PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

250E30Capacitor,variable,air Dielectri

Viking Technologies, Ltd. · NSN 5910-00-186-1587 · FSC 5910 · No Item Name Available
Verified by PartsTable
NSN 5910-00-186-1587 — this item is cataloged by the U.S. Government under National Stock Number 5910-00-186-1587. Primary manufacturer part number: 250E30.
Features
  • Capacitor,variable,air Dielectri — FSC 5910
  • Body Style: PLATE-MESHING
  • Capacitance Range in Picofarads: +20.0 TO 251.0 SINGLE SECTION
  • Shaft Length: 1.500 INCHES NOMINAL SINGLE SHAFT IN
  • Nonderated Voltage Rating and Type: 3000.0 AC PEAK SINGLE SECTION
  • Shaft Diameter: 0.250 INCHES NOMINAL SINGLE SHAFT IN
  • Body Length: 5.562 INCHES NOMINAL IN
  • Tuning Characteristic: STRAIGHT LINE CAPACITY SINGLE SECTION
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
General Description

The Capacitor,variable,air Dielectri, cataloged under National Stock Number 5910-00-186-1587, 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 Viking Technologies, Ltd.. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5910-00-186-1587
Primary Part Number250E30
Item NameCapacitor,variable,air Dielectri
FSC / FSG5910 / 59 — No Item Name Available
ManufacturerViking Technologies, Ltd.
StatusCANCELLED
Body StylePLATE-MESHING
Capacitance Range in Picofarads+20.0 TO 251.0 SINGLE SECTION
Shaft Length1.500 INCHES NOMINAL SINGLE SHAFT IN
Nonderated Voltage Rating and Type3000.0 AC PEAK SINGLE SECTION
Shaft Diameter0.250 INCHES NOMINAL SINGLE SHAFT IN
Body Length5.562 INCHES NOMINAL IN
Tuning CharacteristicSTRAIGHT LINE CAPACITY SINGLE SECTION
Mounting Facility Screw Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Mounting Facility Type and Quantity8 THREADED HOLE(S)
Nominal Thread Size0.138 INCHES IN
Terminal Type and Quantity2 THREADED STUD
Thread Class2B
Shaft TypeROUND SINGLE SHAFT
Inclosure TypeUNINCLOSED
Adjustment Device Drive Type and Quantity1 SHAFT
Adjustment Device Rotation180.0 DEGREES NOMINAL CLOCKWISE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5999-00-018-11345B536 INTERCHANGEABLE
Contact Assembly,electrical
W.w. Grainger, Inc. Div Government Sales Division
5977-00-090-00251549 INTERCHANGEABLE
Contact Set,collector Ring
Cornell-Carr Co., Inc.
2910-00-136-87313007036 INTERCHANGEABLE
Tank,fuel,engine
Tankcraft Corp
5995-00-139-44671549 INTERCHANGEABLE
Lead,electrical
Unity Manufacturing Co
5905-00-173-7936 INTERCHANGEABLE
Resistor,fixed,wire Wound
3110-00-198-1050 INTERCHANGEABLE
Ball,bearing
5136-00-289-96071549 INTERCHANGEABLE
Tap,thread Cutting
Stanley Tools Div of Stanley Works
1650-00-332-6802 INTERCHANGEABLE
Retainer,drive Coupler
4310-00-400-17521549 INTERCHANGEABLE
Bumper,valve,compressor
Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
5305-00-456-71981549 INTERCHANGEABLE
Screw,machine
Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
Cross-Reference Index
Part NumberManufacturer
250E30 PRIMARY Viking Technologies, Ltd. (USA)
920-0003-00 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
154-9 PRIMARY Viking Technologies, Ltd. (USA)
250E30PT154-9-5 PRIMARY Viking Technologies, Ltd. (USA)
Related Parts
5999-00-018-1134INTERCHANGEABLE
CONTACT ASSEMBLY,ELECTRICAL
5B536
5977-00-090-0025INTERCHANGEABLE
CONTACT SET,COLLECTOR RING
1549
2910-00-136-8731INTERCHANGEABLE
TANK,FUEL,ENGINE
3007036
5995-00-139-4467INTERCHANGEABLE
LEAD,ELECTRICAL
1549
5905-00-173-7936INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND
3110-00-198-1050INTERCHANGEABLE
BALL,BEARING
5136-00-289-9607INTERCHANGEABLE
TAP,THREAD CUTTING
1549
1650-00-332-6802INTERCHANGEABLE
RETAINER,DRIVE COUPLER
4310-00-400-1752INTERCHANGEABLE
BUMPER,VALVE,COMPRESSOR
1549
5305-00-456-7198INTERCHANGEABLE
SCREW,MACHINE
1549
3110-00-830-2634INTERCHANGEABLE
BEARING,BALL,ANNULAR
AA59596-920JABE
5975-01-017-6512INTERCHANGEABLE
ENTRANCE ELBOW,ELECTRICAL
L904

Frequently Asked Questions

What is NSN 5910-00-186-1587?

NSN 5910-00-186-1587 is a Capacitor,variable,air Dielectri, manufactured by Viking Technologies, Ltd., classified under FSC 5910 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5910-00-186-1587?

NSN 5910-00-186-1587 has 4 cross-referenced part numbers: 250E30 (Viking Technologies, Ltd.), 920-0003-00 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), 154-9 (Viking Technologies, Ltd.), 250E30PT154-9-5 (Viking Technologies, Ltd.).

What NSN replaces 5910-00-186-1587?

There are 12 known substitutes for 5910-00-186-1587: 5999-00-018-1134, 5977-00-090-0025, 2910-00-136-8731 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 250E30?

Key specifications for 250E30: Body Style: PLATE-MESHING; Capacitance Range in Picofarads: +20.0 TO 251.0 SINGLE SECTION; Shaft Length: 1.500 INCHES NOMINAL SINGLE SHAFT IN; Nonderated Voltage Rating and Type: 3000.0 AC PEAK SINGLE SECTION. 19 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5910-00-186-1587 still in active supply?

NSN 5910-00-186-1587 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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