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8288-15-1 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

8288-15-1: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include criticality_code_justification: ZZZY, part_name_assigned_by_controlling_agency: WASHER,FLAT. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-752-7737, 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
8288-15-1
NSN: 5310-00-752-7737
NIINs: 007527737, 011197441
FSC: 5310 — Nuts and Washers
CAGE: 63686 — THE WALWORTH COMPANY (USA)
SPECIFICATIONS
criticality_code_justificationZZZY
part_name_assigned_by_controlling_agencyWASHER,FLAT
reference_number_differentiating_characteristicsMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS.
NSN5310-00-752-7737
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 8288-15-1 · 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: 1.406 INCHES NOMINAL IN
•
HARDNESS RATING: 83.0 ROCKWELL M MINIMUM AND 116.0 ROCKWELL M MAXIMUM
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
MINIMUM TENSILE STRENGTH: 11100 POUNDS PER SQUARE INCH LBS
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: PLASTIC OVERALL
•
CENTER HOLE SHAPE STYLE: ROUND
•
HOLE DIAMETER: 0.656 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER1.406 INCHES NOMINAL IN
HARDNESS RATING83.0 ROCKWELL M MINIMUM AND 116.0 ROCKWELL M MAXIMUM
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
MINIMUM TENSILE STRENGTH11100 POUNDS PER SQUARE INCH LBS
PERIPHERAL SHAPE STYLEROUND
MATERIALPLASTIC OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.656 INCHES NOMINAL IN
THICKNESS0.062 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
D8288-15Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 8288-15-1?
8288-15-1 is a WASHER,FLAT.
What parts can replace 8288-15-1?
There is 1 known substitute for 8288-15-1: D8288-15. Substitute compatibility should be verified for your specific system.
What is the NSN for 8288-15-1?
8288-15-1 is cataloged in the U.S. Government catalog under NSN 5310-00-752-7737. 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.