PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

D1-17-2Diaphragm,actuator Valve,special

Tcm America, Inc Sc · NSN 4820-01-208-7214 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-208-7214 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-208-7214. Primary manufacturer part number: D1-17-2.
Features
  • Diaphragm,actuator Valve,special — FSC 4820
  • Bolt Hole Quantity: 12
  • Outside Diameter: 5.000 INCHES NOMINAL IN
  • Material: RUBBER SILICONE
  • 1 verified cross-reference
  • Primary manufacturer: Tcm America, Inc Sc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Rubber Silicone construction
General Description

The Diaphragm,actuator Valve,special, cataloged under National Stock Number 4820-01-208-7214, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Tcm America, Inc Sc. Government technical data includes 3 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-208-7214
Primary Part NumberD1-17-2
Item NameDiaphragm,actuator Valve,special
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerTcm America, Inc Sc
StatusACTIVE
Bolt Hole Quantity12
Outside Diameter5.000 INCHES NOMINAL IN
MaterialRUBBER SILICONE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
2815-00-386-3643 INTERCHANGEABLE
Valve,poppet,engine
Cross-Reference Index
Part NumberManufacturer
D1-17-2 PRIMARY Tcm America, Inc Sc (USA)
Related Parts
2815-00-386-3643INTERCHANGEABLE
VALVE,POPPET,ENGINE

Frequently Asked Questions

What is NSN 4820-01-208-7214?

NSN 4820-01-208-7214 is a Diaphragm,actuator Valve,special, manufactured by Tcm America, Inc Sc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-208-7214?

NSN 4820-01-208-7214 has 1 cross-referenced part number: D1-17-2 (Tcm America, Inc Sc).

What NSN replaces 4820-01-208-7214?

There is 1 known substitute for 4820-01-208-7214: 2815-00-386-3643. Verify interchangeability with system specifications before substitution.

What are the specifications of D1-17-2?

Key specifications for D1-17-2: Bolt Hole Quantity: 12; Outside Diameter: 5.000 INCHES NOMINAL IN; Material: RUBBER SILICONE; End Item Identification: TCM AMERICA MBK INC FORKLIFT TRUCK MODEL NO. FCG20N6. 4 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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