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015093 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

015093: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, thickness: 0.170 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN, hole_diameter: 1.875 INCHES NOMINAL IN, overall_diameter: 3.375 INCHES NOMINAL IN, special_features: MATERIAL GRADE 8 STEEL SAE STANDARD. WASHER FOR 1.750 INCH SCREW SIZE IN, surface_treatment: CHROMATE AND ZINC OVERALL.

This part is cataloged in the U.S. Government catalog under NSN 5310-01-592-9202, 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
015093
NSN: 5310-01-592-9202
FSC: 5310 — Nuts and Washers
CAGE: 79807 — WROUGHT WASHER MFG., INC. (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thickness0.170 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN
hole_diameter1.875 INCHES NOMINAL IN
overall_diameter3.375 INCHES NOMINAL IN
special_featuresMATERIAL GRADE 8 STEEL SAE STANDARD. WASHER FOR 1.750 INCH SCREW SIZE IN
surface_treatmentCHROMATE AND ZINC OVERALL
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleBLANK RECTANGULAR
part_name_assigned_by_controlling_agencyZINC YELLOW CHROMATE PLATED GRADE 8 STEEL SAE STANDARD WASHER
NSN5310-01-592-9202
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 015093 · 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: 3.375 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: BLANK RECTANGULAR
•
COLOR: YELLOW OVERALL
•
SURFACE TREATMENT: CHROMATE AND ZINC OVERALL
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER3.375 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLEBLANK RECTANGULAR
COLORYELLOW OVERALL
SPECIAL FEATURESMATERIAL GRADE 8 STEEL SAE STANDARD. WASHER FOR 1.750 INCH SCREW SIZE IN
SURFACE TREATMENTCHROMATE AND ZINC OVERALL
PERIPHERAL SHAPE STYLEROUND
PART NAME ASSIGNED BY CONTROLLING AGENCYZINC YELLOW CHROMATE PLATED GRADE 8 STEEL SAE STANDARD WASHER
MATERIALSTEEL OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER1.875 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 3
429265E-ITEM28Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
013893Reference document
Same NSN cross-reference
Reference document — Secondary reference
98023A044Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 015093?
015093 is a WASHER,FLAT.
What parts can replace 015093?
There are 3 known substitutes for 015093: 429265E-ITEM28, 013893, 98023A044. Substitute compatibility should be verified for your specific system.
What is the NSN for 015093?
015093 is cataloged in the U.S. Government catalog under NSN 5310-01-592-9202. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.