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Technical Data Sheet
PartsTable / COMPONENT / LL-HX3-5352
LL-HX3-5352 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The STUD,PLAIN is a the manufacturer industrial component. Key specifications include material: STEEL COMP 304 OR STEEL COMP 305, thread_class: 2A NUT THREAD A, thread_length: 1.250 INCHES NOMINAL STUD THREAD IN, overall_length: 9.500 INCHES NOMINAL IN, thread_direction: RIGHT-HAND NUT THREAD, nominal_thread_size: 0.312 INCHES NUT THREAD 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 5307-01-445-9996, 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
LL-HX3-5352
NSN: 5307-01-445-9996
FSC: 5307
CAGE: 14153 — DEFENSE LOGISTICS AGENCY DBA DEFENSE SUPPLY CENTER PHILADELPHIA (USA)
SPECIFICATIONS
materialSTEEL COMP 304 OR STEEL COMP 305
thread_class2A NUT THREAD A
thread_length1.250 INCHES NOMINAL STUD THREAD IN
overall_length9.500 INCHES NOMINAL IN
thread_directionRIGHT-HAND NUT THREAD
nominal_thread_size0.312 INCHES NUT THREAD IN
special_test_featuresSPECIAL QUALITY CONTROL TESTING
thread_quantity_per_inch18 NUT THREAD
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) NUT THREAD
departure_from_cited_documentAS MODIFIED BY MATERIAL
criticality_code_justificationZZZY
reference_number_differentiating_characteristicsAS DIFFERENTIATED BY MATERIAL WHICH MUST CONFORM TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTROL PROVISIONS
NSN5307-01-445-9996
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: LL-HX3-5352 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC) NUT THREAD
•
TEST DATA DOCUMENT: 81349-MIL-P-23199 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
•
SPECIAL TEST FEATURES: SPECIAL QUALITY CONTROL TESTING
•
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: AS DIFFERENTIATED BY MATERIAL WHICH MUST CONFORM TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTROL PROVISIONS
•
CRITICALITY CODE JUSTIFICATION: ZZZY
•
MATERIAL: STEEL COMP 304 OR STEEL COMP 305
•
THREAD QUANTITY PER INCH: 18 NUT THREAD
TECHNICAL CHARACTERISTICS (FLIS)
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) NUT THREAD
TEST DATA DOCUMENT81349-MIL-P-23199 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
SPECIAL TEST FEATURESSPECIAL QUALITY CONTROL TESTING
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSAS DIFFERENTIATED BY MATERIAL WHICH MUST CONFORM TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTROL PROVISIONS
CRITICALITY CODE JUSTIFICATIONZZZY
MATERIALSTEEL COMP 304 OR STEEL COMP 305
THREAD QUANTITY PER INCH18 NUT THREAD
OVERALL LENGTH9.500 INCHES NOMINAL IN
THREAD CLASS2A NUT THREAD A
THREAD DIRECTIONRIGHT-HAND NUT THREAD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
14465Interchangeable
interchangeable cross-reference
interchangeable
11465Interchangeable
interchangeable cross-reference
interchangeable
0464SRCInterchangeable
interchangeable cross-reference
interchangeable
14464Interchangeable
interchangeable cross-reference
interchangeable
14465-1Interchangeable
interchangeable cross-reference
interchangeable
10164142Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is LL-HX3-5352?
LL-HX3-5352 is a STUD,PLAIN.
What parts can replace LL-HX3-5352?
There are 11 known substitutes for LL-HX3-5352: 14465, 11465, 0464SRC and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for LL-HX3-5352?
LL-HX3-5352 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5307-01-445-9996. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
Last verified: July 2026