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PartsTable / COMPONENT / 1A60136
1A60136 ✓ 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: RUBBER SYNTHETIC OVERALL, thickness: 0.087 INCHES MINIMUM AND 0.099 INCHES MAXIMUM IN, hole_diameter: 1.359 INCHES NOMINAL IN, overall_diameter: 1.859 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 5310-00-298-0764, 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
1A60136
NSN: 5310-00-298-0764
FSC: 5310
CAGE: 95201 — NAPCO INTERNATIONAL LLC DBA NAPCO INTERNATIONAL INC (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC OVERALL
thickness0.087 INCHES MINIMUM AND 0.099 INCHES MAXIMUM IN
hole_diameter1.359 INCHES NOMINAL IN
overall_diameter1.859 INCHES NOMINAL IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
NSN5310-00-298-0764
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 1A60136 · 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
•
THICKNESS: 0.087 INCHES MINIMUM AND 0.099 INCHES MAXIMUM IN
•
HOLE DIAMETER: 1.359 INCHES NOMINAL IN
•
MATERIAL: RUBBER SYNTHETIC OVERALL
•
OVERALL DIAMETER: 1.859 INCHES NOMINAL IN
•
CENTER HOLE SHAPE STYLE: ROUND
•
PERIPHERAL SHAPE STYLE: ROUND
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
TECHNICAL CHARACTERISTICS (FLIS)
THICKNESS0.087 INCHES MINIMUM AND 0.099 INCHES MAXIMUM IN
HOLE DIAMETER1.359 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC OVERALL
OVERALL DIAMETER1.859 INCHES NOMINAL IN
CENTER HOLE SHAPE STYLEROUND
PERIPHERAL SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
3408Interchangeable
interchangeable cross-reference
interchangeable
334513Interchangeable
interchangeable cross-reference
interchangeable
9107AInterchangeable
interchangeable cross-reference
interchangeable
9107Interchangeable
interchangeable cross-reference
interchangeable
87-0466Interchangeable
interchangeable cross-reference
interchangeable
1184Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1A60136?
1A60136 is a WASHER,FLAT.
What parts can replace 1A60136?
There are 16 known substitutes for 1A60136: 3408, 334513, 9107A and 13 more. Substitute compatibility should be verified for your specific system.
Is 1A60136 still available?
1A60136 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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Last verified: July 2026