PartsTable
Technical Data Sheet
A6343 ✓ 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 TRANSFORMER,POWER is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: HEXAGON, body_width: 1.312 INCHES NOMINAL IN, nut_height: 0.172 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN, body_height: 1.750 INCHES NOMINAL IN, body_length: 1.312 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-167-1300, 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
A6343
NSN: 5310-00-167-1300
FSC: 5310
CAGE: 74080 — HARVARD INDUSTRIES (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleHEXAGON
body_width1.312 INCHES NOMINAL IN
nut_height0.172 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN
body_height1.750 INCHES NOMINAL IN
body_length1.312 INCHES NOMINAL IN
thread_class3B
thread_seriesUNF
inclosure_typeHERMETICALLY SEALED
mounting_methodTHREADED HOLE(S) SINGLE GROUP
frequency_rating400.0 HERTZ NOMINAL SINGLE COMPONENT
thread_directionRIGHT-HAND
NSN5310-00-167-1300
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: A6343 · 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
NOMINAL THREAD SIZE: 0.375 INCHES IN
BEARING SURFACE TYPE: CHAMFERED
THREAD SERIES: UNF
BEARING SURFACE FINISH: 125.0 MICROINCHES
THREAD QUANTITY PER INCH: 24
NUT STYLE: HEXAGON
SURFACE TREATMENT: CADMIUM OVERALL
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL THREAD SIZE0.375 INCHES IN
BEARING SURFACE TYPECHAMFERED
THREAD SERIESUNF
BEARING SURFACE FINISH125.0 MICROINCHES
THREAD QUANTITY PER INCH24
NUT STYLEHEXAGON
SURFACE TREATMENTCADMIUM OVERALL
MATERIALSTEEL OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NUT HEIGHT0.172 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
5250E1051Interchangeable
interchangeable cross-reference
interchangeable
33911Interchangeable
interchangeable cross-reference
interchangeable
F162K339Interchangeable
interchangeable cross-reference
interchangeable
10243491Interchangeable
interchangeable cross-reference
interchangeable
A6343Interchangeable
interchangeable cross-reference
interchangeable
TW62839Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A6343?
A6343 is a TRANSFORMER,POWER.
What parts can replace A6343?
There are 24 known substitutes for A6343: 5250E1051, 33911, F162K339 and 21 more. Substitute compatibility should be verified for your specific system.
Is A6343 still available?
A6343 is currently cancelled.
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