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PartsTable / COMPONENT / RC106-15-1665PC1579
RC106-15-1665PC1579 ✓ 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,HEADED is a the manufacturer industrial component. Key specifications include height: 0.156 INCHES NOMINAL IN, diameter: 0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN, material: STEEL OVERALL, head_style: FLAT FILLISTER, chamfer_length: 0.016 INCHES NOMINAL IN, special_features: SERRATIONS 0.219 IN. LG UNDER HEAD IN.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-276-3703, 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
RC106-15-1665PC1579
NSN: 5315-00-276-3703
FSC: 5315
CAGE: 49576 — QUINCY COMPRESSOR DIVISION OF COLTEC INDUSTRIES INC DBA QUINCY COMPRESSOR DIV QUINCY COMPRESSOR (USA)
SPECIFICATIONS
height0.156 INCHES NOMINAL IN
diameter0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
materialSTEEL OVERALL
head_styleFLAT FILLISTER
chamfer_length0.016 INCHES NOMINAL IN
special_featuresSERRATIONS 0.219 IN. LG UNDER HEAD IN
style_designatorSTRAIGHT
pin_chamfer_angle45.0 DEGREES NOMINAL
pin_head_diameter0.375 INCHES NOMINAL IN
under_head_length1.531 INCHES NOMINAL IN
first_hole_diameter0.109 INCHES NOMINAL IN
hole_arrangement_styleONE END DRILLED
NSN5315-00-276-3703
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: RC106-15-1665PC1579 · 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
•
CHAMFER LENGTH: 0.016 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
HOLE ARRANGEMENT STYLE: ONE END DRILLED
•
UNDER HEAD LENGTH: 1.531 INCHES NOMINAL IN
•
DIAMETER: 0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
•
FIRST HOLE DIAMETER: 0.109 INCHES NOMINAL IN
•
HEIGHT: 0.156 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESSERRATIONS 0.219 IN. LG UNDER HEAD IN
CHAMFER LENGTH0.016 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
HOLE ARRANGEMENT STYLEONE END DRILLED
UNDER HEAD LENGTH1.531 INCHES NOMINAL IN
DIAMETER0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
FIRST HOLE DIAMETER0.109 INCHES NOMINAL IN
HEIGHT0.156 INCHES NOMINAL IN
PIN CHAMFER ANGLE45.0 DEGREES NOMINAL
DISTANCE FROM CENTERLINE OF HOLE TO END OF PIN0.125 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
1579Interchangeable
interchangeable cross-reference
interchangeable
666219C1Interchangeable
interchangeable cross-reference
interchangeable
51579Interchangeable
interchangeable cross-reference
interchangeable
1579AInterchangeable
interchangeable cross-reference
interchangeable
226800-000Interchangeable
interchangeable cross-reference
interchangeable
36S1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is RC106-15-1665PC1579?
RC106-15-1665PC1579 is a PIN,STRAIGHT,HEADED.
What parts can replace RC106-15-1665PC1579?
There are 16 known substitutes for RC106-15-1665PC1579: 1579, 666219C1, 51579 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for RC106-15-1665PC1579?
RC106-15-1665PC1579 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-276-3703. 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