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LD153-0031-0014 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

LD153-0031-0014: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 6061 OVERALL, thickness: 0.063 INCHES NOMINAL IN, hole_diameter: 0.453 INCHES NOMINAL IN, overall_diameter: 0.750 INCHES NOMINAL IN, special_features: WASHER FACES SHALL BE FLAT WITHIN .007 AND PARALLEL WITHIN .002., surface_treatment: ALUMINUM ALLOY OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-593-1214, 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
LD153-0031-0014
NSN: 5310-01-593-1214
FSC: 5310 — Nuts and Washers
CAGE: 43999 — THE BOEING COMPANY DIV LEGACY AM&M (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 6061 OVERALL
thickness0.063 INCHES NOMINAL IN
hole_diameter0.453 INCHES NOMINAL IN
overall_diameter0.750 INCHES NOMINAL IN
special_featuresWASHER FACES SHALL BE FLAT WITHIN .007 AND PARALLEL WITHIN .002.
surface_treatmentALUMINUM ALLOY OVERALL
peripheral_shape_styleROUND
center_hole_shape_styleROUND
end_item_identificationNB-1
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationQQ-A-250/11 FED SPEC ALL MATERIAL RESPONSES OVERALL
part_name_assigned_by_controlling_agencyWASHER, FLAT, CONDUCTIVE, INCLUDING REDUCED OD.
NSN5310-01-593-1214
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: LD153-0031-0014 · 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-C-5541,CLASS 1A,COLOR IRIDESCENT YELLOW MIL SPEC ALL TREATMENT RESPONSES OVERALL A
•
OVERALL DIAMETER: 0.750 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/11 FED SPEC ALL MATERIAL RESPONSES OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
COLOR: YELLOW OVERALL
•
SURFACE TREATMENT: ALUMINUM ALLOY OVERALL
•
PERIPHERAL SHAPE STYLE: ROUND
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-5541,CLASS 1A,COLOR IRIDESCENT YELLOW MIL SPEC ALL TREATMENT RESPONSES OVERALL A
OVERALL DIAMETER0.750 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/11 FED SPEC ALL MATERIAL RESPONSES OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
COLORYELLOW OVERALL
SPECIAL FEATURESWASHER FACES SHALL BE FLAT WITHIN .007 AND PARALLEL WITHIN .002.
SURFACE TREATMENTALUMINUM ALLOY OVERALL
PERIPHERAL SHAPE STYLEROUND
PART NAME ASSIGNED BY CONTROLLING AGENCYWASHER, FLAT, CONDUCTIVE, INCLUDING REDUCED OD.
END ITEM IDENTIFICATIONNB-1
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

No substitute or cross-reference records for this part.

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 LD153-0031-0014?
LD153-0031-0014 is a WASHER,FLAT.
What is the NSN for LD153-0031-0014?
LD153-0031-0014 is cataloged in the U.S. Government catalog under NSN 5310-01-593-1214. This indicates validated use in U.S. government and defense supply chains.
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