PartsTable
Technical Data Sheet
SM-A-858705-1 ✓ 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,SELF-LOCKING,CLINCH is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 OVERALL, nut_style: CLINCH, nut_height: 0.096 INCHES MAXIMUM IN, temp_rating: -55.0 CELSIUS MINIMUM AND 125.0 CELSIUS MAXIMUM DEGC, nut_diameter: 0.156 INCHES NOMINAL IN, pilot_length: 0.031 INCHES MAXIMUM 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 5310-01-502-5447, 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
SM-A-858705-1
NSN: 5310-01-502-5447
FSC: 5310
CAGE: 80063 — US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR (USA)
SPECIFICATIONS
materialSTEEL COMP 303 OVERALL
nut_styleCLINCH
nut_height0.096 INCHES MAXIMUM IN
temp_rating-55.0 CELSIUS MINIMUM AND 125.0 CELSIUS MAXIMUM DEGC
nut_diameter0.156 INCHES NOMINAL IN
pilot_length0.031 INCHES MAXIMUM IN
thread_class3B
thread_seriesUNIFIED NATIONAL COARSE (UNC)
pilot_diameter0.143 INCHES MINIMUM AND 0.146 INCHES MAXIMUM IN
locking_featurePREVAILING TORQUE ALL METAL DESIGN
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE OVERALL
NSN5310-01-502-5447
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: SM-A-858705-1 · 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 SERIES: UNIFIED NATIONAL COARSE (UNC)
THREAD DIRECTION: RIGHT-HAND
NUT HEIGHT: 0.096 INCHES MAXIMUM IN
PILOT LENGTH: 0.031 INCHES MAXIMUM IN
LOCKING FEATURE: PREVAILING TORQUE ALL METAL DESIGN
NOMINAL THREAD SIZE: 0.086 INCHES IN
THREAD QUANTITY PER INCH: 56
SURFACE TREATMENT: PASSIVATE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
THREAD DIRECTIONRIGHT-HAND
NUT HEIGHT0.096 INCHES MAXIMUM IN
PILOT LENGTH0.031 INCHES MAXIMUM IN
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
NOMINAL THREAD SIZE0.086 INCHES IN
THREAD QUANTITY PER INCH56
SURFACE TREATMENTPASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
TEMP RATING-55.0 CELSIUS MINIMUM AND 125.0 CELSIUS MAXIMUM DEGC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
10121870Interchangeable
interchangeable cross-reference
interchangeable
5310PL0150187Interchangeable
interchangeable cross-reference
interchangeable
45047-0008Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SM-A-858705-1?
SM-A-858705-1 is a NUT,SELF-LOCKING,CLINCH.
What parts can replace SM-A-858705-1?
There are 3 known substitutes for SM-A-858705-1: 10121870, 5310PL0150187, 45047-0008. Substitute compatibility should be verified for your specific system.
What is the NSN for SM-A-858705-1?
SM-A-858705-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-502-5447. This indicates validated use in U.S. government and defense supply chains.
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