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MS20066-56 — KEY,MACHINE

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

MS20066-56: KEY,MACHINE.

The KEY,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, overall_width: 0.0937 INCHES MINIMUM AND 0.0948 INCHES MAXIMUM IN, overall_height: 0.0937 INCHES MINIMUM AND 0.0948 INCHES MAXIMUM IN, overall_length: 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN, shear_strength: 60000 SINGLE POUNDS PER SQUARE INCH, style_designator: PLAIN. This part is cataloged in the U.S.

Government catalog under NSN 5315-00-726-2491, 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
MS20066-56
NSN: 5315-00-726-2491
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 80205 — NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_width0.0937 INCHES MINIMUM AND 0.0948 INCHES MAXIMUM IN
overall_height0.0937 INCHES MINIMUM AND 0.0948 INCHES MAXIMUM IN
overall_length0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
shear_strength60000 SINGLE POUNDS PER SQUARE INCH
style_designatorPLAIN
starting_edge_shapeSTRAIGHT
material_document_and_classification66 COMP 1018 TO 1035 FED STD SINGLE MATERIAL RESPONSE OVERALL
NSN5315-00-726-2491
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: MS20066-56 · 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
•
STYLE DESIGNATOR: PLAIN
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 COMP 1018 TO 1035 FED STD SINGLE MATERIAL RESPONSE OVERALL
•
SHEAR STRENGTH: 60000 SINGLE POUNDS PER SQUARE INCH
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.0937 INCHES MINIMUM AND 0.0948 INCHES MAXIMUM IN
STARTING EDGE SHAPESTRAIGHT
STYLE DESIGNATORPLAIN
MATERIAL DOCUMENT AND CLASSIFICATION66 COMP 1018 TO 1035 FED STD SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
OVERALL WIDTH0.0937 INCHES MINIMUM AND 0.0948 INCHES MAXIMUM IN
SHEAR STRENGTH60000 SINGLE POUNDS PER SQUARE INCH
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
057-6-4Reference document
Same NSN cross-reference
Reference document — Replaced / superseded reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MS20066-56?
MS20066-56 is a KEY,MACHINE.
What parts can replace MS20066-56?
There is 1 known substitute for MS20066-56: 057-6-4. Substitute compatibility should be verified for your specific system.
What is the NSN for MS20066-56?
MS20066-56 is cataloged in the U.S. Government catalog under NSN 5315-00-726-2491. This indicates validated use in U.S. government and defense supply chains.
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