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015478 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

015478: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 OVERALL, thickness: 0.036 INCHES NOMINAL IN, hole_diameter: 0.190 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN, overall_diameter: 0.315 INCHES MINIMUM AND 0.325 INCHES MAXIMUM IN, peripheral_shape_style: ROUND, center_hole_shape_style: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-081-8537, 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
015478
NSN: 5310-01-081-8537
NIINs: 010818537, 014536933
FSC: 5310 — Nuts and Washers
CAGE: K6111 — QIOPTIQ LTD (GBR)
SPECIFICATIONS
materialSTEEL COMP 303 OVERALL
thickness0.036 INCHES NOMINAL IN
hole_diameter0.190 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN
overall_diameter0.315 INCHES MINIMUM AND 0.325 INCHES MAXIMUM IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationQQ-S-766 COND A FED SPEC SINGLE MATERIAL RESPONSE OR BS 1449 PART 4 302S25 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5310-01-081-8537
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 015478 · 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: 0.315 INCHES MINIMUM AND 0.325 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-766 COND A FED SPEC SINGLE MATERIAL RESPONSE OR BS 1449 PART 4 302S25 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: STEEL COMP 303 OVERALL
•
CENTER HOLE SHAPE STYLE: ROUND
•
HOLE DIAMETER: 0.190 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN
•
THICKNESS: 0.036 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER0.315 INCHES MINIMUM AND 0.325 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-766 COND A FED SPEC SINGLE MATERIAL RESPONSE OR BS 1449 PART 4 302S25 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
PERIPHERAL SHAPE STYLEROUND
MATERIALSTEEL COMP 303 OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.190 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN
THICKNESS0.036 INCHES NOMINAL IN
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 015478?
015478 is a WASHER,FLAT.
What is the NSN for 015478?
015478 is cataloged in the U.S. Government catalog under NSN 5310-01-081-8537. This indicates validated use in U.S. government and defense supply chains.
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