PartsTable
Technical Data Sheet
Download PDF

21441-23 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

21441-23: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: WOOL COMP 16R3 OVERALL, thickness: 0.375 INCHES NOMINAL IN, hole_diameter: 1.365 INCHES MINIMUM AND 1.385 INCHES MAXIMUM IN, overall_diameter: 2.045 INCHES MINIMUM AND 2.075 INCHES MAXIMUM IN, peripheral_shape_style: ROUND, center_hole_shape_style: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-641-1347, 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
21441-23
NSN: 5310-00-641-1347
FSC: 5310 — Nuts and Washers
CAGE: 15434 — CUMMINS INC. (USA)
SPECIFICATIONS
materialWOOL COMP 16R3 OVERALL
thickness0.375 INCHES NOMINAL IN
hole_diameter1.365 INCHES MINIMUM AND 1.385 INCHES MAXIMUM IN
overall_diameter2.045 INCHES MINIMUM AND 2.075 INCHES MAXIMUM IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
minimum_tensile_strength400 POUNDS PER SQUARE INCH LBS
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationC-F-206,TYPE 1,CL 16R3 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-641-1347
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 21441-23 · 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: 2.045 INCHES MINIMUM AND 2.075 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: C-F-206,TYPE 1,CL 16R3 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
MINIMUM TENSILE STRENGTH: 400 POUNDS PER SQUARE INCH LBS
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: WOOL COMP 16R3 OVERALL
•
CENTER HOLE SHAPE STYLE: ROUND
•
HOLE DIAMETER: 1.365 INCHES MINIMUM AND 1.385 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER2.045 INCHES MINIMUM AND 2.075 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONC-F-206,TYPE 1,CL 16R3 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
MINIMUM TENSILE STRENGTH400 POUNDS PER SQUARE INCH LBS
PERIPHERAL SHAPE STYLEROUND
MATERIALWOOL COMP 16R3 OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER1.365 INCHES MINIMUM AND 1.385 INCHES MAXIMUM IN
THICKNESS0.375 INCHES NOMINAL 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
No demilitarization required
Ready to buy 21441-23?
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 21441-23?
21441-23 is a WASHER,FLAT.
What is the NSN for 21441-23?
21441-23 is cataloged in the U.S. Government catalog under NSN 5310-00-641-1347. 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 — 21441-23