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Technical Data Sheet
PartsTable / COMPONENT / 8327798
8327798 ✓ 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: 0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN, hole_diameter: 0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN, hardness_rating: 55.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM, overall_diameter: 0.860 INCHES MINIMUM AND 0.880 INCHES MAXIMUM IN, peripheral_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 5310-00-832-7798, 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
8327798
NSN: 5310-00-832-7798
FSC: 5310
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC OVERALL
thickness0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
hole_diameter0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
hardness_rating55.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM
overall_diameter0.860 INCHES MINIMUM AND 0.880 INCHES MAXIMUM IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
minimum_tensile_strength1000 POUNDS PER SQUARE INCH LBS
cross-sectional_shape_styleRECTANGULAR
material_document_and_classification417,GR SA610E3 MIL STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-832-7798
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 8327798 · 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
•
PERIPHERAL SHAPE STYLE: ROUND
•
THICKNESS: 0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
•
HOLE DIAMETER: 0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
•
MATERIAL: RUBBER SYNTHETIC OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: 417,GR SA610E3 MIL STD SINGLE MATERIAL RESPONSE OVERALL
•
OVERALL DIAMETER: 0.860 INCHES MINIMUM AND 0.880 INCHES MAXIMUM IN
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
HARDNESS RATING: 55.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM
TECHNICAL CHARACTERISTICS (FLIS)
PERIPHERAL SHAPE STYLEROUND
THICKNESS0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
HOLE DIAMETER0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
MATERIALRUBBER SYNTHETIC OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION417,GR SA610E3 MIL STD SINGLE MATERIAL RESPONSE OVERALL
OVERALL DIAMETER0.860 INCHES MINIMUM AND 0.880 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HARDNESS RATING55.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM
MINIMUM TENSILE STRENGTH1000 POUNDS PER SQUARE INCH LBS
CENTER HOLE SHAPE STYLEROUND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
PR45-28Interchangeable
interchangeable cross-reference
interchangeable
1657047-4Interchangeable
interchangeable cross-reference
interchangeable
B8-2Interchangeable
interchangeable cross-reference
interchangeable
C2 LOCK RINGInterchangeable
interchangeable cross-reference
interchangeable
CPLV2-3Interchangeable
interchangeable cross-reference
interchangeable
2STDRINGInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 8327798?
8327798 is a WASHER,FLAT.
What parts can replace 8327798?
There are 11 known substitutes for 8327798: PR45-28, 1657047-4, B8-2 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 8327798?
8327798 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-832-7798. 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