PartsTable
Technical Data Sheet
Download PDF

98035A107 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

98035A107: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1008 OVERALL, thickness: 2.5 MILLIMETERS MINIMUM AND 3.4 MILLIMETERS MAXIMUM MM, hole_diameter: 13.0 MILLIMETERS NOMINAL MM, hardness_rating: 85.0 ROCKWELL B NOMINAL, overall_diameter: 22.0 MILLIMETERS NOMINAL MM, surface_treatment: OXIDE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-581-2805, 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
98035A107
NSN: 5310-01-581-2805
FSC: 5310 — Nuts and Washers
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialSTEEL COMP 1008 OVERALL
thickness2.5 MILLIMETERS MINIMUM AND 3.4 MILLIMETERS MAXIMUM MM
hole_diameter13.0 MILLIMETERS NOMINAL MM
hardness_rating85.0 ROCKWELL B NOMINAL
overall_diameter22.0 MILLIMETERS NOMINAL MM
surface_treatmentOXIDE OVERALL
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
NSN5310-01-581-2805
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 98035A107 · 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: 22.0 MILLIMETERS NOMINAL MM
•
HARDNESS RATING: 85.0 ROCKWELL B NOMINAL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
COLOR: BLACK OVERALL
•
SURFACE TREATMENT: OXIDE OVERALL
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: STEEL COMP 1008 OVERALL
•
CENTER HOLE SHAPE STYLE: ROUND
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER22.0 MILLIMETERS NOMINAL MM
HARDNESS RATING85.0 ROCKWELL B NOMINAL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
COLORBLACK OVERALL
SURFACE TREATMENTOXIDE OVERALL
PERIPHERAL SHAPE STYLEROUND
MATERIALSTEEL COMP 1008 OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER13.0 MILLIMETERS NOMINAL MM
THICKNESS2.5 MILLIMETERS MINIMUM AND 3.4 MILLIMETERS MAXIMUM MM
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
Ready to buy 98035A107?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 98035A107?
98035A107 is a WASHER,FLAT.
What is the NSN for 98035A107?
98035A107 is cataloged in the U.S. Government catalog under NSN 5310-01-581-2805. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 98035A107

✓ 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.