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1023 — SEMICONDUCTOR DEVICE ASSEMBLY

✓ Government record, cited
PanzerGlass · MRO · MRO_GENERAL
PRODUCT OVERVIEW

1023: SEMICONDUCTOR DEVICE ASSEMBLY.

The SEMICONDUCTOR DEVICE ASSEMBLY is a PanzerGlass industrial component. Key specifications include overall_width: 3.25 INCHES NOMINAL IN, overall_length: 5.00 INCHES NOMINAL IN, style_designator: CIRCULAR, end_item_identification: SPACE FENCE, part_name_assigned_by_controlling_agency: EESEAL. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-156-1918, 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
MRO→ MRO_GENERAL→ 1023
NSN: 3110-00-156-1918
NIINs: 001561918, 002401590, 002855845, 002904273, 004256330, 004456815, 004671807, 004947130, 004971060, 005389300, 005815982, 007229222, 007257382, 008280979, 009567620, 009878617, 010298822, 010628030, 010646637, 010676669, 011087755, 011245002, 011432047, 011573779, 012060022, 012502089, 012698649, 013901409, 014123839, 014212000, 014387250, 014629930, 015432967, 016668775, 016937600
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 01212 — FEDERAL-MOGUL CORP GOVERNMENT SALES DEPT (USA)
SPECIFICATIONS
overall_width3.25 INCHES NOMINAL IN
overall_length5.00 INCHES NOMINAL IN
style_designatorCIRCULAR
end_item_identificationSPACE FENCE
part_name_assigned_by_controlling_agencyEESEAL
NSN3110-00-156-1918
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 1023 · PanzerGlass ⚠ 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
•
SURFACE FINISH: GROUND
•
STYLE DESIGNATOR: GROOVED RACE SURFACE
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD ALL MATERIAL RESPONSES OVERALL
•
THRUST DIRECTIONAL CAPABILITY DESIGNATION: SINGLE
•
OVERALL OUTSIDE DIAMETER: 165.0 MILLIMETERS NOMINAL MM
•
BORE SMALLEST DIAMETER: 115.0 MILLIMETERS NOMINAL MM
•
ALIGNMENT TYPE: RIGID
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT43.0 MILLIMETERS NOMINAL MM
SURFACE FINISHGROUND
STYLE DESIGNATORGROOVED RACE SURFACE
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
THRUST DIRECTIONAL CAPABILITY DESIGNATIONSINGLE
OVERALL OUTSIDE DIAMETER165.0 MILLIMETERS NOMINAL MM
BORE SMALLEST DIAMETER115.0 MILLIMETERS NOMINAL MM
ALIGNMENT TYPERIGID
STANDARD TOLERANCE DESIGNATIONAFBMA STD TOLERANCE FOR THRUST BEARINGS
MATERIALSTEEL COMP E51100 OR STEEL COMP E52100 OVERALL
SUBSTITUTES & CROSS-REFERENCES 9
MS17161-139Reference document
Same NSN cross-reference
Reference document — Secondary reference
1123FReference document
Same NSN cross-reference
Reference document — Secondary reference
803-2177518-16XX-34Reference document
Same NSN cross-reference
Reference document — Secondary reference
72-6970-955Reference document
Same NSN cross-reference
Reference document — Secondary reference
709657Reference document
Same NSN cross-reference
Reference document — Secondary reference
A52491-139Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 1023?
1023 is a SEMICONDUCTOR DEVICE ASSEMBLY manufactured by PanzerGlass. It is classified as a MRO (MRO_GENERAL).
What parts can replace 1023?
There are 9 known substitutes for 1023: MS17161-139, 1123F, 803-2177518-16XX-34 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1023?
1023 is cataloged in the U.S. Government catalog under NSN 3110-00-156-1918. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.