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301875 — GEAR,SPUR

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

301875: GEAR,SPUR.

The GEAR,SPUR is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 360 OVERALL, body_style: PLAIN, SOLID, bore_style: THREAD SERIES DESIGNATOR PARTIALLY THREADED SECOND END, thread_class: 2B SECOND END, pitch_diameter: 0.2917 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES. This part is cataloged in the U.S.

Government catalog under NSN 3130-00-757-9917, 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
301875
NSN: 3130-00-757-9917
NIINs: 007579917, 014070755
FSC: 3130 — Bearings, Mounted
CAGE: 56190 — METADURE PARTS & SALES, INC. (USA)
SPECIFICATIONS
materialCOPPER ALLOY 360 OVERALL
body_stylePLAIN, SOLID
bore_styleTHREAD SERIES DESIGNATOR PARTIALLY THREADED SECOND END
thread_class2B SECOND END
pitch_diameter0.2917 INCHES NOMINAL IN
pressure_angle20.0000 DEGREES
teeth_quantity14
style_designatorPROTRUDING HUB
thread_directionRIGHT-HAND SECOND END
face_nominal_width0.125 INCHES IN
nominal_thread_size0.112 INCHES SECOND END IN
hub_nominal_diameter0.188 INCHES FIRST END IN
NSN3130-00-757-9917
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 301875 · 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
•
SEAL TYPE: CARTRIDGE
•
ASSEMBLY OVERALL LENGTH: 3.7500 INCHES NOMINAL IN
•
FLANGE THICKNESS: 0.4375 INCHES NOMINAL IN
•
MOUNTING HOLE TYPE: ROUND, UNTHREADED
•
STYLE DESIGNATOR: FLANGE BLOCK
•
MOUNTING HOLE DIAMETER: 0.4375 INCHES NOMINAL IN
•
HOUSING WIDTH: 3.7500 INCHES NOMINAL IN
•
BOLT CIRCLE DIAMETER: 2.7500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SEAL TYPECARTRIDGE
ASSEMBLY OVERALL LENGTH3.7500 INCHES NOMINAL IN
FLANGE THICKNESS0.4375 INCHES NOMINAL IN
MOUNTING HOLE TYPEROUND, UNTHREADED
STYLE DESIGNATORFLANGE BLOCK
MOUNTING HOLE DIAMETER0.4375 INCHES NOMINAL IN
HOUSING WIDTH3.7500 INCHES NOMINAL IN
BOLT CIRCLE DIAMETER2.7500 INCHES NOMINAL IN
BORE DIAMETER1.0001 INCHES MINIMUM AND 1.0006 INCHES MAXIMUM IN
MATERIALCHROMIUM ALLOY BALL
SUBSTITUTES & CROSS-REFERENCES 2
UCLF-205-16UReference document
Same NSN cross-reference
Reference document — Secondary reference
301875-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 301875?
301875 is a GEAR,SPUR.
What parts can replace 301875?
There are 2 known substitutes for 301875: UCLF-205-16U, 301875-1. Substitute compatibility should be verified for your specific system.
What is the NSN for 301875?
301875 is cataloged in the U.S. Government catalog under NSN 3130-00-757-9917. This indicates validated use in U.S. government and defense supply chains.
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