PartsTable
Technical Data Sheet
MS20066-734 ✓ Verified by PartsTable
· NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The KEY,MACHINE is a the manufacturer industrial component. Key specifications include overall_width: 0.625 INCHES MINIMUM AND 0.626 INCHES MAXIMUM IN, overall_height: 0.625 INCHES MINIMUM AND 0.626 INCHES MAXIMUM IN, overall_length: 10.990 INCHES MINIMUM AND 11.010 INCHES MAXIMUM IN, style_designator: PLAIN, starting_edge_shape: STRAIGHT, material_document_and_classification: 66 FED STD ALL MATERIAL RESPONSES OVERALL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-01-408-8524, 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
MS20066-734
NSN: 5315-01-408-8524
FSC: 5315
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
overall_width0.625 INCHES MINIMUM AND 0.626 INCHES MAXIMUM IN
overall_height0.625 INCHES MINIMUM AND 0.626 INCHES MAXIMUM IN
overall_length10.990 INCHES MINIMUM AND 11.010 INCHES MAXIMUM IN
style_designatorPLAIN
starting_edge_shapeSTRAIGHT
material_document_and_classification66 FED STD ALL MATERIAL RESPONSES OVERALL
NSN5315-01-408-8524
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: MS20066-734 · 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
STARTING EDGE SHAPE: STRAIGHT
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD ALL MATERIAL RESPONSES OVERALL
STYLE DESIGNATOR: PLAIN
MATERIAL: STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OR STEEL COMP 1021 OR STEEL COMP 1022 OR STEEL COMP 1023 OR STEEL COMP 1025 OR STEEL COMP 1026 OR STEEL COMP 1029 OR STEEL COMP 1030 OR STEEL COMP 1031 OR STEEL COMP 1033 OR STEEL COMP 1035 OR STEEL COMP 1034 OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
STARTING EDGE SHAPESTRAIGHT
OVERALL LENGTH10.990 INCHES MINIMUM AND 11.010 INCHES MAXIMUM IN
OVERALL HEIGHT0.625 INCHES MINIMUM AND 0.626 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
STYLE DESIGNATORPLAIN
MATERIALSTEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OR STEEL COMP 1021 OR STEEL COMP 1022 OR STEEL COMP 1023 OR STEEL COMP 1025 OR STEEL COMP 1026 OR STEEL COMP 1029 OR STEEL COMP 1030 OR STEEL COMP 1031 OR STEEL COMP 1033 OR STEEL COMP 1035 OR STEEL COMP 1034 OVERALL
OVERALL WIDTH0.625 INCHES MINIMUM AND 0.626 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
2196KInterchangeable
interchangeable cross-reference
interchangeable
21791MInterchangeable
interchangeable cross-reference
interchangeable
045-110VACInterchangeable
interchangeable cross-reference
interchangeable
OO-K-200Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS20066-734?
MS20066-734 is a KEY,MACHINE.
What parts can replace MS20066-734?
There are 4 known substitutes for MS20066-734: 2196K, 21791M, 045-110VAC and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS20066-734?
MS20066-734 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-01-408-8524. This indicates validated use in U.S. government and defense supply chains.
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