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Technical Data Sheet
PartsTable / COMPONENT / 90-6-13-52
90-6-13-52 ✓ 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 SPREADER SET,FINGER,ENDODONTIC is a the manufacturer industrial component. Key specifications include part_name_assigned_by_controlling_agency: SPREADER SET FINGER ENDODONTIC SS 25MM LG ASSORTED SET OF 6 MM. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-619-0174, 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
90-6-13-52
NSN: 5315-00-619-0174
FSC: 5315
CAGE: 18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
general_characteristics_item_descriptionSTAINLESS STEEL;25 MM LONG; ASSORTED; SET OF 6; SIZES XF,FF,MF,F,FM,AND M; DESIGNED FOR LATERAL CONDENSATION OF ROOT CANAL SEALING MATERIAL MM
part_name_assigned_by_controlling_agencySPREADER SET FINGER ENDODONTIC SS 25MM LG ASSORTED SET OF 6 MM
NSN5315-00-619-0174
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 90-6-13-52 · 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
•
HEAD DIAMETER: 0.410 INCHES NOMINAL IN
•
SHANK DIAMETER: 0.250 INCHES NOMINAL IN
•
ACTUATION METHOD: PUSH BUTTON
•
SURFACE TREATMENT: CADMIUM OVERALL
•
STYLE DESIGNATOR: RING HANDLE
•
MATERIAL: STEEL OVERALL
•
DETENT TO TAPERED END DISTANCE: 0.500 INCHES NOMINAL IN
•
SHOULDER TO HEAD END DISTANCE: 0.970 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
HEAD DIAMETER0.410 INCHES NOMINAL IN
SHANK DIAMETER0.250 INCHES NOMINAL IN
ACTUATION METHODPUSH BUTTON
SURFACE TREATMENTCADMIUM OVERALL
STYLE DESIGNATORRING HANDLE
MATERIALSTEEL OVERALL
DETENT TO TAPERED END DISTANCE0.500 INCHES NOMINAL IN
SHOULDER TO HEAD END DISTANCE0.970 INCHES NOMINAL IN
GRIP LENGTH1.600 INCHES NOMINAL IN
DETENT QUANTITY2
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
90-6-13-52Interchangeable
interchangeable cross-reference
interchangeable
854-3175Interchangeable
interchangeable cross-reference
interchangeable
15732Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 90-6-13-52?
90-6-13-52 is a SPREADER SET,FINGER,ENDODONTIC.
What parts can replace 90-6-13-52?
There are 3 known substitutes for 90-6-13-52: 90-6-13-52, 854-3175, 15732. Substitute compatibility should be verified for your specific system.
What is the NSN for 90-6-13-52?
90-6-13-52 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-619-0174. 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