PartsTable
Technical Data Sheet
73-1441 ✓ 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 WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1009 OR STEEL COMP 1020 OVERALL, thickness: 0.141 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN, hole_diameter: 0.891 INCHES MINIMUM AND 0.922 INCHES MAXIMUM IN, heat_treatment: QUENCHED, overall_diameter: 1.672 INCHES MINIMUM AND 1.703 INCHES MAXIMUM IN, features_provided: CASEHARDENED. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-732-8312, 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
73-1441
NSN: 5310-00-732-8312
FSC: 5310
CAGE: 03677 — ANTHONY YORK CO (USA)
SPECIFICATIONS
materialSTEEL COMP 1009 OR STEEL COMP 1020 OVERALL
thickness0.141 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN
hole_diameter0.891 INCHES MINIMUM AND 0.922 INCHES MAXIMUM IN
heat_treatmentQUENCHED
overall_diameter1.672 INCHES MINIMUM AND 1.703 INCHES MAXIMUM IN
features_providedCASEHARDENED
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationQQ-S-698 FED SPEC ALL MATERIAL RESPONSES OR QQ-S-700 FED SPEC ALL MATERIAL RESPONSES OVERALL
NSN5310-00-732-8312
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 73-1441 · 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
OVERALL DIAMETER: 1.672 INCHES MINIMUM AND 1.703 INCHES MAXIMUM IN
HEAT TREATMENT: QUENCHED
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-698 FED SPEC ALL MATERIAL RESPONSES OR QQ-S-700 FED SPEC ALL MATERIAL RESPONSES OVERALL
MATERIAL: STEEL COMP 1009 OR STEEL COMP 1020 OVERALL
THICKNESS: 0.141 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN
PERIPHERAL SHAPE STYLE: ROUND
FEATURES PROVIDED: CASEHARDENED
CENTER HOLE SHAPE STYLE: ROUND
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL DIAMETER1.672 INCHES MINIMUM AND 1.703 INCHES MAXIMUM IN
HEAT TREATMENTQUENCHED
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-698 FED SPEC ALL MATERIAL RESPONSES OR QQ-S-700 FED SPEC ALL MATERIAL RESPONSES OVERALL
MATERIALSTEEL COMP 1009 OR STEEL COMP 1020 OVERALL
THICKNESS0.141 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN
PERIPHERAL SHAPE STYLEROUND
FEATURES PROVIDEDCASEHARDENED
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.891 INCHES MINIMUM AND 0.922 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
14002040-002Interchangeable
interchangeable cross-reference
interchangeable
312204Interchangeable
interchangeable cross-reference
interchangeable
A6388Interchangeable
interchangeable cross-reference
interchangeable
RL908Interchangeable
interchangeable cross-reference
interchangeable
14298Interchangeable
interchangeable cross-reference
interchangeable
2841229Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 73-1441?
73-1441 is a WASHER,FLAT.
What parts can replace 73-1441?
There are 15 known substitutes for 73-1441: 14002040-002, 312204, A6388 and 12 more. Substitute compatibility should be verified for your specific system.
Is 73-1441 still available?
73-1441 is currently cancelled.
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