Model: T251

Audio Frequency Transformer

Properties:

Reliability Indicator
Not established
Center To Center Distance Between Mounting Facilities Parallel To Length
2.125 inches single mounting facility single center group
Center To Center Distance Between Mounting Facilities Parallel To Width
1.812 inches single mounting facility single center group
Mounting Hole Diameter
0.169 inches single group
Impedance Rating In Ohms
1900.0 single component single secondary
Impedance Rating In Ohms
10000.0 single component single primary
Frequency Rating
60.0 hertz single component and 8.0 kilohertz single component
Maximum Transformer Power Rating
1.0 watts single component
Primary To Secondary Turn Ratio
1 to 2-3/10 single component
Body Length
2.750 inches
Body Width
2.375 inches
Body Height
3.188 inches
Inclosure Type
Fully enclosed
Mounting Facility Quantity
8 single group
Mounting Method
Unthreaded hole single group
Winding Function And Quantity
1 primary single component and 1 secondary single component
Terminal Type And Quantity
4 tab, solder lug
NSN
5950-00-645-5207
Part Number
T251
Description
Transformer,audio Frequency
CAGE
72149

A transformer which is designed so that part or all of its range of operating frequencies is 20 kilohertz (kilocycles) and below. The maximum value may extend into the radio frequency range. It is generally used in the input, output, amplifier, or oscillator stages of audio and sonar devices.

Part T251 NSN 5950-00-645-5207

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
00780
FIIG:
A058B0
Concept No.:
1
App. Key:
F
Cond. Code:
1
Status:
A

Material Classification

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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
1.7000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
063420
UFC:
35355
LTL:
RATING VARIABLE
LCL:
--
WCC:
595
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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Schedule B and Export
  • Schedule B: 8548900100
  • SITC: 77813
  • End Use: Electric apparatus
  • NAICS: 335999
  • USDA: 1

Freight Class: Electrical parts of machinery or apparatus not specified or included elsewhere in chapter 85

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