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R20719 ✓ 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 PIN,STRAIGHT,HEADLESS is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, first_end_style: CHAMFERED, pin_overall_length: 6.875 INCHES NOMINAL IN, pin_overall_diameter: 0.6190 INCHES NOMINAL IN, first_end_taper_angle: 30.0 DEGREES NOMINAL, first_end_taper_length: 0.063 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-360-8164, 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
R20719
NSN: 5315-00-360-8164
FSC: 5315
CAGE: 83120 — PRESSED METALS OF AMERICA INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
first_end_styleCHAMFERED
pin_overall_length6.875 INCHES NOMINAL IN
pin_overall_diameter0.6190 INCHES NOMINAL IN
first_end_taper_angle30.0 DEGREES NOMINAL
first_end_taper_length0.063 INCHES NOMINAL IN
second_end_relationship_with_first_endIDENTICAL
NSN5315-00-360-8164
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: R20719 · 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
•
PIN OVERALL LENGTH: 6.875 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
FIRST END TAPER LENGTH: 0.063 INCHES NOMINAL IN
•
FIRST END TAPER ANGLE: 30.0 DEGREES NOMINAL
•
PIN OVERALL DIAMETER: 0.6190 INCHES NOMINAL IN
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
•
FIRST END STYLE: CHAMFERED
TECHNICAL CHARACTERISTICS (FLIS)
PIN OVERALL LENGTH6.875 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
FIRST END TAPER LENGTH0.063 INCHES NOMINAL IN
FIRST END TAPER ANGLE30.0 DEGREES NOMINAL
PIN OVERALL DIAMETER0.6190 INCHES NOMINAL IN
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
FIRST END STYLECHAMFERED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 29
1509-6Interchangeable
interchangeable cross-reference
interchangeable
M24135/1-06Interchangeable
interchangeable cross-reference
interchangeable
MIL-H-24135-6CLInterchangeable
interchangeable cross-reference
interchangeable
112966AInterchangeable
interchangeable cross-reference
interchangeable
17T601Interchangeable
interchangeable cross-reference
interchangeable
305MInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is R20719?
R20719 is a PIN,STRAIGHT,HEADLESS.
What parts can replace R20719?
There are 29 known substitutes for R20719: 1509-6, M24135/1-06, MIL-H-24135-6CL and 26 more. Substitute compatibility should be verified for your specific system.
Is R20719 still available?
R20719 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026