Model: MIL-I-25623

Electrical Tachometer Indicator

Special Features:

Indicator includes subdial scale with range 0 to 10% rpm; the major scale has range 0 to 100% rpm; total scale range of indicator 0 to 110% rpm; hermetically sealed case per ms33639; tach designed for use with a two pole tach generator conforming to mil-g-9398; weight approximately 1 lb; dial is screened with 100 percent at 9 o'clock; dull black background per fed-std-595

Properties:

Diameter
2.000 inches
Length
5.000 inches
Current Type
Ac
Contact Quantity
3
End Application
Kc-135e, b52 and c-130 acft
Contact Type
Pin
Presentation Type
Dial
Scale Range
+0.1/+110.0 percent revolutions per minute single indicator single scale
Individual Marking
Percent rpm
Electrical Connection Quantity
1
Electrical Connection Identifying Number
Ms33678-10sl-3p
Pointer Type
Indicating single pointer
Part Name Assigned By Controlling Agency
Percent rpm electric tachometer indicator
Supplementary Features
Tech orders 1c-13 (k) -4 fig 584 and 5e6-2-23-4
NSN
6620-00-556-1976
Part Number
MIL-I-25623
Description
Indicator,electrical Tachometer
CAGE
81349

An instrument which displays, in units of revolutions per minute, the transmitted rotational speed of a shaft for a specified elapsed time.

Part MIL-I-25623 NSN 6620-00-556-1976

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
08260
FIIG:
A532Q0
Concept No.:
App. Key:
Cond. Code:
2
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
A
ESD:
A
ESD:
A
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
061700
UFC:
34580
LTL:
RATING VARIABLE
LCL:
77.5
WCC:
658
TCC:
Z
SHC:
Z
ACC:
Instruments/Radio

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Schedule B and Export
  • Schedule B: 9029900000
  • SITC: 87329
  • End Use: Measuring, testing, control instruments
  • NAICS: 334514
  • USDA: 1

Freight Class: Parts and accessories for revolution counters, production counters, taximeters, odometers, pedometers and the like

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