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Technical Data Sheet
02S10971A18 ✓ 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,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1010 OVERALL, nut_style: HEXAGON, nut_height: 4.40 MILLIMETERS MINIMUM AND 4.70 MILLIMETERS MAXIMUM MM, hardness_rating: 89.0 ROCKWELL B MINIMUM AND 30.0 ROCKWELL C MAXIMUM, thread_direction: RIGHT-HAND, surface_treatment: CADMIUM 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 5310-01-360-4838, 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
02S10971A18
NSN: 5310-01-360-4838
FSC: 5310
CAGE: 24975 — PRESTOLITE ELECTRIC INC (USA)
SPECIFICATIONS
materialSTEEL COMP 1010 OVERALL
nut_styleHEXAGON
nut_height4.40 MILLIMETERS MINIMUM AND 4.70 MILLIMETERS MAXIMUM MM
thread_seriesM
hardness_rating89.0 ROCKWELL B MINIMUM AND 30.0 ROCKWELL C MAXIMUM
thread_directionRIGHT-HAND
surface_treatmentCADMIUM OVERALL
width_across_flats7.78 MILLIMETERS MINIMUM AND 8.00 MILLIMETERS MAXIMUM MM
nominal_thread_size5.0 MILLIMETERS MM
bearing_surface_typeCHAMFERED
thread_tolerance_class6H INTERNAL
thread_pitch_in_millimeters0.80
NSN5310-01-360-4838
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 02S10971A18 · 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
MATERIAL: STEEL COMP 1010 OVERALL
NUT HEIGHT: 4.40 MILLIMETERS MINIMUM AND 4.70 MILLIMETERS MAXIMUM MM
NOMINAL THREAD SIZE: 5.0 MILLIMETERS MM
HARDNESS RATING: 89.0 ROCKWELL B MINIMUM AND 30.0 ROCKWELL C MAXIMUM
BEARING SURFACE TYPE: CHAMFERED
THREAD PITCH IN MILLIMETERS: 0.80
THREAD TOLERANCE CLASS: 6H INTERNAL
THREAD SERIES: M
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL COMP 1010 OVERALL
NUT HEIGHT4.40 MILLIMETERS MINIMUM AND 4.70 MILLIMETERS MAXIMUM MM
NOMINAL THREAD SIZE5.0 MILLIMETERS MM
HARDNESS RATING89.0 ROCKWELL B MINIMUM AND 30.0 ROCKWELL C MAXIMUM
BEARING SURFACE TYPECHAMFERED
THREAD PITCH IN MILLIMETERS0.80
THREAD TOLERANCE CLASS6H INTERNAL
THREAD SERIESM
NUT STYLEHEXAGON
WIDTH ACROSS FLATS7.78 MILLIMETERS MINIMUM AND 8.00 MILLIMETERS MAXIMUM MM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
120296Interchangeable
interchangeable cross-reference
interchangeable
PT3-1-45-422CInterchangeable
interchangeable cross-reference
interchangeable
120296-A00Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 02S10971A18?
02S10971A18 is a NUT,PLAIN,HEXAGON.
What parts can replace 02S10971A18?
There are 3 known substitutes for 02S10971A18: 120296, PT3-1-45-422C, 120296-A00. Substitute compatibility should be verified for your specific system.
What is the NSN for 02S10971A18?
02S10971A18 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-360-4838. This indicates validated use in U.S. government and defense supply chains.
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