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NP05 — BEARING UNIT,BALL

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

NP05: BEARING UNIT,BALL.

The BEARING UNIT,BALL is a the manufacturer industrial component. Key specifications include base_length: 1.5000 INCHES NOMINAL IN, bore_diameter: 0.9843 INCHES NOMINAL IN, housing_width: 5.5000 INCHES NOMINAL IN, base_thickness: 0.6250 INCHES NOMINAL IN, housing_height: 2.8437 INCHES NOMINAL IN, style_designator: PILLOW BLOCK, SOLID. This part is cataloged in the U.S.

Government catalog under NSN 3130-00-517-8207, 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
NP05
NSN: 3130-00-517-8207
FSC: 3130 — Bearings, Mounted
CAGE: 23803 — N T N BEARING CORP OF AMERICA (USA)
SPECIFICATIONS
base_length1.5000 INCHES NOMINAL IN
bore_diameter0.9843 INCHES NOMINAL IN
housing_width5.5000 INCHES NOMINAL IN
base_thickness0.6250 INCHES NOMINAL IN
housing_height2.8437 INCHES NOMINAL IN
style_designatorPILLOW BLOCK, SOLID
mounting_slot_width0.4375 INCHES NOMINAL IN
mounting_slot_length0.6250 INCHES NOMINAL IN
height_from_bottom_of_base_to_bore_centerline1.4370 INCHES NOMINAL IN
center_to_center_distance_between_mounting_holes_along_width4.1300 INCHES NOMINAL IN
NSN3130-00-517-8207
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: NP05 · OEM ⚠ VERIFY BEFORE ORDERING ABEC grade: higher = tighter tolerance = higher cost. ABEC-1 is standard, ABEC-7+ for precision spindles. Open, shielded (ZZ), and sealed (2RS) versions have different max RPM ratings ✓ BROKER TIP 2RS = sealed for life (no maintenance). ZZ = shielded, re-greaseable. Open = must lubricate on install. Common interchange: 6205-2RS = 6205-2RSR = 6205-DDU (same bearing, different suffix) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
HOUSING HEIGHT: 2.8437 INCHES NOMINAL IN
•
MOUNTING SLOT LENGTH: 0.6250 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PILLOW BLOCK, SOLID
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG WIDTH: 4.1300 INCHES NOMINAL IN
•
HOUSING WIDTH: 5.5000 INCHES NOMINAL IN
•
BASE LENGTH: 1.5000 INCHES NOMINAL IN
•
BASE THICKNESS: 0.6250 INCHES NOMINAL IN
•
BORE DIAMETER: 0.9843 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
HOUSING HEIGHT2.8437 INCHES NOMINAL IN
MOUNTING SLOT LENGTH0.6250 INCHES NOMINAL IN
STYLE DESIGNATORPILLOW BLOCK, SOLID
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG WIDTH4.1300 INCHES NOMINAL IN
HOUSING WIDTH5.5000 INCHES NOMINAL IN
BASE LENGTH1.5000 INCHES NOMINAL IN
BASE THICKNESS0.6250 INCHES NOMINAL IN
BORE DIAMETER0.9843 INCHES NOMINAL IN
HEIGHT FROM BOTTOM OF BASE TO BORE CENTERLINE1.4370 INCHES NOMINAL IN
MOUNTING SLOT WIDTH0.4375 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
102932Same 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 NP05?
NP05 is a BEARING UNIT,BALL.
What parts can replace NP05?
There is 1 known substitute for NP05: 102932. Substitute compatibility should be verified for your specific system.
What is the NSN for NP05?
NP05 is cataloged in the U.S. Government catalog under NSN 3130-00-517-8207. 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.