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Technical Data Sheet
A403-4 ✓ 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 HOUSING,BEARING UNIT is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYAMIDE NYLON OVERALL, body_width: 2.188 INCHES NOMINAL IN, body_height: 2.250 INCHES NOMINAL IN, body_length: 2.688 INCHES NOMINAL IN, inclosure_type: OPEN, overall_length: 21.000 INCHES MINIMUM AND 23.000 INCHES MAXIMUM 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 5950-00-647-6082, 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
A403-4
NSN: 5950-00-647-6082
FSC: 5950
CAGE: 72128 — ELECTRICAL WINDINGS INC (USA)
SPECIFICATIONS
materialPLASTIC POLYAMIDE NYLON OVERALL
body_width2.188 INCHES NOMINAL IN
body_height2.250 INCHES NOMINAL IN
body_length2.688 INCHES NOMINAL IN
inclosure_typeOPEN
overall_length21.000 INCHES MINIMUM AND 23.000 INCHES MAXIMUM IN
usage_locationEITHER KNEE
mounting_methodUNTHREADED HOLE(S) SINGLE GROUP
frequency_rating60.0 HERTZ NOMINAL SINGLE COMPONENT
size_designationLARGE
special_featuresTWO-SLEEVE DESIGN; MULTI-DIRECTIONAL SUPPORT; FOR STABILIZING THE PATELLA/FEMORAL
reliability_indicatorNOT ESTABLISHED
NSN5950-00-647-6082
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available HOUSING,BEARING UNIT TITLE COMPONENT PN A403-4 MFR HOUSING,BEARING UNIT
KEY FEATURES
WINDING OPERATING VOLTAGE: 110.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
INCLOSURE TYPE: OPEN
INPUT-OUTPUT PHASE RELATIONSHIP: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
MOUNTING FACILITY QUANTITY: 2 SINGLE GROUP
WINDING OPERATING CURRENT: 1.66 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
BODY HEIGHT: 2.250 INCHES NOMINAL IN
BODY LENGTH: 2.688 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
WINDING OPERATING VOLTAGE110.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
INCLOSURE TYPEOPEN
INPUT-OUTPUT PHASE RELATIONSHIPSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
MOUNTING FACILITY QUANTITY2 SINGLE GROUP
WINDING OPERATING CURRENT1.66 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
BODY HEIGHT2.250 INCHES NOMINAL IN
BODY LENGTH2.688 INCHES NOMINAL IN
WINDING OPERATING VOLTAGE18.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
TERMINAL TYPE AND QUANTITY4 TAB, SOLDER LUG
MOUNTING METHODUNTHREADED HOLE(S) SINGLE GROUP
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
A4034Interchangeable
interchangeable cross-reference
interchangeable
A4034-1Interchangeable
interchangeable cross-reference
interchangeable
5330PL1262813Interchangeable
interchangeable cross-reference
interchangeable
2820126-102Interchangeable
interchangeable cross-reference
interchangeable
61313Interchangeable
interchangeable cross-reference
interchangeable
2820126Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A403-4?
A403-4 is a HOUSING,BEARING UNIT.
What parts can replace A403-4?
There are 15 known substitutes for A403-4: A4034, A4034-1, 5330PL1262813 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A403-4?
A403-4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-647-6082. This indicates validated use in U.S. government and defense supply chains.
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