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35P191 ✓ 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 OVERALL, thickness: 0.059 INCHES NOMINAL IN, hole_diameter: 0.699 INCHES MINIMUM AND 0.704 INCHES MAXIMUM IN, overall_diameter: 1.001 INCHES MINIMUM AND 1.006 INCHES MAXIMUM IN, peripheral_shape_style: ROUND, center_hole_shape_style: ROUND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-861-2318, 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
35P191
NSN: 5310-00-861-2318
FSC: 5310
CAGE: 81240 — WHITE FARM EQUIPMENT CO SUB OF TIC INVESTMENT INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thickness0.059 INCHES NOMINAL IN
hole_diameter0.699 INCHES MINIMUM AND 0.704 INCHES MAXIMUM IN
overall_diameter1.001 INCHES MINIMUM AND 1.006 INCHES MAXIMUM IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-861-2318
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 35P191 · 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: 1.001 INCHES MINIMUM AND 1.006 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: STEEL OVERALL
•
PERIPHERAL SHAPE STYLE: ROUND
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
CENTER HOLE SHAPE STYLE: ROUND
•
THICKNESS: 0.059 INCHES NOMINAL IN
•
HOLE DIAMETER: 0.699 INCHES MINIMUM AND 0.704 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL DIAMETER1.001 INCHES MINIMUM AND 1.006 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
PERIPHERAL SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
CENTER HOLE SHAPE STYLEROUND
THICKNESS0.059 INCHES NOMINAL IN
HOLE DIAMETER0.699 INCHES MINIMUM AND 0.704 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
SP2A2Interchangeable
interchangeable cross-reference
interchangeable
10741Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 35P191?
35P191 is a WASHER,FLAT.
What parts can replace 35P191?
There are 2 known substitutes for 35P191: SP2A2, 10741. Substitute compatibility should be verified for your specific system.
What is the NSN for 35P191?
35P191 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-861-2318. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026