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240646 — ROD,PISTON,LINEAR ACTUATING CYLI

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

240646: ROD,PISTON,LINEAR ACTUATING CYLI.

ROD,PISTON,LINEAR ACTUATING CYLI. Key specifications include height: 12.3 MILLIMETERS NOMINAL MM, material: ZINC ALLOY OVERALL, shank_length: 4.0 MILLIMETERS NOMINAL MM, shank_diameter: 6.5 MILLIMETERS NOMINAL MM, style_designator: STRAIGHT, surface_treatment: CHROMATE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-550-1499, 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
240646
NSN: 5310-00-550-1499
NIINs: 005501499, 009230885, 011913568, 014201886, 016482189
FSC: 5310 — Nuts and Washers
CAGE: 55469 — ESSEX INDUSTRIES, INC. DBA ESSEX INDUSTRIES (USA)
SPECIFICATIONS
height12.3 MILLIMETERS NOMINAL MM
materialZINC ALLOY OVERALL
shank_length4.0 MILLIMETERS NOMINAL MM
shank_diameter6.5 MILLIMETERS NOMINAL MM
style_designatorSTRAIGHT
surface_treatmentCHROMATE OVERALL
nominal_thread_size0.25 INCHES IN
supplementary_featuresTHREAD IS MOSTLY USE ON CARS AND LIGHT TRUCKS.
thread_quantity_per_inch28
screw_thread_series_designatorSAE-LT
NSN5310-00-550-1499
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 240646 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
EXTERNAL KEYWAY WIDTH: 0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
•
EXTERNAL KEYWAY QUANTITY: 1
•
OUTSIDE DIAMETER: 0.995 INCHES MINIMUM AND 1.005 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.125 INCHES NOMINAL IN
•
SURFACE TREATMENT: ZINC AND CADMIUM OVERALL
•
MATERIAL: STEEL OVERALL
•
HOLE DIAMETER: 0.375 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
•
EXTERNAL KEYWAY LENGTH: 0.125 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
EXTERNAL KEYWAY WIDTH0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
EXTERNAL KEYWAY QUANTITY1
OUTSIDE DIAMETER0.995 INCHES MINIMUM AND 1.005 INCHES MAXIMUM IN
MATERIAL THICKNESS0.125 INCHES NOMINAL IN
SURFACE TREATMENTZINC AND CADMIUM OVERALL
MATERIALSTEEL OVERALL
HOLE DIAMETER0.375 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
EXTERNAL KEYWAY LENGTH0.125 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 4
121276Reference document
Same NSN cross-reference
Reference document — Secondary reference
IVA583Reference document
Same NSN cross-reference
Reference document — Secondary reference
609181Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
WPP172Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 240646?
240646 is a ROD,PISTON,LINEAR ACTUATING CYLI.
What parts can replace 240646?
There are 4 known substitutes for 240646: 121276, IVA583, 609181 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 240646?
240646 is cataloged in the U.S. Government catalog under NSN 5310-00-550-1499. This indicates validated use in U.S. government and defense supply chains.
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