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8340764 — HOUSING,BEARING UNIT

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

8340764: HOUSING,BEARING UNIT.

The HOUSING,BEARING UNIT is a the manufacturer industrial component. Key specifications include material: ALUMINUM OVERALL, base_length: 1.2500 INCHES NOMINAL IN, bore_diameter: 1.2540 INCHES MINIMUM AND 1.2600 INCHES MAXIMUM IN, housing_width: 6.1250 INCHES NOMINAL IN, base_thickness: 0.5000 INCHES NOMINAL IN, housing_height: 2.2198 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3130-00-040-1075, 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
8340764
NSN: 3130-00-040-1075
FSC: 3130 — Bearings, Mounted
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialALUMINUM OVERALL
base_length1.2500 INCHES NOMINAL IN
bore_diameter1.2540 INCHES MINIMUM AND 1.2600 INCHES MAXIMUM IN
housing_width6.1250 INCHES NOMINAL IN
base_thickness0.5000 INCHES NOMINAL IN
housing_height2.2198 INCHES NOMINAL IN
housing_length1.9844 INCHES MINIMUM AND 2.0156 INCHES MAXIMUM IN
style_designatorPILLOW BLOCK, SOLID
mounting_hole_diameter0.4375 INCHES NOMINAL IN
lubrication_fitting_typePIPE PLUG
height_from_bottom_of_base_to_bore_centerline1.1880 INCHES NOMINAL IN
lubrication_fitting_angle_from_horizontal_centerline15.0 DEGREES NOMINAL
NSN3130-00-040-1075
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 8340764 · 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
•
LUBRICATION FITTING TYPE: PIPE PLUG
•
HOUSING HEIGHT: 2.2198 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PILLOW BLOCK, SOLID
•
MOUNTING HOLE DIAMETER: 0.4375 INCHES NOMINAL IN
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG WIDTH: 5.1250 INCHES NOMINAL IN
•
HOUSING WIDTH: 6.1250 INCHES NOMINAL IN
•
BASE LENGTH: 1.2500 INCHES NOMINAL IN
•
BASE THICKNESS: 0.5000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
LUBRICATION FITTING TYPEPIPE PLUG
HOUSING HEIGHT2.2198 INCHES NOMINAL IN
STYLE DESIGNATORPILLOW BLOCK, SOLID
MOUNTING HOLE DIAMETER0.4375 INCHES NOMINAL IN
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG WIDTH5.1250 INCHES NOMINAL IN
HOUSING WIDTH6.1250 INCHES NOMINAL IN
BASE LENGTH1.2500 INCHES NOMINAL IN
BASE THICKNESS0.5000 INCHES NOMINAL IN
BORE DIAMETER1.2540 INCHES MINIMUM AND 1.2600 INCHES MAXIMUM IN
MATERIALALUMINUM OVERALL
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 8340764?
8340764 is a HOUSING,BEARING UNIT.
What is the NSN for 8340764?
8340764 is cataloged in the U.S. Government catalog under NSN 3130-00-040-1075. 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.