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Technical Data Sheet

56489 BASIC — Technical Data Sheet

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· 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 PIN,SHOULDER,HEADLESS is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1095 OVERALL, shank_length: 0.190 INCHES NOMINAL IN, overall_length: 0.290 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN, shank_diameter: 0.060 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN, first_end_style: ROUND, hardness_rating: 29.0 ROCKWELL C NOMINAL 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 5315-00-104-7605, 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
56489 BASIC
NSN: 5315-00-104-7605
FSC: 5315
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialSTEEL COMP 1095 OVERALL
shank_length0.190 INCHES NOMINAL IN
overall_length0.290 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN
shank_diameter0.060 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN
first_end_styleROUND
hardness_rating29.0 ROCKWELL C NOMINAL OVERALL
second_end_styleSQUARE
style_designatorSHOULDER
shoulder_diameter0.124 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
first_end_locationSHOULDER END
first_end_outer_radius0.020 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN
material_document_and_classificationAMS 5132 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5315-00-104-7605
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 56489 BASIC · 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
SHOULDER DIAMETER: 0.124 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
SECOND END RELATIONSHIP WITH FIRST END: NOT IDENTICAL
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5132 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL: STEEL COMP 1095 OVERALL
HARDNESS RATING: 29.0 ROCKWELL C NOMINAL OVERALL
FIRST END LOCATION: SHOULDER END
FIRST END OUTER RADIUS: 0.020 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
SHOULDER DIAMETER0.124 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
SECOND END RELATIONSHIP WITH FIRST ENDNOT IDENTICAL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5132 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 1095 OVERALL
HARDNESS RATING29.0 ROCKWELL C NOMINAL OVERALL
FIRST END LOCATIONSHOULDER END
OVERALL LENGTH0.290 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN
FIRST END OUTER RADIUS0.020 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN
STYLE DESIGNATORSHOULDER
SECOND END STYLESQUARE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
3116Interchangeable
interchangeable cross-reference
interchangeable
564089Interchangeable
interchangeable cross-reference
interchangeable
B116839Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 56489 BASIC?
56489 BASIC is a PIN,SHOULDER,HEADLESS.
What parts can replace 56489 BASIC?
There are 3 known substitutes for 56489 BASIC: 3116, 564089, B116839. Substitute compatibility should be verified for your specific system.
What is the NSN for 56489 BASIC?
56489 BASIC is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-104-7605. This indicates validated use in U.S. government and defense supply chains.
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