PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

P633Capacitor,variable,air Dielectri

Viking Technologies, Ltd. · NSN 5910-00-284-4501 · FSC 5910 · No Item Name Available
Verified by PartsTable
NSN 5910-00-284-4501 — this item is cataloged by the U.S. Government under National Stock Number 5910-00-284-4501. Primary manufacturer part number: P633.
Features
  • Capacitor,variable,air Dielectri — FSC 5910
  • Individual Section Quantity: 4
  • Body Style: PLATE-MESHING
  • Body Length: 8.250 INCHES NOMINAL IN
  • Adjustment Device Rotation: 180.0 DEGREES NOMINAL COUNTERCLOCKWISE
  • Shaft Length: 1.000 INCHES NOMINAL SINGLE SHAFT IN
  • Shaft Diameter: 0.250 INCHES NOMINAL SINGLE SHAFT IN
  • Inclosure Type: UNINCLOSED
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
General Description

The Capacitor,variable,air Dielectri, cataloged under National Stock Number 5910-00-284-4501, 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 15 verified specifications, 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5910-00-284-4501
Primary Part NumberP633
Item NameCapacitor,variable,air Dielectri
FSC / FSG5910 / 59 — No Item Name Available
ManufacturerViking Technologies, Ltd.
StatusACTIVE
Individual Section Quantity4
Body StylePLATE-MESHING
Body Length8.250 INCHES NOMINAL IN
Adjustment Device Rotation180.0 DEGREES NOMINAL COUNTERCLOCKWISE
Shaft Length1.000 INCHES NOMINAL SINGLE SHAFT IN
Shaft Diameter0.250 INCHES NOMINAL SINGLE SHAFT IN
Inclosure TypeUNINCLOSED
Capacitance Range in Picofarads+12.5 TO 375.0 ALL SECTIONS
Unthreaded Mounting Hole Diameter0.144 INCHES NOMINAL IN
Shaft TypeROUND SINGLE SHAFT
Mounting Facility Type and Quantity4 UNTHREADED HOLE(S)
Tuning CharacteristicSTRAIGHT LINE FREQUENCY ALL SECTIONS
Adjustment Device Drive Type and Quantity1 SHAFT
Terminal Type and Quantity8 TAB, SOLDER LUG
Nonderated Voltage Rating and Type700.0 AC PEAK ALL SECTIONS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
6685-00-845-4656172294A INTERCHANGEABLE
Gage,pressure,dial Indicating
Ametek, Inc. Div Aerospace & Defense
6685-00-953-9090G29036 INTERCHANGEABLE
Gage,pressure,dial Indicating
Bellofram Corporation
2930-01-047-53048633 INTERCHANGEABLE
Pump,cooling System,engine
Elgin Industries Inc. Dba
Cross-Reference Index
Part NumberManufacturer
P633 Dar Electronics Inc Commercial Products Div Dba National Radio Co (USA)
P633 PRIMARY Viking Technologies, Ltd. (USA)
Related Parts
6685-00-845-4656INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
172294A
6685-00-953-9090INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
G29036
2930-01-047-5304INTERCHANGEABLE
PUMP,COOLING SYSTEM,ENGINE
8633

Frequently Asked Questions

What is NSN 5910-00-284-4501?

NSN 5910-00-284-4501 is a Capacitor,variable,air Dielectri, manufactured by Viking Technologies, Ltd., classified under FSC 5910 (No Item Name Available). Status: active.

What are the part numbers for NSN 5910-00-284-4501?

NSN 5910-00-284-4501 has 2 cross-referenced part numbers: P633 (Dar Electronics Inc Commercial Products Div Dba National Radio Co), P633 (Viking Technologies, Ltd.).

What NSN replaces 5910-00-284-4501?

There are 3 known substitutes for 5910-00-284-4501: 6685-00-845-4656, 6685-00-953-9090, 2930-01-047-5304. Verify interchangeability with system specifications before substitution.

What are the specifications of P633?

Key specifications for P633: Individual Section Quantity: 4; Body Style: PLATE-MESHING; Body Length: 8.250 INCHES NOMINAL IN; Adjustment Device Rotation: 180.0 DEGREES NOMINAL COUNTERCLOCKWISE. 18 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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