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Technical Data Sheet
PartsTable / COMPONENT / NS103739-12-02
NS103739-12-02 ✓ 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,CLIP-ON is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: FLOATING, temp_rating: 450.0 FAHRENHEIT MAXIMUM DEGF, thread_class: 3B, overall_width: 0.447 INCHES MAXIMUM IN, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF). This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-242-5395, 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
NS103739-12-02
NSN: 5310-00-242-5395
FSC: 5310
CAGE: 80539 — SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP DIV AEROSPACE - SANTA ANA (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleFLOATING
temp_rating450.0 FAHRENHEIT MAXIMUM DEGF
thread_class3B
overall_width0.447 INCHES MAXIMUM IN
thread_seriesUNIFIED NATIONAL JOINT FINE (UNJF)
hardness_rating46.0 ROCKWELL C MAXIMUM
locking_featurePREVAILING TORQUE ALL METAL DESIGN
panel_thickness0.235 INCHES MINIMUM IN
thread_directionRIGHT-HAND
features_providedFLOATING NUT
surface_treatmentCADMIUM AND CHROMATE OVERALL
NSN5310-00-242-5395
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: NS103739-12-02 · 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
•
LOCKING FEATURE: PREVAILING TORQUE ALL METAL DESIGN
•
THREAD DIRECTION: RIGHT-HAND
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
SURFACE TREATMENT: CADMIUM AND CHROMATE OVERALL
•
DISTANCE FROM BASE TO CENTER OF APERTURE: 0.725 INCHES MINIMUM AND 0.755 INCHES MAXIMUM IN
•
HARDNESS RATING: 46.0 ROCKWELL C MAXIMUM
•
THREAD QUANTITY PER INCH: 32
•
NUT COUNTERBORE DEPTH: 0.062 INCHES MINIMUM NUT IN
TECHNICAL CHARACTERISTICS (FLIS)
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
THREAD DIRECTIONRIGHT-HAND
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
DISTANCE FROM BASE TO CENTER OF APERTURE0.725 INCHES MINIMUM AND 0.755 INCHES MAXIMUM IN
HARDNESS RATING46.0 ROCKWELL C MAXIMUM
THREAD QUANTITY PER INCH32
NUT COUNTERBORE DEPTH0.062 INCHES MINIMUM NUT IN
TEMP RATING450.0 FAHRENHEIT MAXIMUM DEGF
FEATURES PROVIDEDFLOATING NUT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
845528-1Interchangeable
interchangeable cross-reference
interchangeable
SFC420EInterchangeable
interchangeable cross-reference
interchangeable
MC7420CCBSInterchangeable
interchangeable cross-reference
interchangeable
130068Interchangeable
interchangeable cross-reference
interchangeable
13100000-6Interchangeable
Same NIIN cross-reference
interchangeable
F49322-3-26Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is NS103739-12-02?
NS103739-12-02 is a NUT,CLIP-ON.
What parts can replace NS103739-12-02?
There are 11 known substitutes for NS103739-12-02: 845528-1, SFC420E, MC7420CCBS and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for NS103739-12-02?
NS103739-12-02 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-242-5395. 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