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67818 SHEET 4 ITEM 4 — Technical Data Sheet

✓ 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,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, thread_class: 2B, thread_series: UNF, thread_direction: RIGHT-HAND, nominal_thread_size: 0.375 INCHES IN, thread_quantity_per_inch: 24. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 5310-01-441-5166, 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
67818 SHEET 4 ITEM 4
NSN: 5310-01-441-5166
FSC: 5310
CAGE: 89357 — EVOQUA WATER TECHNOLOGIES LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thread_class2B
thread_seriesUNF
thread_directionRIGHT-HAND
nominal_thread_size0.375 INCHES IN
thread_quantity_per_inch24
NSN5310-01-441-5166
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 67818 SHEET 4 ITEM 4 · 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
•
THREAD SERIES: UNF
•
THREAD QUANTITY PER INCH: 24
•
NOMINAL THREAD SIZE: 0.375 INCHES IN
•
THREAD DIRECTION: RIGHT-HAND
•
MATERIAL: STEEL OVERALL
•
THREAD CLASS: 2B
TECHNICAL CHARACTERISTICS
THREAD SERIESUNF
THREAD QUANTITY PER INCH24
NOMINAL THREAD SIZE0.375 INCHES IN
THREAD DIRECTIONRIGHT-HAND
MATERIALSTEEL OVERALL
THREAD CLASS2B
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
53638InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
0428AK10InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
68702InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
560-006InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
K53638InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
39282InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 67818 SHEET 4 ITEM 4?
67818 SHEET 4 ITEM 4 is a NUT,PLAIN,HEXAGON.
What parts can replace 67818 SHEET 4 ITEM 4?
There are 7 known substitutes for 67818 SHEET 4 ITEM 4: 53638, 0428AK10, 68702 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 67818 SHEET 4 ITEM 4?
67818 SHEET 4 ITEM 4 is cataloged in the Federal Logistics Information System under NSN 5310-01-441-5166. 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: October 2026