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Technical Data Sheet
PartsTable / COMPONENT / 2207-387
2207-387 ✓ 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, hardness_rating: 25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL, pin_overall_length: 5.065 INCHES MINIMUM AND 5.095 INCHES MAXIMUM IN, pin_overall_diameter: 0.6150 INCHES MINIMUM AND 0.6155 INCHES MAXIMUM IN, first_end_taper_angle: 15.0 DEGREES NOMINAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-816-9757, 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
2207-387
NSN: 5315-00-816-9757
FSC: 5315
CAGE: 82181 — WILLIAM SPENCER (USA)
SPECIFICATIONS
materialSTEEL OVERALL
first_end_styleCHAMFERED
hardness_rating25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL
pin_overall_length5.065 INCHES MINIMUM AND 5.095 INCHES MAXIMUM IN
pin_overall_diameter0.6150 INCHES MINIMUM AND 0.6155 INCHES MAXIMUM IN
first_end_taper_angle15.0 DEGREES NOMINAL
first_end_taper_length0.037 INCHES MINIMUM AND 0.076 INCHES MAXIMUM IN
second_end_relationship_with_first_endIDENTICAL
NSN5315-00-816-9757
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 2207-387 · 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
•
FIRST END TAPER ANGLE: 15.0 DEGREES NOMINAL
•
HARDNESS RATING: 25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL
•
MATERIAL: STEEL OVERALL
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
•
PIN OVERALL DIAMETER: 0.6150 INCHES MINIMUM AND 0.6155 INCHES MAXIMUM IN
•
FIRST END STYLE: CHAMFERED
•
PIN OVERALL LENGTH: 5.065 INCHES MINIMUM AND 5.095 INCHES MAXIMUM IN
•
FIRST END TAPER LENGTH: 0.037 INCHES MINIMUM AND 0.076 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
FIRST END TAPER ANGLE15.0 DEGREES NOMINAL
HARDNESS RATING25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL
MATERIALSTEEL OVERALL
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
PIN OVERALL DIAMETER0.6150 INCHES MINIMUM AND 0.6155 INCHES MAXIMUM IN
FIRST END STYLECHAMFERED
PIN OVERALL LENGTH5.065 INCHES MINIMUM AND 5.095 INCHES MAXIMUM IN
FIRST END TAPER LENGTH0.037 INCHES MINIMUM AND 0.076 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
126284Interchangeable
interchangeable cross-reference
interchangeable
XM-79660-71L28-6.2U43-10-I-LInterchangeable
interchangeable cross-reference
interchangeable
05A231-02Interchangeable
interchangeable cross-reference
interchangeable
12-7087Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2207-387?
2207-387 is a PIN,STRAIGHT,HEADLESS.
What parts can replace 2207-387?
There are 4 known substitutes for 2207-387: 126284, XM-79660-71L28-6.2U43-10-I-L, 05A231-02 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2207-387?
2207-387 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-816-9757. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026