PartsTable
Technical Data Sheet
Download PDF

3018790 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

3018790: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4340 OVERALL, thickness: 0.095 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN, hole_diameter: 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN, overall_diameter: 0.6665 INCHES MINIMUM AND 0.6675 INCHES MAXIMUM IN, special_features: 0.025 IN. MIN,0.045 IN.

MAX BY 45 DEG CHAMFERED LEFT AND RIGHT SIDE OF BEARING SURFACE IN, peripheral_shape_style: ROUND. This part is cataloged in the U.S. Government catalog under NSN 5310-00-182-5813, 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
3018790
NSN: 5310-00-182-5813
FSC: 5310 — Nuts and Washers
CAGE: 00198 — PRATT & WHITNEY CANADA CORP DIV PRATT & WHITNEY CANADA CORP. (CAN)
SPECIFICATIONS
materialSTEEL COMP 4340 OVERALL
thickness0.095 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
hole_diameter0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
overall_diameter0.6665 INCHES MINIMUM AND 0.6675 INCHES MAXIMUM IN
special_features0.025 IN. MIN,0.045 IN. MAX BY 45 DEG CHAMFERED LEFT AND RIGHT SIDE OF BEARING SURFACE IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationAMS 6415 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-182-5813
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 3018790 · 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: 0.6665 INCHES MINIMUM AND 0.6675 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 6415 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: STEEL COMP 4340 OVERALL
•
CENTER HOLE SHAPE STYLE: ROUND
•
HOLE DIAMETER: 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER0.6665 INCHES MINIMUM AND 0.6675 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6415 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
SPECIAL FEATURES0.025 IN. MIN,0.045 IN. MAX BY 45 DEG CHAMFERED LEFT AND RIGHT SIDE OF BEARING SURFACE IN
PERIPHERAL SHAPE STYLEROUND
MATERIALSTEEL COMP 4340 OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
THICKNESS0.095 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
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: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 3018790?
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 3018790?
3018790 is a WASHER,FLAT.
What is the NSN for 3018790?
3018790 is cataloged in the U.S. Government catalog under NSN 5310-00-182-5813. 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 — 3018790