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Technical Data Sheet
PartsTable / COMPONENT / 156001-186-5
156001-186-5 ✓ 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

CONNECTOR,RECEPTACLE,ELECTRICAL. Key specifications include material: STEEL COMP 4130 OVERALL, corner_shape: SQUARE ALL CORNERS, overall_length: 0.6770 INCHES MINIMUM AND 0.6970 INCHES MAXIMUM IN, surface_finish: 40.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY, style_designator: SOLID, PLAIN, NO OUTSIDE FLANGES, body_inside_diameter: 0.1865 INCHES MINIMUM AND 0.2065 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 3120-00-516-0295, 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
156001-186-5
NSN: 3120-00-516-0295
FSC: 3120
CAGE: 81996 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
materialSTEEL COMP 4130 OVERALL
corner_shapeSQUARE ALL CORNERS
overall_length0.6770 INCHES MINIMUM AND 0.6970 INCHES MAXIMUM IN
surface_finish40.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
body_inside_diameter0.1865 INCHES MINIMUM AND 0.2065 INCHES MAXIMUM IN
body_outside_diameter0.2490 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
material_document_and_classificationMIL-T-6736,TY 1,COND N MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN3120-00-516-0295
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 156001-186-5 · 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: MIL-T-6736,TY 1,COND N MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
SURFACE FINISH: 40.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
•
BODY INSIDE DIAMETER: 0.1865 INCHES MINIMUM AND 0.2065 INCHES MAXIMUM IN
•
BODY OUTSIDE DIAMETER: 0.2490 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
•
CORNER SHAPE: SQUARE ALL CORNERS
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
MATERIAL: STEEL COMP 4130 OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-T-6736,TY 1,COND N MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE FINISH40.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
BODY INSIDE DIAMETER0.1865 INCHES MINIMUM AND 0.2065 INCHES MAXIMUM IN
OVERALL LENGTH0.6770 INCHES MINIMUM AND 0.6970 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER0.2490 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
CORNER SHAPESQUARE ALL CORNERS
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
MATERIALSTEEL COMP 4130 OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
14590Interchangeable
interchangeable cross-reference
interchangeable
6B052Interchangeable
interchangeable cross-reference
interchangeable
9200Interchangeable
interchangeable cross-reference
interchangeable
1021053-2Interchangeable
Same NIIN cross-reference
interchangeable
6A052Interchangeable
Same NIIN cross-reference
interchangeable
SWM84Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 156001-186-5?
156001-186-5 is a CONNECTOR,RECEPTACLE,ELECTRICAL.
What parts can replace 156001-186-5?
There are 6 known substitutes for 156001-186-5: 14590, 6B052, 9200 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 156001-186-5?
156001-186-5 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-516-0295. This indicates validated use in U.S. government and defense supply chains.
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Last verified: July 2026