectivity Solutions Inc
Cross-Reference Index
Part NumberManufacturer
2924 Itt Fluid Technology Corp Itt Engineered Valves Div (USA)
Related Parts
5950-00-009-5527INTERCHANGEABLE
TRANSFORMER,POWER
3024399
3110-00-100-0365INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
2924
3110-00-156-1919INTERCHANGEABLE
BEARING,BALL,THRUST
2924
5999-00-224-5865INTERCHANGEABLE
CONTACT,ELECTRICAL
2924
5930-00-275-3110INTERCHANGEABLE
SWITCH,TOGGLE
2924
2530-00-679-6067INTERCHANGEABLE
PARTS KIT,HYDRAULIC BRAKE MASTER
5950-00-938-5286INTERCHANGEABLE
TRANSFORMER,POWER
2990-01-003-7510INTERCHANGEABLE
MUFFLER,EXHAUST
21894
5365-01-088-8049INTERCHANGEABLE
SHIM
5985-01-132-8749INTERCHANGEABLE
ATTENUATOR,FIXED
292-4
5950-01-190-5165INTERCHANGEABLE
TRANSFORMER,PULSE
PICO-2924
5910-01-254-8941INTERCHANGEABLE
CAPACITOR,FIXED,MICA DIELECTRIC

Frequently Asked Questions

What is NSN 4820-01-180-1020?

NSN 4820-01-180-1020 is a Diaphragm,actuator Valve,special, manufactured by Itt Fluid Technology Corp Itt Engineered Valves Div, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-180-1020?

NSN 4820-01-180-1020 has 1 cross-referenced part number: 2924 (Itt Fluid Technology Corp Itt Engineered Valves Div).

What NSN replaces 4820-01-180-1020?

There are 12 known substitutes for 4820-01-180-1020: 5950-00-009-5527, 3110-00-100-0365, 3110-00-156-1919 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2924?

Key specifications for 2924: Material Thickness: 0.312 INCHES NOMINAL IN; Special Features: TWO PIECE CONSTRUCTION W/INTEGRAL STUD; Overall Width: 3.625 INCHES NOMINAL IN; Bolt Hole Quantity: 4. 13 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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