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A4363 — MICROCIRCUIT,DIGITAL

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

A4363: MICROCIRCUIT,DIGITAL.

The MICROCIRCUIT,DIGITAL is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, thickness: 0.038 INCHES MINIMUM AND 0.058 INCHES MAXIMUM IN, body_width: 0.260 INCHES NOMINAL IN, body_height: 0.160 INCHES NOMINAL IN, body_length: 0.770 INCHES NOMINAL IN, hole_diameter: 0.500 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-638-0549, 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
A4363
NSN: 5310-00-638-0549
NIINs: 006380549, 008802005, 010032230
FSC: 5310 — Nuts and Washers
CAGE: 17472 — EATON AEROSPACE LLC DBA EATON INOAC DIV FUEL & MOTION CONTROL SYSTEMS DIVISION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thickness0.038 INCHES MINIMUM AND 0.058 INCHES MAXIMUM IN
body_width0.260 INCHES NOMINAL IN
body_height0.160 INCHES NOMINAL IN
body_length0.770 INCHES NOMINAL IN
hole_diameter0.500 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN
overall_diameter0.677 INCHES MINIMUM AND 0.680 INCHES MAXIMUM IN
features_providedHERMETICALLY SEALED
output_logic_formCOMPLEMENTARY-LOGIC
surface_treatmentPHOSPHATE OVERALL
inclosure_materialCERAMIC AND METAL
test_data_document81349-MIL-STD-883 LEVEL B STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).
NSN5310-00-638-0549
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: A4363 · 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: 0.677 INCHES MINIMUM AND 0.680 INCHES MAXIMUM IN
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
SURFACE TREATMENT: PHOSPHATE OVERALL
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: STEEL OVERALL
•
CENTER HOLE SHAPE STYLE: ROUND
•
HOLE DIAMETER: 0.500 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN
•
THICKNESS: 0.038 INCHES MINIMUM AND 0.058 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER0.677 INCHES MINIMUM AND 0.680 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
SURFACE TREATMENTPHOSPHATE OVERALL
PERIPHERAL SHAPE STYLEROUND
MATERIALSTEEL OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.500 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN
THICKNESS0.038 INCHES MINIMUM AND 0.058 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A4363?
A4363 is a MICROCIRCUIT,DIGITAL.
What is the NSN for A4363?
A4363 is cataloged in the U.S. Government catalog under NSN 5310-00-638-0549. This indicates validated use in U.S. government and defense supply chains.
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