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Technical Data Sheet
PartsTable / COMPONENT / 181923
181923 ✓ 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 GEAR,WORM WHEEL is a the manufacturer industrial component. Key specifications include length: 2.000 INCHES NOMINAL IN, material: STEEL OVERALL, thickness: 0.312 INCHES NOMINAL IN, hole_diameter: 0.812 INCHES NOMINAL IN, teeth_quantity: 18, width_across_flats: 1.000 INCHES NOMINAL 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 5310-01-154-6715, 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
181923
NSN: 5310-01-154-6715
FSC: 5310
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
length2.000 INCHES NOMINAL IN
materialSTEEL OVERALL
thickness0.312 INCHES NOMINAL IN
hole_diameter0.812 INCHES NOMINAL IN
teeth_quantity18
width_across_flats1.000 INCHES NOMINAL IN
peripheral_shape_styleRECTANGULAR
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
NSN5310-01-154-6715
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 181923 · 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
•
CENTER HOLE SHAPE STYLE: ROUND
•
HOLE DIAMETER: 0.812 INCHES NOMINAL IN
•
WIDTH ACROSS FLATS: 1.000 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
THICKNESS: 0.312 INCHES NOMINAL IN
•
PERIPHERAL SHAPE STYLE: RECTANGULAR
•
LENGTH: 2.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.812 INCHES NOMINAL IN
WIDTH ACROSS FLATS1.000 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
THICKNESS0.312 INCHES NOMINAL IN
PERIPHERAL SHAPE STYLERECTANGULAR
LENGTH2.000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
181925Interchangeable
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1925Interchangeable
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181923Interchangeable
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interchangeable
1923Interchangeable
interchangeable cross-reference
interchangeable
181925-2Interchangeable
interchangeable cross-reference
interchangeable
181925-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 181923?
181923 is a GEAR,WORM WHEEL.
What parts can replace 181923?
There are 6 known substitutes for 181923: 181925, 1925, 181923 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 181923?
181923 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-154-6715. 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