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Tachometer Generator

NSN: 6680-00-241-2392 | Model: SCB93283-1

A generator consisting of a series of mounted coils surrounding a rotating permanent magnet or a permanent magnet and a rotating armature. The voltage output is directly proportional to the speed of rotation of the shaft. When used with an associated indicator, transmits such data as revolutions per minute, speed of travel, and the like. May also be used in servomechanism loops as a system stabilizer. Excludes rotary inverters, rotary converters, motor generators, dynamotors, generator sets, synchros, frequency or phase changers, and engine accessory generators.

NSN Properties and Flags
NATO Stock Number
6680-00-241-2392
DEMIL
NO
Overall Height
2.000 inches
Overall Length
4.188 inches
Overall Width
2.031 inches
Electrical Resistance
286.0 ohms
Shaft Diameter
0.1562 inches single end
Shaft Rotation Direction
Clockwise single end
Mounting Method
Fixed base
Mounting Facility Type And Quantity
4 threaded hole
Excitor Type
Self-excited
Accuracy Range In Percent
-15.0/+15.0
Features Provided
Horizontal mounting position and vertical mounting position
Length Of Shaft From Housing
0.500 inches single end
Center To Center Distance Between Mounting Facilities Parallel To Length
1.000 inches
Rotor Speed Rating In Rpm
1800.0 single full load
Center To Center Distance Between Mounting Facilities Parallel To Width
1.250 inches
Connection Type And Voltage Rating In Volts
37.80 line to neutral single output
Shaft End Characteristic
A23 single style single end
Special Features
Includes ball bearing and hole for gear taper pin

Pricing and Availability

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NSN 6680-00-241-2392 Datasheet

Supply Class (FSC):
Mechanical Motion Measuring Instruments Liquid Level Liquid And Gas Flow
Cross Reference:
  • SCB93283-1
  • CB47M0DIFIED
  • 102030-2
  • CAIB211634
  • 102030-2
Cage Codes:
  • Us Army Communications & (CAGE 80063)
  • Schulze Mfg. Inc. (CAGE 73693)
  • Viking Technologies, Ltd. (CAGE 71313)
  • Department Of The Navy (CAGE 99993)
  • Cardwell Allen D Corp (CAGE 88356)
Replacements:
  • 6680-00-241-2392 replaces 6680-00-500-0531
Schedule B & Trade:
  • Schedule B: 9029205000 (NAICS 334514)

    Speedometers and tachometers, not for use in civil aircraft

  • SITC: 87325

    Speedometers and tachometers; stroboscopes

  • End Use: 30230

    Other parts and accessories of vehicles

Identification:
HMIC

N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

PMIC

U - Precious metal content is unknown

CRITL

- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Freight Information:
  • NMFC:

    062120 - Generators/motors/parts noi

  • WCC:

    590 - Generators and parts, (machinery and parts),(less than 35 feet)

  • SHC:

    9 - Other or no special handling required (sh)

  • ADC:

    A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.

  • ACC:

    V - Trailers, vehicles, machinery, shop and warehouse equipment and supplies including special tools and equipment, ground servicing

  • LTL:

    W - Rating variable

  • TCC:

    Z - No special type of cargo code applicable

NSN Management Codes:
  • SOS
    S9g
  • AAC
    D
  • Quantity per pack
    1
  • Unit of Measure
    Ea
  • Shelf Life
    N/A
  • Classification Control
    U
  • MGMT_CTL
    1-g2---
  • Repariability
    If condemned or uneconomically repairable , then dispose at direct support (ds) level.

Questions & Answers:

What are the historical prices recorded for this stock number?
Historical data shows pricing from $2,112.68 to $3,521.14..
Does NSN 6680-00-241-2392 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Denmark
What is the NIIN of NSN 6680-00-241-2392?
002412392 or 00-241-2392
Does NSN 6680-00-241-2392 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 6680-00-241-2392?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jan 01, 1963