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Technical Data Sheet
428-842 ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
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Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The TRANSFORMER,AUDIO FREQUENCY is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_shape: ROUND, tongue_width: 2.7500 INCHES NOMINAL IN, hole_diameter: 0.9995 INCHES MINIMUM AND 1.0025 INCHES MAXIMUM IN, special_features: JAM NUT IS THE HEX NUT ATTACHMENT ON THIS ITEM;OVERALL LENGTH IS 5.5000 INCHES (NOM) IN, style_designator: CONNECTOR. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3455-01-050-7023, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
428-842
NSN: 3455-01-050-7023
FSC: 3455
CAGE: 1KY21 — OLYMPUS AMERICA INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_shapeROUND
tongue_width2.7500 INCHES NOMINAL IN
hole_diameter0.9995 INCHES MINIMUM AND 1.0025 INCHES MAXIMUM IN
special_featuresJAM NUT IS THE HEX NUT ATTACHMENT ON THIS ITEM;OVERALL LENGTH IS 5.5000 INCHES (NOM) IN
style_designatorCONNECTOR
thread_directionRIGHT-HAND ATTACHMENT
nominal_thread_size0.3125 INCHES ATTACHMENT IN
shank_outside_diameter0.073 INCHES NOMINAL IN
thread_quantity_per_inch24 ATTACHMENT
thread_series_designatorUNS ROD END
distance_from_end_to_hole_center4.125 INCHES NOMINAL IN
NSN3455-01-050-7023
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,AUDIO FREQUENCY TITLE COMPONENT PN 428-842 MFR TRANSFORMER,AUDIO FREQ
KEY FEATURES
DIAMETER: 0.250 INCHES NOMINAL IN
CUTTER TOOTH STYLE DESIGNATOR: C1
MOUNTING SHANK: INCLUDED
SHAPE: STRAIGHT
REMOVABILITY FEATURE: NOT INCLUDED
STYLE DESIGNATOR: CONE SHAPE
NONDEFINITIVE SPEC/STD DATA: 2 TYPE AND A STYLE AND 4 SIZE AND B CLASS
TECHNICAL CHARACTERISTICS (FLIS)
DIAMETER0.250 INCHES NOMINAL IN
CUTTER TOOTH STYLE DESIGNATORC1
MOUNTING SHANKINCLUDED
SPECIAL FEATURESRIGHT HAND SPIRAL FLUTING,C-2 CARBIDE
SHAPESTRAIGHT
REMOVABILITY FEATURENOT INCLUDED
STYLE DESIGNATORCONE SHAPE
NONDEFINITIVE SPEC/STD DATA2 TYPE AND A STYLE AND 4 SIZE AND B CLASS
CUTTER TOOTH CUT STYLEMEDIUM
CUTTER TOOTH SHAPING METHODGROUND FROM SOLID
VERIFIED SUBSTITUTES & CROSS-REFERENCES 26
SK5-FInterchangeable
interchangeable cross-reference
interchangeable
R-141-FInterchangeable
interchangeable cross-reference
interchangeable
W7W-FInterchangeable
interchangeable cross-reference
interchangeable
SK-6Interchangeable
interchangeable cross-reference
interchangeable
159153Interchangeable
interchangeable cross-reference
interchangeable
R-161-FInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 428-842?
428-842 is a TRANSFORMER,AUDIO FREQUENCY.
What parts can replace 428-842?
There are 26 known substitutes for 428-842: SK5-F, R-141-F, W7W-F and 23 more. Substitute compatibility should be verified for your specific system.
Is 428-842 still available?
428-842 is currently cancelled.
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