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87XD1030 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

87XD1030: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, thickness: 4.0 MILLIMETERS NOMINAL MM, hole_diameter: 11.0 MILLIMETERS NOMINAL MM, overall_diameter: 16.8 MILLIMETERS NOMINAL MM, surface_treatment: PHOSPHATE OVERALL, peripheral_shape_style: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-251-9734, 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
87XD1030
NSN: 5310-01-251-9734
FSC: 5310 — Nuts and Washers
CAGE: 3S679 — FN AMERICA LLC DIV COLUMBIA, SC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thickness4.0 MILLIMETERS NOMINAL MM
hole_diameter11.0 MILLIMETERS NOMINAL MM
overall_diameter16.8 MILLIMETERS NOMINAL MM
surface_treatmentPHOSPHATE OVERALL
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationASTM A568,STRIP,KILLED,COMP 1040-1050 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classificationMIL-P-16232,TYPE M,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5310-01-251-9734
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 87XD1030 · 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-P-16232,TYPE M,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
OVERALL DIAMETER: 16.8 MILLIMETERS NOMINAL MM
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A568,STRIP,KILLED,COMP 1040-1050 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
SURFACE TREATMENT: PHOSPHATE OVERALL
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: STEEL OVERALL
•
CENTER HOLE SHAPE STYLE: ROUND
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-P-16232,TYPE M,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
OVERALL DIAMETER16.8 MILLIMETERS NOMINAL MM
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A568,STRIP,KILLED,COMP 1040-1050 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
SURFACE TREATMENTPHOSPHATE OVERALL
PERIPHERAL SHAPE STYLEROUND
MATERIALSTEEL OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER11.0 MILLIMETERS NOMINAL MM
THICKNESS4.0 MILLIMETERS NOMINAL MM
SUBSTITUTES & CROSS-REFERENCES 1
3602019080Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 87XD1030?
87XD1030 is a WASHER,FLAT.
What parts can replace 87XD1030?
There is 1 known substitute for 87XD1030: 3602019080. Substitute compatibility should be verified for your specific system.
What is the NSN for 87XD1030?
87XD1030 is cataloged in the U.S. Government catalog under NSN 5310-01-251-9734. 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.