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175478 — MICROCIRCUIT,DIGITAL

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

175478: MICROCIRCUIT,DIGITAL.

The MICROCIRCUIT,DIGITAL is a the manufacturer industrial component. Key specifications include bore_diameter: 1.5622 INCHES MINIMUM AND 1.5628 INCHES MAXIMUM IN, load_direction: RADIAL, inner_ring_width: 0.2760 INCHES MINIMUM AND 0.2810 INCHES MAXIMUM IN, outer_ring_width: 0.2500 INCHES NOMINAL IN, style_designator: SINGLE ROW, TORQUE TUBE TYPE, W/OR W/O CLOSURE, end_item_identification: CIRCUIT CARD ASSY, A: CIRCUIT CARD ASSEMB. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-998-5024, 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
175478
NSN: 3110-00-998-5024
NIINs: 009985024, 015493630
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 71791 — CURTISS-WRIGHT CONTROLS, INC. DBA CURTISS WRIGHT DIV ACTUATION DIVISION (USA)
SPECIFICATIONS
bore_diameter1.5622 INCHES MINIMUM AND 1.5628 INCHES MAXIMUM IN
load_directionRADIAL
inner_ring_width0.2760 INCHES MINIMUM AND 0.2810 INCHES MAXIMUM IN
outer_ring_width0.2500 INCHES NOMINAL IN
special_featuresTHE PARTS SHALL BE MADE FROM 175446-01 BY PROGRAMMING THE REQUIRED CONFIGURATION; THIS MICROCIRCUIT IS A 32,000 GATE FIELD PROGRAMMABLE GATE ARRAY.
style_designatorSINGLE ROW, TORQUE TUBE TYPE, W/OR W/O CLOSURE
supplementary_featuresP/N 175446- MICROCIRCUIT, FPGA, SX, 32K GATES; EACH DEVICE PROGRAMMED WITH BUYERS SOFTWARE NUMBER P/N 580671; CHECKSUM E27B; MOISTURE SENSITIVE.
end_item_identificationCIRCUIT CARD ASSY, A: CIRCUIT CARD ASSEMB
overall_outside_diameter1.9994 INCHES MINIMUM AND 2.0000 INCHES MAXIMUM IN
part_name_assigned_by_controlling_agencyMICROCIRCUIT, FIELD PROGRAMMABLE GATE ARRAY, SIDE B INTERFACE
NSN3110-00-998-5024
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 175478 · OEM ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
OUTER RING WIDTH: 0.2500 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SINGLE ROW, TORQUE TUBE TYPE, W/OR W/O CLOSURE
•
OVERALL OUTSIDE DIAMETER: 1.9994 INCHES MINIMUM AND 2.0000 INCHES MAXIMUM IN
•
LOAD DIRECTION: RADIAL
•
BORE DIAMETER: 1.5622 INCHES MINIMUM AND 1.5628 INCHES MAXIMUM IN
•
INNER RING WIDTH: 0.2760 INCHES MINIMUM AND 0.2810 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
OUTER RING WIDTH0.2500 INCHES NOMINAL IN
STYLE DESIGNATORSINGLE ROW, TORQUE TUBE TYPE, W/OR W/O CLOSURE
OVERALL OUTSIDE DIAMETER1.9994 INCHES MINIMUM AND 2.0000 INCHES MAXIMUM IN
LOAD DIRECTIONRADIAL
SPECIAL FEATURES0.0005 IN. MIN TO 0.0015 IN. MAX RADIAL CLEARANCE ALSO FRACTURED OUTER RING WITH 2 HOLDING RING ON OD IN
BORE DIAMETER1.5622 INCHES MINIMUM AND 1.5628 INCHES MAXIMUM IN
INNER RING WIDTH0.2760 INCHES MINIMUM AND 0.2810 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 175478?
175478 is a MICROCIRCUIT,DIGITAL.
What is the NSN for 175478?
175478 is cataloged in the U.S. Government catalog under NSN 3110-00-998-5024. This indicates validated use in U.S. government and defense supply chains.
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