PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

503-000-D4-30Capacitor,variable,ceramic Diele

Tusonix, Llc · NSN 5910-00-666-6806 · FSC 5910 · No Item Name Available
Verified by PartsTable
NSN 5910-00-666-6806 — this item is cataloged by the U.S. Government under National Stock Number 5910-00-666-6806. Primary manufacturer part number: 503-000-D4-30.
Features
  • Capacitor,variable,ceramic Diele — FSC 5910
  • Distance Between Centerlines of Mounting Facilities Parallel to Body Width: 0.438 INCHES NOMINAL IN
  • Adjustment Device Drive Type and Quantity: 1 SLOTTED SCREW
  • Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S)
  • Body Style: ROTARY
  • Capacitance Range in Picofarads: -4.0 TO 30.0 SINGLE SECTION
  • Nonderated Voltage Rating and Type: 500.0 DC CONTINUOUS SINGLE SECTION
  • Terminal Type and Quantity: 2 TAB, SOLDER LUG
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
General Description

The Capacitor,variable,ceramic Diele, cataloged under National Stock Number 5910-00-666-6806, is classified within Federal Supply Class 5910 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Tusonix, Llc. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 17 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5910-00-666-6806
Primary Part Number503-000-D4-30
Item NameCapacitor,variable,ceramic Diele
FSC / FSG5910 / 59 — No Item Name Available
ManufacturerTusonix, Llc
StatusCANCELLED
Distance Between Centerlines of Mounting Facilities Parallel to Body Width0.438 INCHES NOMINAL IN
Adjustment Device Drive Type and Quantity1 SLOTTED SCREW
Mounting Facility Type and Quantity2 UNTHREADED HOLE(S)
Body StyleROTARY
Capacitance Range in Picofarads-4.0 TO 30.0 SINGLE SECTION
Nonderated Voltage Rating and Type500.0 DC CONTINUOUS SINGLE SECTION
Terminal Type and Quantity2 TAB, SOLDER LUG
Body Length0.859 INCHES NOMINAL IN
Unthreaded Mounting Hole Diameter0.120 INCHES NOMINAL IN
Body Height0.375 INCHES NOMINAL IN
Body Width0.641 INCHES NOMINAL IN
Inclosure TypeENCAPSULATED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
1740-00-219-6015207781 INTERCHANGEABLE
Bar Assembly,tow
Lockheed Martin Corp
5910-00-553-36250279043-2 INTERCHANGEABLE
Capacitor,variable,ceramic Diele
Raytheon Company Dba Raytheon Co
5307-00-920-64563511027 INTERCHANGEABLE
Post,gear Plate
Pitney Bowes Inc.
4730-01-031-787356294-1 INTERCHANGEABLE
Coupling Assembly,self-Sealing
L3harris Technologies, Inc. Div Space and Airborne Systems
4820-01-094-2689207781 INTERCHANGEABLE
Seat,valve
Marotta Controls Inc
5910-01-151-6000503-000C4.0-30 INTERCHANGEABLE
Capacitor,variable,ceramic Diele
Tusonix, Llc
3120-01-272-99273511-027 INTERCHANGEABLE
Bushing,sleeve
Woodward, Inc.
Cross-Reference Index
Part NumberManufacturer
351-1027 Lockheed Martin Corporation Div Lockheed Martin Information Systems & Global Solutions (USA)
503-000-D4-30 PRIMARY Tusonix, Llc (USA)
503-000D4-0-30 Erie Specialty Products Inc (USA)
503-000C4-0-30 Erie Specialty Products Inc (USA)
TS2A4 Erie Specialty Products Inc (USA)
8057580 Ordnance Supply Office (USA)
7610828-80 Westinghouse Electric Corp (USA)
503-000-D4-30 Erie Specialty Products Inc (USA)
44A103 PRIMARY Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA)
503-000-24R Erie Specialty Products Inc (USA)
1101-3REVA Avien Inc
TS2AN500 Erie Specialty Products Inc (USA)
503-000D2P024R Erie Specialty Products Inc (USA)
20778-1 Agilent Technologies Inc. Div Power Products Site (USA)
TS2AN500 Erie Electric Co Inc (USA)
503000D2P024R Erie Specialty Products Inc (USA)
N500TS2A4 Erie Specialty Products Inc (USA)
Related Parts
1740-00-219-6015INTERCHANGEABLE
BAR ASSEMBLY,TOW
207781
5910-00-553-3625INTERCHANGEABLE
CAPACITOR,VARIABLE,CERAMIC DIELE
0279043-2
5307-00-920-6456INTERCHANGEABLE
POST,GEAR PLATE
3511027
4730-01-031-7873INTERCHANGEABLE
COUPLING ASSEMBLY,SELF-SEALING
56294-1
4820-01-094-2689INTERCHANGEABLE
SEAT,VALVE
207781
5910-01-151-6000INTERCHANGEABLE
CAPACITOR,VARIABLE,CERAMIC DIELE
503-000C4.0-30
3120-01-272-9927INTERCHANGEABLE
BUSHING,SLEEVE
3511-027

Frequently Asked Questions

What is NSN 5910-00-666-6806?

NSN 5910-00-666-6806 is a Capacitor,variable,ceramic Diele, manufactured by Tusonix, Llc, classified under FSC 5910 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5910-00-666-6806?

NSN 5910-00-666-6806 has 17 cross-referenced part numbers: 351-1027 (Lockheed Martin Corporation Div Lockheed Martin Information Systems & Global Solutions), 503-000-D4-30 (Tusonix, Llc), 503-000D4-0-30 (Erie Specialty Products Inc), 503-000C4-0-30 (Erie Specialty Products Inc), TS2A4 (Erie Specialty Products Inc) and 12 more.

What NSN replaces 5910-00-666-6806?

There are 7 known substitutes for 5910-00-666-6806: 1740-00-219-6015, 5910-00-553-3625, 5307-00-920-6456 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 503-000-D4-30?

Key specifications for 503-000-D4-30: Distance Between Centerlines of Mounting Facilities Parallel to Body Width: 0.438 INCHES NOMINAL IN; Adjustment Device Drive Type and Quantity: 1 SLOTTED SCREW; Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S); Body Style: ROTARY. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5910-00-666-6806 still in active supply?

NSN 5910-00-666-6806 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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