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129-020 — POST,BINDING,ELECTRICAL

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

129-020: POST,BINDING,ELECTRICAL.

The POST,BINDING,ELECTRICAL is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY CONDUCTOR ACCOMMODATION, cone_width: 0.7810 INCHES NOMINAL IN, bore_diameter: 0.9375 INCHES NOMINAL IN, thread_length: 0.406 INCHES IN, overall_height: 1.218 INCHES IN, overall_diameter: 0.380 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-100-0719, 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
129-020
NSN: 3110-00-100-0719
NIINs: 001000719, 006868263
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 24617 — GENERAL MOTORS CORP (USA)
SPECIFICATIONS
materialCOPPER ALLOY CONDUCTOR ACCOMMODATION
cone_width0.7810 INCHES NOMINAL IN
bore_diameter0.9375 INCHES NOMINAL IN
thread_length0.406 INCHES IN
overall_height1.218 INCHES IN
overall_diameter0.380 INCHES IN
style_designatorNORMAL ANGLE
basic_shape_styleSINGLE POST, ROUND (POST BINDING)
features_providedMOUNTING HARDWARE
surface_treatmentNICKEL MOUNTING FACILITY SINGLE LAYER
cone_corner_radius0.0312 INCHES NOMINAL IN
wire_hole_diameter0.090 INCHES SINGLE END IN
NSN3110-00-100-0719
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 129-020 · 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
•
STYLE DESIGNATOR: NORMAL ANGLE
•
CONE CORNER RADIUS: 0.0312 INCHES NOMINAL IN
•
CONE WIDTH: 0.7810 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
BORE DIAMETER: 0.9375 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORNORMAL ANGLE
CONE CORNER RADIUS0.0312 INCHES NOMINAL IN
CONE WIDTH0.7810 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
BORE DIAMETER0.9375 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 7
3DD5Reference document
Same NSN cross-reference
Reference document — Secondary reference
1779Reference document
Same NSN cross-reference
Reference document — Secondary reference
13321DAReference document
Same NSN cross-reference
Reference document — Secondary reference
FF-B-187/1Reference document
Same NSN cross-reference
Reference document — Secondary reference
FFB187/01-037Reference document
Same NSN cross-reference
Reference document — Secondary reference
AA59649A-037Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 129-020?
129-020 is a POST,BINDING,ELECTRICAL.
What parts can replace 129-020?
There are 7 known substitutes for 129-020: 3DD5, 1779, 13321DA and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 129-020?
129-020 is cataloged in the U.S. Government catalog under NSN 3110-00-100-0719. This indicates validated use in U.S. government and defense supply chains.
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