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Technical Data Sheet
PartsTable / COMPONENT / 543BPC1A
543BPC1A ✓ Verified by PartsTable
— · BALL BEARING
WHAT YOU NEED TO KNOW
2RS = sealed for life, ZZ = shielded re-greaseable ABEC grade: higher = tighter tolerance
ABEC-1 standard, ABEC-7+ for precision spindles
PRODUCT OVERVIEW

The BEARING,SLEEVE is a the manufacturer industrial component. Key specifications include diameter: 0.199 INCHES NOMINAL IN, material: RUBBER CUSHION, lug_width: 0.500 INCHES NOMINAL IN, body_style: HOLE MOUNT, body_width: 1.938 INCHES NOMINAL IN, hole_diameter: 0.563 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-343-6084, 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
543BPC1A
NSN: 3120-00-343-6084
FSC: 3120
CAGE: 82005 — ALLARD NAZARIAN GROUP, INC. DBA GRANITE STATE MANUFACTURING (USA)
SPECIFICATIONS
diameter0.199 INCHES NOMINAL IN
materialRUBBER CUSHION
lug_width0.500 INCHES NOMINAL IN
body_styleHOLE MOUNT
body_width1.938 INCHES NOMINAL IN
cell_quantity3
hole_diameter0.563 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
overall_width0.500 INCHES NOMINAL IN
inclosure_typeFULLY INCLOSED
overall_length2.500 INCHES NOMINAL IN
case_design_typeSEALED
special_featuresMK27 MOD2, MOD3 LOCKING BLOCK. TO BE USED ON MK27 MOD1, MOD2 MANUFACTURED BEGINNING 2013. TO BE USED ON ALL MK27 MOD3.
NSN3120-00-343-6084
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 543BPC1A · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
9-660-1-1-2Interchangeable
interchangeable cross-reference
interchangeable
TC1-1/2SPUDInterchangeable
interchangeable cross-reference
interchangeable
901B002Interchangeable
interchangeable cross-reference
interchangeable
870168-00Interchangeable
interchangeable cross-reference
interchangeable
789-4Interchangeable
interchangeable cross-reference
interchangeable
24193Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 543BPC1A?
543BPC1A is a BEARING,SLEEVE.
What parts can replace 543BPC1A?
There are 20 known substitutes for 543BPC1A: 9-660-1-1-2, TC1-1/2SPUD, 901B002 and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 543BPC1A?
543BPC1A is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-343-6084. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026