Model: RA-53-A

Audio Frequency Transformer

Properties:

Reliability Indicator
Not established
Overall Length
Between 1.500 inches and 1.625 inches
Center To Center Distance Between Mounting Facilities Parallel To Length
1.127 inches single mounting facility single center group and 1.247 inches single mounting facility single center group
Center To Center Distance Between Mounting Facilities Parallel To Width
1.127 inches single mounting facility single center group and 1.247 inches single mounting facility single center group
Overall Width
Between 1.500 inches and 1.625 inches
Impedance Rating In Ohms
50.0 single component all primary and 150.0 single component all primary
Impedance Rating In Ohms
50.0 single component all secondary and 150.0 single component all secondary
Frequency Rating
10.0 hertz single component and 20.0 kilohertz single component
Maximum Transformer Power Rating
6.0 milliwatts single component
Winding Shielding Method
Core grounded and brought out to terminal single component
Body Height
Between 2.250 inches and 2.375 inches
Maximum Operating Temp
105.0 degrees celsius
Inclosure Type
Hermetically sealed
Mounting Facility Quantity
4 single group
Mounting Method
Threaded hole single group
Winding Function And Quantity
2 primary single component and 2 secondary single component
Thread Size
0.138 inches single group
Test Data Document
81349-mil-prf-27 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
Thread Series Designator
Unc single group
Terminal Type And Quantity
13 turret
Specification Data
81349-mil-prf-27/30 government specification
NSN
5950-01-079-9051
Part Number
RA-53-A
Description
Transformer,audio Frequency
CAGE
20950

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 RA-53-A NSN 5950-01-079-9051

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:
A
ESD:
ESD:
MMAC:
EH
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
2.4 X 1.6 X 1.6
Paclk Weight:
0.6000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
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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