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Technical Data Sheet
H1-42 ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The TRANSFORMER,POWER is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, body_style: PLAIN, SOLID, body_width: 1.812 INCHES NOMINAL IN, bore_style: PLAIN BOTH ENDS, tooth_form: STANDARD, body_height: 2.750 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-00-904-5161, 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
H1-42
NSN: 3020-00-904-5161
FSC: 3020
CAGE: 00141 — ROLLER BEARING CO OF AMERICA, INC DIV PIC DESIGN (USA)
SPECIFICATIONS
materialSTEEL OVERALL
body_stylePLAIN, SOLID
body_width1.812 INCHES NOMINAL IN
bore_stylePLAIN BOTH ENDS
tooth_formSTANDARD
body_height2.750 INCHES NOMINAL IN
body_length1.938 INCHES NOMINAL IN
inclosure_typeHERMETICALLY SEALED
pitch_diameter0.8750 INCHES NOMINAL IN
pressure_angle20.0000 DEGREES
teeth_quantity42
mounting_methodTHREADED STUD(S) SINGLE GROUP
NSN3020-00-904-5161
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,POWER TITLE COMPONENT PN H1-42 MFR TRANSFORMER,POWER
KEY FEATURES
TOOTH FORM: STANDARD
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END: 0.281 INCHES FIRST END IN
HUB NOMINAL DIAMETER: 0.312 INCHES FIRST END IN
FACE NOMINAL WIDTH: 0.125 INCHES IN
PRECISION CLASSIFICATION: QUALITY NUMBER 11
BORE NOMINAL DIAMETER: 0.250 INCHES BOTH ENDS IN
HUB STYLE DESIGNATOR: SPLIT FIRST END
NOMINAL OUTSIDE DIAMETER: 0.916 INCHES IN
TECHNICAL CHARACTERISTICS (FLIS)
TOOTH FORMSTANDARD
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.281 INCHES FIRST END IN
HUB NOMINAL DIAMETER0.312 INCHES FIRST END IN
FACE NOMINAL WIDTH0.125 INCHES IN
PRECISION CLASSIFICATIONQUALITY NUMBER 11
BORE NOMINAL DIAMETER0.250 INCHES BOTH ENDS IN
HUB STYLE DESIGNATORSPLIT FIRST END
NOMINAL OUTSIDE DIAMETER0.916 INCHES IN
BORE STYLEPLAIN BOTH ENDS
TEETH QUANTITY42
VERIFIED SUBSTITUTES & CROSS-REFERENCES 31
G11-56Interchangeable
interchangeable cross-reference
interchangeable
64S11-56A6-4Interchangeable
interchangeable cross-reference
interchangeable
E22-56Interchangeable
interchangeable cross-reference
interchangeable
64S11-120A8-4Interchangeable
interchangeable cross-reference
interchangeable
328C101H05Interchangeable
interchangeable cross-reference
interchangeable
D48S120Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is H1-42?
H1-42 is a TRANSFORMER,POWER.
What parts can replace H1-42?
There are 31 known substitutes for H1-42: G11-56, 64S11-56A6-4, E22-56 and 28 more. Substitute compatibility should be verified for your specific system.
What is the NSN for H1-42?
H1-42 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-00-904-5161. This indicates validated use in U.S. government and defense supply chains.
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