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PWA17509 — HOUSING,BEARING UNIT

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

PWA17509: HOUSING,BEARING UNIT.

The HOUSING,BEARING UNIT is a the manufacturer industrial component. Key specifications include material: STEEL HOUSING, bore_diameter: 8.625 MILLIMETERS NOMINAL MM, housing_length: 2.750 INCHES NOMINAL IN, housing_diameter: 13.125 INCHES NOMINAL IN, assembly_overall_length: 3.125 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3130-00-075-2643, 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
PWA17509
NSN: 3130-00-075-2643
FSC: 3130 — Bearings, Mounted
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialSTEEL HOUSING
bore_diameter8.625 MILLIMETERS NOMINAL MM
housing_length2.750 INCHES NOMINAL IN
housing_diameter13.125 INCHES NOMINAL IN
assembly_overall_length3.125 INCHES NOMINAL IN
NSN3130-00-075-2643
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: PWA17509 · 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
•
ASSEMBLY OVERALL LENGTH: 3.125 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CYLINDRICAL CARTRIDGE
•
BORE DIAMETER: 8.625 MILLIMETERS NOMINAL MM
•
MATERIAL: STEEL HOUSING
•
HOUSING LENGTH: 2.750 INCHES NOMINAL IN
•
HOUSING DIAMETER: 13.125 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
ASSEMBLY OVERALL LENGTH3.125 INCHES NOMINAL IN
STYLE DESIGNATORCYLINDRICAL CARTRIDGE
BORE DIAMETER8.625 MILLIMETERS NOMINAL MM
MATERIALSTEEL HOUSING
HOUSING LENGTH2.750 INCHES NOMINAL IN
HOUSING DIAMETER13.125 INCHES NOMINAL IN
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 PWA17509?
PWA17509 is a HOUSING,BEARING UNIT.
What is the NSN for PWA17509?
PWA17509 is cataloged in the U.S. Government catalog under NSN 3130-00-075-2643. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
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.