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PartsTable / COMPONENT / 194-24
194-24 ✓ Verified by PartsTable
Kensington · 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

400 DPI optical technology for precise accurate tracking.<br>Sleek black design with translucent base to compliment new desktop stlyes<br>. Key specifications include material: COPPER ALLOY OVERALL, hole_diameter: 0.630 INCHES MINIMUM AND 0.650 INCHES MAXIMUM IN, material_thickness: 0.301 INCHES MINIMUM AND 0.303 INCHES MAXIMUM IN, external_prebent_key_width: 0.271 INCHES MINIMUM AND 0.291 INCHES MAXIMUM IN, external_prebent_key_length: 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN, overall_distance_including_keys: 1.740 INCHES MINIMUM AND 1.760 INCHES MAXIMUM 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 5310-00-225-8977, 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
194-24
NSN: 5310-00-225-8977
FSC: 5310
CAGE: 56705 — DONALLCO INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
hole_diameter0.630 INCHES MINIMUM AND 0.650 INCHES MAXIMUM IN
material_thickness0.301 INCHES MINIMUM AND 0.303 INCHES MAXIMUM IN
external_key_quantity1
external_prebent_key_width0.271 INCHES MINIMUM AND 0.291 INCHES MAXIMUM IN
external_prebent_key_length0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
overall_distance_including_keys1.740 INCHES MINIMUM AND 1.760 INCHES MAXIMUM IN
distance_from_centerline_to_top_of_internal_key0.383 INCHES NOMINAL IN
distance_from_centerline_to_inside_of_prebent_key0.599 INCHES MINIMUM AND 0.619 INCHES MAXIMUM IN
NSN5310-00-225-8977
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 194-24 · Kensington ⚠ 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: 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
•
NUT STYLE: HEXAGON
•
BEARING SURFACE TYPE: WASHER FACED
•
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
•
THREAD QUANTITY PER INCH: 32
•
NOMINAL THREAD SIZE: 0.164 INCHES IN
•
THREAD DIRECTION: RIGHT-HAND
•
MATERIAL: IRON OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
NUT HEIGHT0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
NUT STYLEHEXAGON
BEARING SURFACE TYPEWASHER FACED
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH32
NOMINAL THREAD SIZE0.164 INCHES IN
THREAD DIRECTIONRIGHT-HAND
MATERIALIRON OVERALL
WIDTH ACROSS FLATS0.334 INCHES MINIMUM AND 0.354 INCHES MAXIMUM IN
THREAD CLASS2B
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
T84B30AInterchangeable
interchangeable cross-reference
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R20722Interchangeable
interchangeable cross-reference
interchangeable
GPW7119Interchangeable
interchangeable cross-reference
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3M311-4Interchangeable
interchangeable cross-reference
interchangeable
1942-4Interchangeable
interchangeable cross-reference
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64051 PC 9Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 194-24?
194-24 is a RING,RETAINING manufactured by Kensington.
What parts can replace 194-24?
There are 6 known substitutes for 194-24: T84B30A, R20722, GPW7119 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 194-24?
194-24 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-225-8977. 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