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74283 ✓ 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 MICROCIRCUIT,DIGITAL is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, body_width: 0.245 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN, body_height: 0.180 INCHES MAXIMUM IN, body_length: 0.745 INCHES MINIMUM AND 0.785 INCHES MAXIMUM IN, hole_diameter: 0.203 INCHES NOMINAL IN, overall_height: 0.025 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-194-2791, 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
74283
NSN: 5310-00-194-2791
FSC: 5310
CAGE: 57712 — TELEMECHANICS INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
body_width0.245 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN
body_height0.180 INCHES MAXIMUM IN
body_length0.745 INCHES MINIMUM AND 0.785 INCHES MAXIMUM IN
hole_diameter0.203 INCHES NOMINAL IN
overall_height0.025 INCHES NOMINAL IN
outside_diameter0.375 INCHES NOMINAL IN
features_providedHERMETICALLY SEALED AND MONOLITHIC AND POSITIVE OUTPUTS
output_logic_formTRANSISTOR-TRANSISTOR LOGIC
surface_treatmentPHOSPHATE OVERALL
inclosure_materialCERAMIC AND GLASS
material_thickness0.010 INCHES NOMINAL IN
NSN5310-00-194-2791
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 74283 · 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
•
SURFACE TREATMENT: PHOSPHATE OVERALL
•
HOLE DIAMETER: 0.203 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
MATERIAL THICKNESS: 0.010 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 0.375 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENTPHOSPHATE OVERALL
HOLE DIAMETER0.203 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
OVERALL HEIGHT0.025 INCHES NOMINAL IN
MATERIAL THICKNESS0.010 INCHES NOMINAL IN
OUTSIDE DIAMETER0.375 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
61814192-001Interchangeable
interchangeable cross-reference
interchangeable
839044-014Interchangeable
interchangeable cross-reference
interchangeable
74283Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 74283?
74283 is a MICROCIRCUIT,DIGITAL.
What parts can replace 74283?
There are 3 known substitutes for 74283: 61814192-001, 839044-014, 74283. Substitute compatibility should be verified for your specific system.
Is 74283 still available?
74283 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026