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Technical Data Sheet
PartsTable / COMPONENT / 5189F
5189F ✓ 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 material: STEEL COMP 1010 OR STEEL COMP 1020 OVERALL, thickness: 0.125 INCHES NOMINAL IN, hole_diameter: 1.281 INCHES MINIMUM AND 1.312 INCHES MAXIMUM IN, overall_diameter: 2.625 INCHES NOMINAL IN, peripheral_shape_style: ROUND, center_hole_shape_style: ROUND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-269-5903, 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
5189F
NSN: 5310-00-269-5903
FSC: 5310
CAGE: 45152 — OSHKOSH CORP (USA)
SPECIFICATIONS
materialSTEEL COMP 1010 OR STEEL COMP 1020 OVERALL
thickness0.125 INCHES NOMINAL IN
hole_diameter1.281 INCHES MINIMUM AND 1.312 INCHES MAXIMUM IN
overall_diameter2.625 INCHES NOMINAL IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationSAE ASSN STD ALL MATERIAL RESPONSES OVERALL
NSN5310-00-269-5903
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 5189F · 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
•
HOLE DIAMETER: 1.281 INCHES MINIMUM AND 1.312 INCHES MAXIMUM IN
•
THICKNESS: 0.125 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP 1010 OR STEEL COMP 1020 OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE ASSN STD ALL MATERIAL RESPONSES OVERALL
•
CENTER HOLE SHAPE STYLE: ROUND
•
PERIPHERAL SHAPE STYLE: ROUND
•
OVERALL DIAMETER: 2.625 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
HOLE DIAMETER1.281 INCHES MINIMUM AND 1.312 INCHES MAXIMUM IN
THICKNESS0.125 INCHES NOMINAL IN
MATERIALSTEEL COMP 1010 OR STEEL COMP 1020 OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD ALL MATERIAL RESPONSES OVERALL
CENTER HOLE SHAPE STYLEROUND
PERIPHERAL SHAPE STYLEROUND
OVERALL DIAMETER2.625 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
3522Interchangeable
interchangeable cross-reference
interchangeable
831-63-811Interchangeable
interchangeable cross-reference
interchangeable
318M0007P001Interchangeable
interchangeable cross-reference
interchangeable
3263Interchangeable
interchangeable cross-reference
interchangeable
BUT-3263Interchangeable
interchangeable cross-reference
interchangeable
GB505M1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5189F?
5189F is a WASHER,FLAT.
What parts can replace 5189F?
There are 19 known substitutes for 5189F: 3522, 831-63-811, 318M0007P001 and 16 more. Substitute compatibility should be verified for your specific system.
Is 5189F still available?
5189F is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026