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Technical Data Sheet
PartsTable / COMPONENT / 215869PC4
215869PC4 ✓ 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 NUT,PLAIN,ROUND is a the manufacturer industrial component. Key specifications include nut_style: ROUND, nut_diameter: 2.511 INCHES MINIMUM AND 2.541 INCHES MAXIMUM IN, nut_thickness: 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN, thread_series: UNS, hardness_rating: 66.0 ROCKWELL B MINIMUM AND 92.0 ROCKWELL B MAXIMUM, thread_direction: RIGHT-HAND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-185-6461, 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
215869PC4
NSN: 5310-00-185-6461
FSC: 5310
CAGE: 30760 — INGERSOLL RAND CO (USA)
SPECIFICATIONS
nut_styleROUND
nut_diameter2.511 INCHES MINIMUM AND 2.541 INCHES MAXIMUM IN
nut_thickness0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN
thread_seriesUNS
hardness_rating66.0 ROCKWELL B MINIMUM AND 92.0 ROCKWELL B MAXIMUM
thread_directionRIGHT-HAND
drive_point_depth0.094 INCHES NOMINAL IN
drive_point_width0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
nominal_thread_size1.767 INCHES IN
drive_point_quantity4
thread_pitch_diameters+1.7309 TO 1.7354 INCHES IN
thread_quantity_per_inch18
NSN5310-00-185-6461
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 215869PC4 · 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
•
THREAD PITCH DIAMETERS: +1.7309 TO 1.7354 INCHES IN
•
THREAD SERIES: UNS
•
NOMINAL THREAD SIZE: 1.767 INCHES IN
•
HARDNESS RATING: 66.0 ROCKWELL B MINIMUM AND 92.0 ROCKWELL B MAXIMUM
•
THREAD QUANTITY PER INCH: 18
•
MATERIAL: STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OR STEEL COMP 1021 OR STEEL COMP 1023 OR STEEL COMP 1025 OR STEEL COMP 1524 OR STEEL COMP 1026 OR STEEL COMP 1527 OR STEEL COMP 1030 OR STEEL COMP 1033 OR STEEL COMP 1034 OR STEEL COMP 1035 OVERALL
•
NUT THICKNESS: 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS (FLIS)
THREAD PITCH DIAMETERS+1.7309 TO 1.7354 INCHES IN
THREAD SERIESUNS
NOMINAL THREAD SIZE1.767 INCHES IN
HARDNESS RATING66.0 ROCKWELL B MINIMUM AND 92.0 ROCKWELL B MAXIMUM
THREAD QUANTITY PER INCH18
MATERIALSTEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OR STEEL COMP 1021 OR STEEL COMP 1023 OR STEEL COMP 1025 OR STEEL COMP 1524 OR STEEL COMP 1026 OR STEEL COMP 1527 OR STEEL COMP 1030 OR STEEL COMP 1033 OR STEEL COMP 1034 OR STEEL COMP 1035 OVERALL
NUT THICKNESS0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN
THREAD DIRECTIONRIGHT-HAND
DRIVE POINT WIDTH0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
DRIVE POINT DEPTH0.094 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 29
TRQD106Interchangeable
interchangeable cross-reference
interchangeable
D106Interchangeable
interchangeable cross-reference
interchangeable
B-10Interchangeable
interchangeable cross-reference
interchangeable
ASME B94.19Interchangeable
interchangeable cross-reference
interchangeable
4500-20V2029PC1T03Interchangeable
interchangeable cross-reference
interchangeable
4500-20V2066PC1T03Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 215869PC4?
215869PC4 is a NUT,PLAIN,ROUND.
What parts can replace 215869PC4?
There are 29 known substitutes for 215869PC4: TRQD106, D106, B-10 and 26 more. Substitute compatibility should be verified for your specific system.
Is 215869PC4 still available?
215869PC4 is currently cancelled.
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PartsTable Design LLC · partstable.com
Last verified: July 2026