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Technical Data Sheet
446284 ✓ 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 thickness: 0.136 INCHES MINIMUM AND 0.192 INCHES MAXIMUM IN, hole_diameter: 1.188 INCHES NOMINAL IN, overall_diameter: 2.500 INCHES NOMINAL IN, surface_treatment: CADMIUM OR ZINC OVERALL, peripheral_shape_style: ROUND, center_hole_shape_style: ROUND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-044-6284, 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
446284
NSN: 5310-00-044-6284
FSC: 5310
CAGE: 21450 — ARMY WEAPONS COMMAND ATTN AMSWE-REE-S (USA)
SPECIFICATIONS
materialSTEEL COMP 1010 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OVERALL
thickness0.136 INCHES MINIMUM AND 0.192 INCHES MAXIMUM IN
hole_diameter1.188 INCHES NOMINAL IN
overall_diameter2.500 INCHES NOMINAL IN
surface_treatmentCADMIUM OR ZINC OVERALL
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
nondefinitive_spec/std_dataA TYPE
departure_from_cited_documentAS MODIFIED BY SURFACE TREATMENT
material_document_and_classificationASTM A108 ASSN STD ALL MATERIAL RESPONSES OVERALL
NSN5310-00-044-6284
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 446284 · 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
NONDEFINITIVE SPEC/STD DATA: A TYPE
DEPARTURE FROM CITED DOCUMENT: AS MODIFIED BY SURFACE TREATMENT
HOLE DIAMETER: 1.188 INCHES NOMINAL IN
SURFACE TREATMENT: CADMIUM OR ZINC OVERALL
MATERIAL: STEEL COMP 1010 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OVERALL
OVERALL DIAMETER: 2.500 INCHES NOMINAL IN
PERIPHERAL SHAPE STYLE: ROUND
TECHNICAL CHARACTERISTICS (FLIS)
CENTER HOLE SHAPE STYLEROUND
NONDEFINITIVE SPEC/STD DATAA TYPE
DEPARTURE FROM CITED DOCUMENTAS MODIFIED BY SURFACE TREATMENT
HOLE DIAMETER1.188 INCHES NOMINAL IN
SURFACE TREATMENTCADMIUM OR ZINC OVERALL
MATERIALSTEEL COMP 1010 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OVERALL
OVERALL DIAMETER2.500 INCHES NOMINAL IN
PERIPHERAL SHAPE STYLEROUND
THICKNESS0.136 INCHES MINIMUM AND 0.192 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
FF-W-92 TY A GR 1 CL AInterchangeable
interchangeable cross-reference
interchangeable
9090763-9Interchangeable
interchangeable cross-reference
interchangeable
28912Interchangeable
interchangeable cross-reference
interchangeable
ANSI-B18.22.1 TYAInterchangeable
interchangeable cross-reference
interchangeable
FF-W-92Interchangeable
interchangeable cross-reference
interchangeable
B18.22.1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 446284?
446284 is a WASHER,FLAT.
What parts can replace 446284?
There are 7 known substitutes for 446284: FF-W-92 TY A GR 1 CL A, 9090763-9, 28912 and 4 more. Substitute compatibility should be verified for your specific system.
Is 446284 still available?
446284 is currently cancelled.
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