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PartsTable / COMPONENT / MIL-S-933TYPEB
MIL-S-933TYPEB ✓ 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 BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 360 OVERALL, nut_style: SQUARE, nut_height: 0.057 INCHES MINIMUM AND 0.066 INCHES MAXIMUM IN, thread_class: 2B, thread_series: UNIFIED NATIONAL COARSE (UNC), thread_direction: RIGHT-HAND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-199-6943, 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
MIL-S-933TYPEB
NSN: 5310-00-199-6943
FSC: 5310
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialCOPPER ALLOY 360 OVERALL
nut_styleSQUARE
nut_height0.057 INCHES MINIMUM AND 0.066 INCHES MAXIMUM IN
thread_class2B
thread_seriesUNIFIED NATIONAL COARSE (UNC)
thread_directionRIGHT-HAND
surface_treatmentCADMIUM OVERALL
width_across_flats0.180 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN
nominal_thread_size0.086 INCHES IN
bearing_surface_typeFLAT
thread_quantity_per_inch56
nondefinitive_spec/std_dataB TYPE AND 22 TABLE
NSN5310-00-199-6943
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: MIL-S-933TYPEB · 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
•
WIDTH ACROSS FLATS: 0.332 INCHES MINIMUM AND 0.344 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
PART NAME ASSIGNED BY CONTROLLING AGENCYNUT,PLAIN,SQUARE
WIDTH ACROSS FLATS0.332 INCHES MINIMUM AND 0.344 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
3-4APC7Interchangeable
interchangeable cross-reference
interchangeable
3-4WPC7Interchangeable
interchangeable cross-reference
interchangeable
118-32ALT2PC4Interchangeable
interchangeable cross-reference
interchangeable
132926Interchangeable
interchangeable cross-reference
interchangeable
FFS92TYPE1STYLE1SInterchangeable
interchangeable cross-reference
interchangeable
20289Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MIL-S-933TYPEB?
MIL-S-933TYPEB is a BOLT,MACHINE.
What parts can replace MIL-S-933TYPEB?
There are 7 known substitutes for MIL-S-933TYPEB: 3-4APC7, 3-4WPC7, 118-32ALT2PC4 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MIL-S-933TYPEB?
MIL-S-933TYPEB is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-199-6943. 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