PartsTable
Technical Data Sheet
28-052 ✓ Verified by PartsTable
KeySonic · COMPONENT
WHAT YOU NEED TO KNOW
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Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The ACK-540ALU+RF is a wireless mini keyboard in an exclusive design promising high quality due to the brushed, full aluminum body.<br>It has a far-ranging and reliable radio-frequency transmission at 2.4 GHz up to approx. 5 m away from the PC. A new radio-frequency technology simplifies the connection process via one way synchronisation.

To synchronise the keyboard with the RF-receiver only the button on the bottom of the keyboard needs to be pushed.<br>Because of the used X-Type membrane technology, the keystroke is silent but still tactile.<br>This keyboard with it‘s integrated Smart-Touchpad and the extremely fl at construction with built-in hand cushion as well as tilt feet for the adjustement of the tilt angle is ideal for Digital Living Rooms (HTPC) as well as for training, conference and presentation facilities with high-end requirements. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5120-00-203-4802, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
28-052
NSN: 5120-00-203-4802
FSC: 5120
CAGE: 636D0 — APEX TOOL GROUP, LLC DBA NICHOLSON (USA)
SPECIFICATIONS
materialSTEEL OVERALL
body_width0.656 INCHES MAXIMUM IN
head_angle30.0 DEGREES NOMINAL
body_height0.750 INCHES MAXIMUM IN
body_length1.750 INCHES MAXIMUM IN
head_thickness0.281 INCHES MAXIMUM IN
inclosure_typeFULLY INCLOSED
overall_length0.370 INCHES MAXIMUM0.370 INCHES MAXIMUM IN
hardness_rating40.0 ROCKWELL C MINIMUM AND 54.0 ROCKWELL C MAXIMUM
mounting_methodTERMINAL SINGLE GROUP
torque_capacity1500.0 INCH-POUNDS MINIMUM IN
frequency_rating300.0 HERTZ MINIMUM AND 4.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
NSN5120-00-203-4802
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: KeySonic TRANSFORMER,AUDIO FREQUENCY TITLE COMPONENT PN 28-052 MFR KeySonic TRANSFORMER,AUDIO FREQ
KEY FEATURES
WRENCHING SURFACE SIZE: 1.625 INCHES NOMINAL SINGLE END IN
WRENCHING SURFACE SHAPE: OVAL SINGLE END INTERNAL
HEAD ANGLE: 30.0 DEGREES NOMINAL
HEAD THICKNESS: 0.281 INCHES MAXIMUM IN
TORQUE CAPACITY: 1500.0 INCH-POUNDS MINIMUM IN
ENVIRONMENTAL ATTRIBUTE CODE: PLASTICS REMOVAL IN THE MARINE ENVIRONMENT (PRIME) PRODUCT
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH7.625 INCHES MINIMUM IN
WRENCHING SURFACE SIZE1.625 INCHES NOMINAL SINGLE END IN
WRENCHING SURFACE SHAPEOVAL SINGLE END INTERNAL
HEAD ANGLE30.0 DEGREES NOMINAL
HEAD THICKNESS0.281 INCHES MAXIMUM IN
TORQUE CAPACITY1500.0 INCH-POUNDS MINIMUM IN
ENVIRONMENTAL ATTRIBUTE CODEPLASTICS REMOVAL IN THE MARINE ENVIRONMENT (PRIME) PRODUCT
MATERIALSTEEL OVERALL
SURFACE TREATMENTNICKEL AND CHROMIUM OVERALL
HARDNESS RATING40.0 ROCKWELL C MINIMUM AND 54.0 ROCKWELL C MAXIMUM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
5867742590Interchangeable
interchangeable cross-reference
interchangeable
22-552Interchangeable
interchangeable cross-reference
interchangeable
SK74-2590Interchangeable
interchangeable cross-reference
interchangeable
9173697Interchangeable
interchangeable cross-reference
interchangeable
X2255-2Interchangeable
interchangeable cross-reference
interchangeable
28052Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 28-052?
28-052 is a TRANSFORMER,AUDIO FREQUENCY manufactured by KeySonic.
What parts can replace 28-052?
There are 22 known substitutes for 28-052: 5867742590, 22-552, SK74-2590 and 19 more. Substitute compatibility should be verified for your specific system.
Is 28-052 still available?
28-052 is currently cancelled.
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