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PartsTable / COMPONENT / 7732387
7732387 ✓ 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 PIN,SHOULDER,HEADLESS is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, shank_length: 0.375 INCHES NOMINAL IN, thread_class: 2A A, thread_length: 0.375 INCHES NOMINAL IN, overall_length: 0.875 INCHES NOMINAL IN, shank_diameter: 0.312 INCHES NOMINAL 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 5315-00-773-2387, 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
7732387
NSN: 5315-00-773-2387
FSC: 5315
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL OVERALL
shank_length0.375 INCHES NOMINAL IN
thread_class2A A
thread_length0.375 INCHES NOMINAL IN
overall_length0.875 INCHES NOMINAL IN
shank_diameter0.312 INCHES NOMINAL IN
first_end_styleOVAL
second_end_styleRADIUS
style_designatorSHOULDER
thread_directionRIGHT-HAND
shoulder_diameter0.438 INCHES NOMINAL IN
surface_treatmentCADMIUM OVERALL
NSN5315-00-773-2387
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 7732387 · 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
•
THREAD CLASS: 2A A
•
SHOULDER DIAMETER: 0.438 INCHES NOMINAL IN
•
SECOND END RELATIONSHIP WITH FIRST END: NOT IDENTICAL
•
SURFACE TREATMENT: CADMIUM OVERALL
•
MATERIAL: STEEL OVERALL
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416 TY 1 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
STYLE DESIGNATOR: SHOULDER
TECHNICAL CHARACTERISTICS (FLIS)
THREAD CLASS2A A
SHOULDER DIAMETER0.438 INCHES NOMINAL IN
SECOND END RELATIONSHIP WITH FIRST ENDNOT IDENTICAL
OVERALL LENGTH0.875 INCHES NOMINAL IN
SURFACE TREATMENTCADMIUM OVERALL
MATERIALSTEEL OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416 TY 1 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
STYLE DESIGNATORSHOULDER
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
FIRST END OUTER RADIUS0.125 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
59487Interchangeable
interchangeable cross-reference
interchangeable
T396Interchangeable
interchangeable cross-reference
interchangeable
T376Interchangeable
interchangeable cross-reference
interchangeable
T42Interchangeable
interchangeable cross-reference
interchangeable
7376Interchangeable
interchangeable cross-reference
interchangeable
539714-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 7732387?
7732387 is a PIN,SHOULDER,HEADLESS.
What parts can replace 7732387?
There are 11 known substitutes for 7732387: 59487, T396, T376 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 7732387?
7732387 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-773-2387. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026