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Technical Data Sheet
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1158P — Technical Data Sheet

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— · 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 COUPLING,SHAFT,FLEXIBLE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, corner_shape: SQUARE ALL CORNERS, overall_length: 3.3030 INCHES NOMINAL IN, keyway_dimension: 0.2500 INCHES NOMINAL INTERNAL KEYWAY WIDTH IN, style_designator: SOLID, PLAIN, NO OUTSIDE FLANGES, body_inside_diameter: 1.1250 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 3120-00-398-8193, 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
1158P
NSN: 3120-00-398-8193
FSC: 3120
CAGE: 93232 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DBA CURTISS WRIGHT ENGINEERED PUMP DIVISION USE CAGE CODE 0UBG9 FOR CATALOGING (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
corner_shapeSQUARE ALL CORNERS
overall_length3.3030 INCHES NOMINAL IN
keyway_dimension0.2500 INCHES NOMINAL INTERNAL KEYWAY WIDTH IN
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
body_inside_diameter1.1250 INCHES NOMINAL IN
body_outside_diameter1.6875 INCHES NOMINAL IN
NSN3120-00-398-8193
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 1158P · 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
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
MATERIAL: COPPER ALLOY OVERALL
•
CORNER SHAPE: SQUARE ALL CORNERS
•
KEYWAY DIMENSION: 0.2500 INCHES NOMINAL INTERNAL KEYWAY WIDTH IN
•
BODY INSIDE DIAMETER: 1.1250 INCHES NOMINAL IN
•
BODY OUTSIDE DIAMETER: 1.6875 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
MATERIALCOPPER ALLOY OVERALL
CORNER SHAPESQUARE ALL CORNERS
KEYWAY DIMENSION0.2500 INCHES NOMINAL INTERNAL KEYWAY WIDTH IN
BODY INSIDE DIAMETER1.1250 INCHES NOMINAL IN
OVERALL LENGTH3.3030 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER1.6875 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
302547InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
304234InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
0304234InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
2PRGHBOREInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
A17313InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
08-001-21-9999InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1158P?
1158P is a COUPLING,SHAFT,FLEXIBLE.
What parts can replace 1158P?
There are 12 known substitutes for 1158P: 302547, 304234, 0304234 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1158P?
1158P is cataloged in the Federal Logistics Information System under NSN 3120-00-398-8193. 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: October 2026