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KC6471 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

KC6471: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC OR RUBBER NATURAL OVERALL, thickness: 0.500 INCHES NOMINAL IN, hole_diameter: 0.625 INCHES NOMINAL IN, overall_diameter: 2.000 INCHES NOMINAL IN, peripheral_shape_style: ROUND, center_hole_shape_style: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-752-0964, 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
KC6471
NSN: 5310-00-752-0964
FSC: 5310 — Nuts and Washers
CAGE: 56442 — DIAMOND REO TRUCK CO (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC OR RUBBER NATURAL OVERALL
thickness0.500 INCHES NOMINAL IN
hole_diameter0.625 INCHES NOMINAL IN
overall_diameter2.000 INCHES NOMINAL IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationMIL-C-3133 GRADE RS13ABF MIL SPEC 1ST MATERIAL RESPONSE OR MIL-R-6130 TYPE 2 GRADE C CONDITION MEDIUM MIL SPEC 2ND MATERIAL RESPONSE OVERALL
NSN5310-00-752-0964
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: KC6471 · 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: 2.000 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-C-3133 GRADE RS13ABF MIL SPEC 1ST MATERIAL RESPONSE OR MIL-R-6130 TYPE 2 GRADE C CONDITION MEDIUM MIL SPEC 2ND MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: RUBBER SYNTHETIC OR RUBBER NATURAL OVERALL
•
CENTER HOLE SHAPE STYLE: ROUND
•
HOLE DIAMETER: 0.625 INCHES NOMINAL IN
•
THICKNESS: 0.500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER2.000 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-C-3133 GRADE RS13ABF MIL SPEC 1ST MATERIAL RESPONSE OR MIL-R-6130 TYPE 2 GRADE C CONDITION MEDIUM MIL SPEC 2ND MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
PERIPHERAL SHAPE STYLEROUND
MATERIALRUBBER SYNTHETIC OR RUBBER NATURAL OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.625 INCHES NOMINAL IN
THICKNESS0.500 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 5
101747R1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
980B2Reference document
Same NSN cross-reference
Reference document — Secondary reference
33-101747R1Reference document
Same NSN cross-reference
Reference document — Secondary reference
913092Reference document
Same NSN cross-reference
Reference document — Secondary reference
5310007520964Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is KC6471?
KC6471 is a WASHER,FLAT.
What parts can replace KC6471?
There are 5 known substitutes for KC6471: 101747R1, 980B2, 33-101747R1 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for KC6471?
KC6471 is cataloged in the U.S. Government catalog under NSN 5310-00-752-0964. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.