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17189-11 — HOUSING,BEARING UNIT

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

17189-11: HOUSING,BEARING UNIT.

The HOUSING,BEARING UNIT is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1020 OVERALL, bore_diameter: 2.5000 INCHES NOMINAL IN, housing_width: 4.000 INCHES NOMINAL IN, housing_height: 2.000 INCHES NOMINAL2.000 INCHES NOMINAL IN, housing_length: 2.000 INCHES NOMINAL IN, shaft_end_type: OPEN. This part is cataloged in the U.S.

Government catalog under NSN 3130-01-243-7702, 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
17189-11
NSN: 3130-01-243-7702
FSC: 3130 — Bearings, Mounted
CAGE: 07070 — UNITED STATES DEPARTMENT OF THE NAVY DBA NAVAL SURFACE WARFARE CENTER PANAMA CITY (USA)
SPECIFICATIONS
materialSTEEL COMP 1020 OVERALL
bore_diameter2.5000 INCHES NOMINAL IN
housing_width4.000 INCHES NOMINAL IN
housing_height2.000 INCHES NOMINAL2.000 INCHES NOMINAL IN
housing_length2.000 INCHES NOMINAL IN
shaft_end_typeOPEN
special_featuresBOTTOM HALF OF BLOCK; TWO THREADED HOLES IN BORE; THREADED HOLES IN FACE; GROOVE ON HOUSING SIDEBOTTOM HALF OF BLOCK; TWO THREADED HOLES IN BORE; THREADED HOLES IN FACE; GROOVE ON HOUSING SIDE
surface_treatmentCADMIUM AND CHROMATE OVERALL
mounting_hole_typeROUND, THREADED
nominal_thread_size0.312 INCHES0.312 INCHES IN
thread_quantity_per_inch24
thread_series_designatorUNF
NSN3130-01-243-7702
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 17189-11 · 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
HOUSING HEIGHT: 2.000 INCHES NOMINAL2.000 INCHES NOMINAL IN
•
MOUNTING HOLE TYPE: ROUND, THREADED
•
MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG WIDTH: 3.250 INCHES NOMINAL IN
•
NOMINAL THREAD SIZE: 0.312 INCHES0.312 INCHES IN
•
HOUSING WIDTH: 4.000 INCHES NOMINAL IN
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH: 1.250 INCHES NOMINAL1.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HOUSING HEIGHT2.000 INCHES NOMINAL2.000 INCHES NOMINAL IN
MOUNTING HOLE TYPEROUND, THREADED
MATERIAL DOCUMENT AND CLASSIFICATIONAISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG WIDTH3.250 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.312 INCHES0.312 INCHES IN
HOUSING WIDTH4.000 INCHES NOMINAL IN
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH1.250 INCHES NOMINAL1.250 INCHES NOMINAL IN
SHAFT END TYPEOPEN
SPECIAL FEATURESBOTTOM HALF OF BLOCK; TWO THREADED HOLES IN BORE; THREADED HOLES IN FACE; GROOVE ON HOUSING SIDEBOTTOM HALF OF BLOCK; TWO THREADED HOLES IN BORE; THREADED HOLES IN FACE; GROOVE ON HOUSING SIDE
OTHER ITEMS IN FSC 3130 — Bearings, Mounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3130-00-001-5118 3130-00-001-5137 3130-00-001-6585 3130-00-003-0422 3130-00-003-0455 3130-00-003-0794 3130-00-003-2802 3130-00-003-9535
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 17189-11?
17189-11 is a HOUSING,BEARING UNIT.
What is the NSN for 17189-11?
17189-11 is cataloged in the U.S. Government catalog under NSN 3130-01-243-7702. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.