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Technical Data Sheet
PartsTable / COMPONENT / 52-80-78
52-80-78 ✓ Verified by PartsTable
— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The SEMICONDUCTOR DEVICE,DIODE is a the manufacturer industrial component. Key specifications include material: SILICON SEMICONDUCTOR, head_style: FLAT CHAMFER, head_height: 0.492 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.735 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN, thread_length: 1.500 INCHES MINIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-309-1467, 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
52-80-78
NSN: 5315-00-309-1467
FSC: 5315
CAGE: 6K4C8 — GOODRICH CORPORATION (USA)
SPECIFICATIONS
materialSILICON SEMICONDUCTOR
head_styleFLAT CHAMFER
head_height0.492 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
thread_class3A A
head_diameter0.735 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
thread_length1.500 INCHES MINIMUM IN
overall_length0.160 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN
fastener_length1.960 INCHES MINIMUM AND 2.000 INCHES MAXIMUM IN
first_end_styleCOUNTERBORED W/THRU HOLE
hardness_rating38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
inside_diameter0.750 INCHES NOMINAL IN
mounting_methodTERMINAL
NSN5315-00-309-1467
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 52-80-78 · 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
•
MATERIAL: STEEL COMP E4340 OVERALL
•
FIRST END COUNTERBORE DIAMETER: 1.000 INCHES NOMINAL IN
•
SECOND END COUNTERBORE DIAMETER: 1.120 INCHES NOMINAL IN
•
PIN OVERALL DIAMETER: 1.3720 INCHES MINIMUM AND 1.3730 INCHES MAXIMUM IN
•
INSIDE DIAMETER: 0.750 INCHES NOMINAL IN
•
SECOND END COUNTERBORE DEPTH: 1.120 INCHES NOMINAL IN
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
•
SECOND END STYLE: COUNTERBORED W/THRU HOLE
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL COMP E4340 OVERALL
FIRST END COUNTERBORE DIAMETER1.000 INCHES NOMINAL IN
SECOND END COUNTERBORE DIAMETER1.120 INCHES NOMINAL IN
PIN OVERALL DIAMETER1.3720 INCHES MINIMUM AND 1.3730 INCHES MAXIMUM IN
INSIDE DIAMETER0.750 INCHES NOMINAL IN
SECOND END COUNTERBORE DEPTH1.120 INCHES NOMINAL IN
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
SECOND END STYLECOUNTERBORED W/THRU HOLE
PIN OVERALL LENGTH7.750 INCHES NOMINAL IN
FIRST END STYLECOUNTERBORED W/THRU HOLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
27183Interchangeable
interchangeable cross-reference
interchangeable
970-41705 ITEM 35Interchangeable
interchangeable cross-reference
interchangeable
SS845-2007644 PIECE 14Interchangeable
interchangeable cross-reference
interchangeable
IN4001Interchangeable
interchangeable cross-reference
interchangeable
1N4001Interchangeable
interchangeable cross-reference
interchangeable
0482-0026Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 52-80-78?
52-80-78 is a SEMICONDUCTOR DEVICE,DIODE.
What parts can replace 52-80-78?
There are 6 known substitutes for 52-80-78: 27183, 970-41705 ITEM 35, SS845-2007644 PIECE 14 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 52-80-78?
52-80-78 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-309-1467. This indicates validated use in U.S. government and defense supply chains.
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Last verified: July 2026