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6828012 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

6828012: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include width: 0.687 INCHES NOMINAL IN, material: GLASS OVERALL, thickness: 0.090 INCHES MINIMUM AND 0.105 INCHES MAXIMUM IN, hole_diameter: 0.342 INCHES MINIMUM AND 0.351 INCHES MAXIMUM IN, hardness_rating: 70.0 SHORE DUROMETER A MINIMUM AND 80.0 SHORE DUROMETER A MAXIMUM, overall_diameter: 0.750 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-978-1783, 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
6828012
NSN: 5310-00-978-1783
FSC: 5310 — Nuts and Washers
CAGE: 63005 — ROLLS-ROYCE CORPORATION (USA)
SPECIFICATIONS
width0.687 INCHES NOMINAL IN
materialGLASS OVERALL
thickness0.090 INCHES MINIMUM AND 0.105 INCHES MAXIMUM IN
hole_diameter0.342 INCHES MINIMUM AND 0.351 INCHES MAXIMUM IN
hardness_rating70.0 SHORE DUROMETER A MINIMUM AND 80.0 SHORE DUROMETER A MAXIMUM
overall_diameter0.750 INCHES NOMINAL IN
peripheral_shape_styleDEE
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
NSN5310-00-978-1783
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 6828012 · 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: 0.750 INCHES NOMINAL IN
•
HARDNESS RATING: 70.0 SHORE DUROMETER A MINIMUM AND 80.0 SHORE DUROMETER A MAXIMUM
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
PERIPHERAL SHAPE STYLE: DEE
•
WIDTH: 0.687 INCHES NOMINAL IN
•
MATERIAL: GLASS OVERALL
•
CENTER HOLE SHAPE STYLE: ROUND
•
HOLE DIAMETER: 0.342 INCHES MINIMUM AND 0.351 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER0.750 INCHES NOMINAL IN
HARDNESS RATING70.0 SHORE DUROMETER A MINIMUM AND 80.0 SHORE DUROMETER A MAXIMUM
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
PERIPHERAL SHAPE STYLEDEE
WIDTH0.687 INCHES NOMINAL IN
MATERIALGLASS OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.342 INCHES MINIMUM AND 0.351 INCHES MAXIMUM IN
THICKNESS0.090 INCHES MINIMUM AND 0.105 INCHES MAXIMUM IN
OTHER ITEMS IN FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540
SUBSTITUTES & CROSS-REFERENCES 2
ALL-1015Reference document
Same NSN cross-reference
Reference document — Secondary reference
0AL-237Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 6828012?
6828012 is a WASHER,FLAT.
What parts can replace 6828012?
There are 2 known substitutes for 6828012: ALL-1015, 0AL-237. Substitute compatibility should be verified for your specific system.
What is the NSN for 6828012?
6828012 is cataloged in the U.S. Government catalog under NSN 5310-00-978-1783. 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.