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Technical Data Sheet
PartsTable / MRO / 103787
103787 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
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

RESISTOR,VARIABLE,NONWIRE WOUND,. Key specifications include material: STEEL OVERALL, seal_type: GASKET, body_style: RECTANGULAR, body_width: 0.375 INCHES NOMINAL IN, body_height: 0.750 INCHES MAXIMUM IN, body_length: 0.190 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 5315-00-010-3787, 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
MRO→ MRO_GENERAL→ 103787
NSN: 5315-00-010-3787
FSC: 5315
CAGE: 21450 — ARMY WEAPONS COMMAND ATTN AMSWE-REE-S (USA)
SPECIFICATIONS
materialSTEEL OVERALL
seal_typeGASKET
body_styleRECTANGULAR
body_width0.375 INCHES NOMINAL IN
body_height0.750 INCHES MAXIMUM IN
body_length0.190 INCHES NOMINAL IN
thread_class2B
actuator_typeFLUSH DRIVE WITH SLOT-HOLE
first_end_styleCHAMFERED
furnished_itemsCHAIN
mounting_methodTERMINAL
terminal_length0.200 INCHES MINIMUM IN
NSN5315-00-010-3787
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 103787 · 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
•
FIRST END TAPER LENGTH: 0.031 INCHES NOMINAL IN
•
PIN OVERALL DIAMETER: 0.4970 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
•
FIRST END TAPER ANGLE: 25.0 DEGREES NOMINAL
•
MATERIAL: STEEL OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-633,FS1010 TO FS1030 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
FIRST END STYLE: CHAMFERED
•
PIN OVERALL LENGTH: 1.363 INCHES MINIMUM AND 1.387 INCHES MAXIMUM IN
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
TECHNICAL CHARACTERISTICS (FLIS)
FIRST END TAPER LENGTH0.031 INCHES NOMINAL IN
PIN OVERALL DIAMETER0.4970 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
FIRST END TAPER ANGLE25.0 DEGREES NOMINAL
MATERIALSTEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-633,FS1010 TO FS1030 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
FIRST END STYLECHAMFERED
PIN OVERALL LENGTH1.363 INCHES MINIMUM AND 1.387 INCHES MAXIMUM IN
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
112107Interchangeable
interchangeable cross-reference
interchangeable
61500683Interchangeable
interchangeable cross-reference
interchangeable
141503045Interchangeable
interchangeable cross-reference
interchangeable
73910Interchangeable
interchangeable cross-reference
interchangeable
701-1001-12-8Interchangeable
interchangeable cross-reference
interchangeable
AS5015Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 103787?
103787 is a RESISTOR,VARIABLE,NONWIRE WOUND,. It is classified as a MRO (MRO_GENERAL).
What parts can replace 103787?
There are 8 known substitutes for 103787: 112107, 61500683, 141503045 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 103787?
103787 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-010-3787. 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