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PartsTable / COMPONENT / R-6180-X PIECE 1B
R-6180-X PIECE 1B ✓ 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 BUSHING,SLEEVE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 410 OVERALL, material_document_and_classification: ASTM A276 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-01-251-2000, 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
R-6180-X PIECE 1B
NSN: 3120-01-251-2000
FSC: 3120
CAGE: 38056 — ASHCROFT INC DBA HEISE (USA)
SPECIFICATIONS
materialSTEEL COMP 410 OVERALL
material_document_and_classificationASTM A276 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN3120-01-251-2000
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: R-6180-X PIECE 1B · 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A276 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: STEEL COMP 410 OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A276 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 410 OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
SEC857GInterchangeable
interchangeable cross-reference
interchangeable
B6259Interchangeable
interchangeable cross-reference
interchangeable
37161Interchangeable
interchangeable cross-reference
interchangeable
023-000688-123Interchangeable
interchangeable cross-reference
interchangeable
7902751-81Interchangeable
interchangeable cross-reference
interchangeable
CB6-2K5PCTInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is R-6180-X PIECE 1B?
R-6180-X PIECE 1B is a BUSHING,SLEEVE.
What parts can replace R-6180-X PIECE 1B?
There are 16 known substitutes for R-6180-X PIECE 1B: SEC857G, B6259, 37161 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for R-6180-X PIECE 1B?
R-6180-X PIECE 1B is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-01-251-2000. 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