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B434-8140-11 — BUSHING,SLEEVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

B434-8140-11: BUSHING,SLEEVE.

The BUSHING,SLEEVE is a the manufacturer industrial component. Key specifications include material: STEEL AND STEEL CORROSION RESISTING AND NICKEL ALLOY, body_style: PANEL MOUNT, overall_width: 19.000 INCHES NOMINAL IN, actuator_style: ROUND, inclosure_type: FULLY INCLOSED, overall_height: 12.500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3120-01-508-0877, 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
B434-8140-11
NSN: 3120-01-508-0877
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)
SPECIFICATIONS
materialSTEEL AND STEEL CORROSION RESISTING AND NICKEL ALLOY
body_stylePANEL MOUNT
overall_width19.000 INCHES NOMINAL IN
actuator_styleROUND
inclosure_typeFULLY INCLOSED
overall_height12.500 INCHES NOMINAL IN
overall_length22.500 INCHES NOMINAL IN
special_featuresWS-SEAWOLF CLASS SSN
end_item_identificationSEAWOLF CLASS SSN; STARBOARD TRAY GUIDE AND LOCK MISCELLANEOUS ASSEMLBY; ACTUATOR,ROT
switch_actuator_quantity1
accessory_components_and_quantityTOP PLATE 1; BOTTOM PLATE 1; SLEEVE 6; PARALLEL SQUARE KEY 1; SCH CYL SLFLKG CAP SCREW 4; SWITCH ACTUATOR HYDRAULIC LOCK ASSY 1 (4810-01-507-3155)
NSN3120-01-508-0877
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: B434-8140-11 · 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
SUBSTITUTES & CROSS-REFERENCES 1
596-7410364Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 B434-8140-11?
B434-8140-11 is a BUSHING,SLEEVE.
What parts can replace B434-8140-11?
There is 1 known substitute for B434-8140-11: 596-7410364. Substitute compatibility should be verified for your specific system.
What is the NSN for B434-8140-11?
B434-8140-11 is cataloged in the U.S. Government catalog under NSN 3120-01-508-0877. 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.