64-709 — PISTON

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

64-709: PISTON.

The PISTON is a the manufacturer industrial component. Key specifications include lug_width: 0.235 INCHES MINIMUM AND 0.240 INCHES MAXIMUM IN, lug_length: 0.250 INCHES NOMINAL IN, drive_end_shape: SQUARE SINGLE END INTERNAL, outside_diameter: 2.000 INCHES NOMINAL IN, angle_between_lugs: 45.0 DEGREES NOMINAL, drive_surface_size: 0.375 INCHES NOMINAL SINGLE END IN. This part is cataloged in the U.S.

Government catalog under NSN 5120-00-508-6975, 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

64-709

NSN: 5120-00-508-6975
NIINs: 005086975, 011983570, 012413903
FSC: 5120 — Hand Tools, Nonedged, Nonpowered
CAGE: 80254 — TEXTRON LYCOMING INC WILLIAMSPORT PLANT (USA)

SPECIFICATIONS

lug_width	0.235 INCHES MINIMUM AND 0.240 INCHES MAXIMUM IN
lug_length	0.250 INCHES NOMINAL IN
drive_end_shape	SQUARE SINGLE END INTERNAL
outside_diameter	2.000 INCHES NOMINAL IN
angle_between_lugs	45.0 DEGREES NOMINAL
drive_surface_size	0.375 INCHES NOMINAL SINGLE END IN
NSN	5120-00-508-6975

COMPONENT DIAGRAM

KEY FEATURES

•

DRIVE SURFACE SIZE: 0.375 INCHES NOMINAL SINGLE END IN

•

ANGLE BETWEEN LUGS: 45.0 DEGREES NOMINAL

•

OUTSIDE DIAMETER: 2.000 INCHES NOMINAL IN

•

LUG WIDTH: 0.235 INCHES MINIMUM AND 0.240 INCHES MAXIMUM IN

•

DRIVE END SHAPE: SQUARE SINGLE END INTERNAL

•

LUG LENGTH: 0.250 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

DRIVE SURFACE SIZE	0.375 INCHES NOMINAL SINGLE END IN
ANGLE BETWEEN LUGS	45.0 DEGREES NOMINAL
OUTSIDE DIAMETER	2.000 INCHES NOMINAL IN
LUG WIDTH	0.235 INCHES MINIMUM AND 0.240 INCHES MAXIMUM IN
DRIVE END SHAPE	SQUARE SINGLE END INTERNAL
LUG LENGTH	0.250 INCHES NOMINAL IN

SUBSTITUTES & CROSS-REFERENCES 1

64Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 64-709?

64-709 is a PISTON.

What parts can replace 64-709?

There is 1 known substitute for 64-709: 64. Substitute compatibility should be verified for your specific system.

What is the NSN for 64-709?

64-709 is cataloged in the U.S. Government catalog under NSN 5120-00-508-6975. This indicates validated use in U.S. government and defense supply chains.

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