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PartsTable / COMPONENT / 3120-2 SH ST 1
3120-2 SH ST 1 ✓ 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: COPPER ALLOY 910 OVERALL, corner_shape: SQUARE ALL CORNERS, overall_length: 1.1250 INCHES NOMINAL IN, style_designator: SOLID, PLAIN, NO OUTSIDE FLANGES, body_inside_diameter: 0.8750 INCHES MINIMUM AND 0.8760 INCHES MAXIMUM IN, body_outside_diameter: 1.1255 INCHES MINIMUM AND 1.1260 INCHES MAXIMUM 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 3120-00-661-7806, 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
3120-2 SH ST 1
NSN: 3120-00-661-7806
FSC: 3120
CAGE: 14153 — DEFENSE LOGISTICS AGENCY DBA DEFENSE SUPPLY CENTER PHILADELPHIA (USA)
SPECIFICATIONS
materialCOPPER ALLOY 910 OVERALL
corner_shapeSQUARE ALL CORNERS
overall_length1.1250 INCHES NOMINAL IN
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
body_inside_diameter0.8750 INCHES MINIMUM AND 0.8760 INCHES MAXIMUM IN
body_outside_diameter1.1255 INCHES MINIMUM AND 1.1260 INCHES MAXIMUM IN
NSN3120-00-661-7806
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 3120-2 SH ST 1 · 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
•
BODY OUTSIDE DIAMETER: 1.1255 INCHES MINIMUM AND 1.1260 INCHES MAXIMUM IN
•
BODY INSIDE DIAMETER: 0.8750 INCHES MINIMUM AND 0.8760 INCHES MAXIMUM IN
•
MATERIAL: COPPER ALLOY 910 OVERALL
•
CORNER SHAPE: SQUARE ALL CORNERS
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
TECHNICAL CHARACTERISTICS (FLIS)
BODY OUTSIDE DIAMETER1.1255 INCHES MINIMUM AND 1.1260 INCHES MAXIMUM IN
BODY INSIDE DIAMETER0.8750 INCHES MINIMUM AND 0.8760 INCHES MAXIMUM IN
MATERIALCOPPER ALLOY 910 OVERALL
CORNER SHAPESQUARE ALL CORNERS
OVERALL LENGTH1.1250 INCHES NOMINAL IN
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
MS15687-2Interchangeable
interchangeable cross-reference
interchangeable
1301-9104Interchangeable
interchangeable cross-reference
interchangeable
D-701Interchangeable
interchangeable cross-reference
interchangeable
40122Interchangeable
interchangeable cross-reference
interchangeable
695683-3Interchangeable
interchangeable cross-reference
interchangeable
DM24MH2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3120-2 SH ST 1?
3120-2 SH ST 1 is a BUSHING,SLEEVE.
What parts can replace 3120-2 SH ST 1?
There are 16 known substitutes for 3120-2 SH ST 1: MS15687-2, 1301-9104, D-701 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3120-2 SH ST 1?
3120-2 SH ST 1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-661-7806. 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