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Technical Data Sheet
PartsTable / MRO / 112-500
112-500 ✓ 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,WIRE WOUND,NON. Key specifications include material: STEEL OVERALL, nut_style: CASTELLATED, HEXAGON, body_style: CYLINDRICAL TAB/FLANGE MOUNTED, body_length: 0.813 INCHES NOMINAL IN, thread_class: 2B, actuator_type: FLUSH DRIVE WITH SLOT-HOLE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-485-0941, 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→ 112-500
NSN: 5310-00-485-0941
FSC: 5310
CAGE: 23382 — FWD SEAGRAVE HOLDINGS LP (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleCASTELLATED, HEXAGON
body_styleCYLINDRICAL TAB/FLANGE MOUNTED
body_length0.813 INCHES NOMINAL IN
thread_class2B
actuator_typeFLUSH DRIVE WITH SLOT-HOLE
body_diameter1.266 INCHES NOMINAL IN
thread_seriesUNF
mounting_methodUNTHREADED HOLE(S)
section_quantity1
thread_directionRIGHT-HAND
features_providedGROUNDED CONTACT ARM
NSN5310-00-485-0941
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 112-500 · 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 SERIES: UNF
•
THREAD CLASS: 2B
•
NOMINAL THREAD SIZE: 0.250 INCHES IN
•
NUT STYLE: CASTELLATED, HEXAGON
•
THREAD QUANTITY PER INCH: 28
•
SURFACE TREATMENT: CADMIUM OVERALL
•
THREAD DIRECTION: RIGHT-HAND
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
THREAD SERIESUNF
THREAD CLASS2B
NOMINAL THREAD SIZE0.250 INCHES IN
NUT STYLECASTELLATED, HEXAGON
THREAD QUANTITY PER INCH28
SURFACE TREATMENTCADMIUM OVERALL
THREAD DIRECTIONRIGHT-HAND
MATERIALSTEEL OVERALL
BEARING SURFACE TYPEWASHER FACED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
AAA1-500Interchangeable
interchangeable cross-reference
interchangeable
5MS884-5Interchangeable
interchangeable cross-reference
interchangeable
210-29Interchangeable
interchangeable cross-reference
interchangeable
10HN1R1V13INST #3,POWER ONInterchangeable
interchangeable cross-reference
interchangeable
3642-5Interchangeable
interchangeable cross-reference
interchangeable
036425Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 112-500?
112-500 is a RESISTOR,VARIABLE,WIRE WOUND,NON. It is classified as a MRO (MRO_GENERAL).
What parts can replace 112-500?
There are 7 known substitutes for 112-500: AAA1-500, 5MS884-5, 210-29 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 112-500?
112-500 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-485-0941. 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