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PartsTable / COMPONENT / 633B009758
633B009758 ✓ 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,CLINCH is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 OR STEEL COMP 303SE OVERALL, nut_height: 0.250 INCHES NOMINAL IN, thread_class: 3B, thread_series: UNEF, thread_direction: RIGHT-HAND, surface_treatment: PASSIVATE 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 5310-01-133-5833, 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
633B009758
NSN: 5310-01-133-5833
FSC: 5310
CAGE: 34228 — L3 TECHNOLOGIES, INC. DIV L3 KEO (USA)
SPECIFICATIONS
materialSTEEL COMP 303 OR STEEL COMP 303SE OVERALL
nut_height0.250 INCHES NOMINAL IN
thread_class3B
thread_seriesUNEF
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE OVERALL
width_across_flats0.500 INCHES NOMINAL IN
nominal_thread_size0.281 INCHES IN
thread_quantity_per_inch32
surface_treatment_document_and_classificationMIL-F-14072 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5310-01-133-5833
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 633B009758 · 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
•
NUT HEIGHT: 0.250 INCHES NOMINAL IN
•
THREAD QUANTITY PER INCH: 32
•
THREAD SERIES: UNEF
•
NOMINAL THREAD SIZE: 0.281 INCHES IN
•
WIDTH ACROSS FLATS: 0.500 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-F-14072 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD CLASS: 3B
•
SURFACE TREATMENT: PASSIVATE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
NUT HEIGHT0.250 INCHES NOMINAL IN
THREAD QUANTITY PER INCH32
THREAD SERIESUNEF
NOMINAL THREAD SIZE0.281 INCHES IN
WIDTH ACROSS FLATS0.500 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-F-14072 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD CLASS3B
SURFACE TREATMENTPASSIVATE OVERALL
MATERIALSTEEL COMP 303 OR STEEL COMP 303SE OVERALL
THREAD DIRECTIONRIGHT-HAND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
9758Interchangeable
interchangeable cross-reference
interchangeable
3702-045-G001Interchangeable
interchangeable cross-reference
interchangeable
3702045G001-000Interchangeable
interchangeable cross-reference
interchangeable
6505-538304PC63Interchangeable
interchangeable cross-reference
interchangeable
V40256PC63Interchangeable
interchangeable cross-reference
interchangeable
A501818Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 633B009758?
633B009758 is a NUT,PLAIN,CLINCH.
What parts can replace 633B009758?
There are 10 known substitutes for 633B009758: 9758, 3702-045-G001, 3702045G001-000 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 633B009758?
633B009758 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-133-5833. 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