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717750176-009 — HOUSING,BEARING UNIT

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

717750176-009: HOUSING,BEARING UNIT.

The HOUSING,BEARING UNIT is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 6061 OVERALL, bore_diameter: 2.5000 INCHES MINIMUM AND 2.5050 INCHES MAXIMUM IN, housing_length: 3.750 INCHES NOMINAL IN, shaft_end_type: OPEN, mounting_hole_type: ROUND, UNTHREADED, mounting_hole_diameter: 0.499 INCHES MINIMUM AND 0.506 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3130-01-308-5099, 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
717750176-009
NSN: 3130-01-308-5099
FSC: 3130 — Bearings, Mounted
CAGE: 04939 — LOCKHEED MARTIN CORPORATION (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 6061 OVERALL
bore_diameter2.5000 INCHES MINIMUM AND 2.5050 INCHES MAXIMUM IN
housing_length3.750 INCHES NOMINAL IN
shaft_end_typeOPEN
mounting_hole_typeROUND, UNTHREADED
mounting_hole_diameter0.499 INCHES MINIMUM AND 0.506 INCHES MAXIMUM IN
material_document_and_classificationQQ-A-250/11-T651 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-200/8-T6511 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
height_from_bottom_of_base_to_bore_centerline2.188 INCHES NOMINAL IN
center_to_center_distance_between_mounting_holes_along_length2.000 INCHES NOMINAL IN
NSN3130-01-308-5099
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 717750176-009 · 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
•
MOUNTING HOLE TYPE: ROUND, UNTHREADED
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/11-T651 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-200/8-T6511 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
MOUNTING HOLE DIAMETER: 0.499 INCHES MINIMUM AND 0.506 INCHES MAXIMUM IN
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH: 2.000 INCHES NOMINAL IN
•
SHAFT END TYPE: OPEN
•
BORE DIAMETER: 2.5000 INCHES MINIMUM AND 2.5050 INCHES MAXIMUM IN
•
MATERIAL: ALUMINUM ALLOY 6061 OVERALL
•
HOUSING LENGTH: 3.750 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
MOUNTING HOLE TYPEROUND, UNTHREADED
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/11-T651 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-200/8-T6511 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MOUNTING HOLE DIAMETER0.499 INCHES MINIMUM AND 0.506 INCHES MAXIMUM IN
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH2.000 INCHES NOMINAL IN
SHAFT END TYPEOPEN
BORE DIAMETER2.5000 INCHES MINIMUM AND 2.5050 INCHES MAXIMUM IN
MATERIALALUMINUM ALLOY 6061 OVERALL
HOUSING LENGTH3.750 INCHES NOMINAL IN
HEIGHT FROM BOTTOM OF BASE TO BORE CENTERLINE2.188 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 717750176-009?
717750176-009 is a HOUSING,BEARING UNIT.
What is the NSN for 717750176-009?
717750176-009 is cataloged in the U.S. Government catalog under NSN 3130-01-308-5099. 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.