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98017A220 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

98017A220: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, thickness: 0.085 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN, hole_diameter: 0.765 INCHES NOMINAL IN, overall_diameter: 1.312 INCHES NOMINAL IN, special_features: SPECIFIC MATL IS 18-8 STAINLESS STEEL; ROCKWELL B70 HARDNESS, surface_treatment: PASSIVATE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-561-8690, 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
98017A220
NSN: 5310-01-561-8690
FSC: 5310 — Nuts and Washers
CAGE: 3A054 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
thickness0.085 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN
hole_diameter0.765 INCHES NOMINAL IN
overall_diameter1.312 INCHES NOMINAL IN
special_featuresSPECIFIC MATL IS 18-8 STAINLESS STEEL; ROCKWELL B70 HARDNESS
surface_treatmentPASSIVATE OVERALL
peripheral_shape_styleROUND
supplementary_featuresREFERENCE SPEC IS AN960-C1216
center_hole_shape_styleROUND
end_item_identification4920-01-511-0092
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationFF-W-92 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5310-01-561-8690
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 98017A220 · 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 DOCUMENT AND CLASSIFICATION: WW-F-92 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
OVERALL DIAMETER: 1.312 INCHES NOMINAL IN
•
SUPPLEMENTARY FEATURES: REFERENCE SPEC IS AN960-C1216
•
MATERIAL DOCUMENT AND CLASSIFICATION: FF-W-92 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
PERIPHERAL SHAPE STYLE: ROUND
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONWW-F-92 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
OVERALL DIAMETER1.312 INCHES NOMINAL IN
SUPPLEMENTARY FEATURESREFERENCE SPEC IS AN960-C1216
MATERIAL DOCUMENT AND CLASSIFICATIONFF-W-92 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
SPECIAL FEATURESSPECIFIC MATL IS 18-8 STAINLESS STEEL; ROCKWELL B70 HARDNESS
SURFACE TREATMENTPASSIVATE OVERALL
PERIPHERAL SHAPE STYLEROUND
END ITEM IDENTIFICATION4920-01-511-0092
MATERIALSTEEL CORROSION RESISTING OVERALL
OTHER ITEMS IN FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 98017A220?
98017A220 is a WASHER,FLAT.
What is the NSN for 98017A220?
98017A220 is cataloged in the U.S. Government catalog under NSN 5310-01-561-8690. This indicates validated use in U.S. government and defense supply chains.
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