PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

490-504(MODEL S49-59)Meter,electrical Frequency

Hickok Waekon Llc · NSN 6625-00-580-5071 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-580-5071 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-580-5071. Primary manufacturer part number: 490-504(MODEL S49-59).
Features
  • Meter,electrical Frequency — FSC 6625
  • Material: PLASTIC
  • Style Designator: RECTANGULAR FLUSH MTG
  • Mounting Facility Type and Quantity: 4 FLANGE
  • Circuit Attachment Method and Quantity: 4 BINDING POST
  • Color: UNABLE TO DECODE
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 3.125 INCHES NOMINAL IN
  • Scale Selection Method: TERMINAL
Applications
  • Applications requiring Plastic construction
General Description

The Meter,electrical Frequency, cataloged under National Stock Number 6625-00-580-5071, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Hickok Waekon Llc. Government technical data includes 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 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: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-580-5071
Primary Part Number490-504(MODEL S49-59)
Item NameMeter,electrical Frequency
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerHickok Waekon Llc
StatusACTIVE
MaterialPLASTIC
Style DesignatorRECTANGULAR FLUSH MTG
Mounting Facility Type and Quantity4 FLANGE
Circuit Attachment Method and Quantity4 BINDING POST
ColorUNABLE TO DECODE
Center to Center Distance Between Mounting Facilities Parallel to Length3.125 INCHES NOMINAL IN
Scale Selection MethodTERMINAL
Features ProvidedZERO ADJUSTER
Measurement Range+375.0 TO 425.0 HERTZ SINGLE INDICATOR SINGLE RANGE
Center to Center Distance Between Mounting Facilities Parallel to Width3.375 INCHES NOMINAL IN
Movement Suspension MethodJEWEL PIVOT BASE
Mounting Arrangement StyleFOUR HOLE/STUD RECTANGULAR/SQUARE
Meter Depth Behind Mounting Flange1.500 INCHES NOMINAL IN
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Installation DesignPANEL
Meter Body Diameter Behind Mounting Flange3.500 INCHES NOMINAL IN
MaterialPLASTIC
Style DesignatorRECTANGULAR FLUSH MTG
Mounting Facility Type and Quantity4 FLANGE
Circuit Attachment Method and Quantity4 BINDING POST
ColorUNABLE TO DECODE
Center to Center Distance Between Mounting Facilities Parallel to Length3.125 INCHES NOMINAL IN
Scale Selection MethodTERMINAL
Features ProvidedZERO ADJUSTER
Measurement Range+375.0 TO 425.0 HERTZ SINGLE INDICATOR SINGLE RANGE
Center to Center Distance Between Mounting Facilities Parallel to Width3.375 INCHES NOMINAL IN
Movement Suspension MethodJEWEL PIVOT BASE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeY
Weight3.0000 lbs
Cube0.1660 cu ft
Verified Substitutes 12
6240-00-155-868349 INTERCHANGEABLE
Lamp,incandescent
Chicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron
2920-00-255-4951 INTERCHANGEABLE
Regulator,engine Generator
5960-00-262-0212 INTERCHANGEABLE
Electron Tube
5305-00-476-12225839 INTERCHANGEABLE
Screw,externally Relieved Body
Goodrich Aerospace Canada Ltd
5340-00-688-011010015859-006 INTERCHANGEABLE
Plunger,quick Release
Us Army Aviation and Missile Command
5360-01-017-4607S49 INTERCHANGEABLE
Spring,helical,compression
Baumbach E a Mfg Co
5120-01-026-4698S-49 INTERCHANGEABLE
Screwdriver,flat Tip
Ampco Partners, Ltd. Dba Ampco Safety Tools
5935-01-262-6804917AS6799 INTERCHANGEABLE
Connector,receptacle,electrical
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
5360-01-319-85095839 INTERCHANGEABLE
Spring,helical,compression
Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution
6625-01-320-0085PM-M1 INTERCHANGEABLE
Meter,special Scale
Marine Electric Systems Inc
Cross-Reference Index
Part NumberManufacturer
S49 Hickok Waekon Llc (USA)
5839 Hickok Waekon Llc (USA)
LT1108-03M1 Ge Aviation Systems Llc (USA)
LT1108-03MI Ge Aviation Systems Llc (USA)
490-504(MODEL S49-59) PRIMARY Hickok Waekon Llc (USA)
Related Parts
6240-00-155-8683INTERCHANGEABLE
LAMP,INCANDESCENT
49
2920-00-255-4951INTERCHANGEABLE
REGULATOR,ENGINE GENERATOR
5960-00-262-0212INTERCHANGEABLE
ELECTRON TUBE
5305-00-476-1222INTERCHANGEABLE
SCREW,EXTERNALLY RELIEVED BODY
5839
5340-00-688-0110INTERCHANGEABLE
PLUNGER,QUICK RELEASE
10015859-006
5360-01-017-4607INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
S49
5120-01-026-4698INTERCHANGEABLE
SCREWDRIVER,FLAT TIP
S-49
5935-01-262-6804INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
917AS6799
5360-01-319-8509INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
5839
6625-01-320-0085INTERCHANGEABLE
METER,SPECIAL SCALE
PM-M1
6105-01-360-9621INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
E240
6525-01-438-0279INTERCHANGEABLE
HOLDER,RADIOGRAPHIC FILM CASSETT
5839

Frequently Asked Questions

What is NSN 6625-00-580-5071?

NSN 6625-00-580-5071 is a Meter,electrical Frequency, manufactured by Hickok Waekon Llc, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-580-5071?

NSN 6625-00-580-5071 has 5 cross-referenced part numbers: S49 (Hickok Waekon Llc), 5839 (Hickok Waekon Llc), LT1108-03M1 (Ge Aviation Systems Llc), LT1108-03MI (Ge Aviation Systems Llc), 490-504(MODEL S49-59) (Hickok Waekon Llc).

What NSN replaces 6625-00-580-5071?

There are 12 known substitutes for 6625-00-580-5071: 6240-00-155-8683, 2920-00-255-4951, 5960-00-262-0212 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 490-504(MODEL S49-59)?

Key specifications for 490-504(MODEL S49-59): Material: PLASTIC; Style Designator: RECTANGULAR FLUSH MTG; Mounting Facility Type and Quantity: 4 FLANGE; Circuit Attachment Method and Quantity: 4 BINDING POST. 30 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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