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Technical Data Sheet
PartsTable / COMPONENT / 3897
3897 ✓ Verified by PartsTable
Multibrackets · 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

Multibrackets Pro Series M Ceiling Mount Pro MBC1U VESA200 is our innovative - ready to be installed Single-Display Ceiling Mount.<br><br>The new professional Pro Series A/V line from Multibrackets was designed with the installer in mind. Modular, easy to configure, quick to install, and simple to maintain. Working closely with installers we created a range with close to unlimited flexibility.

This model the M Ceiling Mount Pro MBC1U VESA200 is no exception. The product provides the versatility and flexibility demanded by installers. Based upon the Pro Series strong and ultra-flexible aluminum rail it is completely modular and has built in cable management throughout the entire solution to quicken installation and creating an esthetic result worth the public eye.<br><br>With its modular construction installers have vast possibilities to change, update and reconfigure its design if ideas change over time then Pro Series can follow.<br><br>Designed with our Scandinavian heritage in mind This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-275-2087, indicating validated use in U.S.

government and defense logistics supply chains.

WHERE IT FITS
3897
NSN: 5310-00-275-2087
FSC: 5310
CAGE: 94231 — THE CHAMPION COMPANY DIV GROUND SUPPORT EQUIPMENT (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleHEXAGON
nut_height0.416 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN
body_length0.390 INCHES MAXIMUM IN
temp_rating250.0 FAHRENHEIT NOMINAL DEGF
thread_class3B
thread_seriesUNF
inclosure_typeHERMETICALLY SEALED
overall_length2.210 INCHES NOMINAL IN
locking_featurePREVAILING TORQUE ALL METAL DESIGN OR PREVAILING TORQUE WITH NONMETALLIC INSERT
mounting_methodTERMINAL SINGLE GROUP
frequency_rating400.0 HERTZ MINIMUM AND 100.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
NSN5310-00-275-2087
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 3897 · Multibrackets ⚠ 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
•
NUT STYLE: HEXAGON
•
NOMINAL THREAD SIZE: 0.375 INCHES IN
•
BEARING SURFACE TYPE: FLAT
•
SURFACE TREATMENT: CADMIUM OVERALL
•
NUT HEIGHT: 0.416 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN
•
MATERIAL: STEEL OVERALL
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS (FLIS)
THREAD SERIESUNF
NUT STYLEHEXAGON
NOMINAL THREAD SIZE0.375 INCHES IN
BEARING SURFACE TYPEFLAT
SURFACE TREATMENTCADMIUM OVERALL
NUT HEIGHT0.416 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN
MATERIALSTEEL OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS3B
TEMP RATING250.0 FAHRENHEIT NOMINAL DEGF
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
3897Interchangeable
interchangeable cross-reference
interchangeable
A2043Interchangeable
interchangeable cross-reference
interchangeable
5310PL0530873Interchangeable
interchangeable cross-reference
interchangeable
MS21044N6Interchangeable
interchangeable cross-reference
interchangeable
5310PL2091896Interchangeable
interchangeable cross-reference
interchangeable
27FH-624Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3897?
3897 is a TRANSFORMER,AUDIO FREQUENCY manufactured by Multibrackets.
What parts can replace 3897?
There are 15 known substitutes for 3897: 3897, A2043, 5310PL0530873 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3897?
3897 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-275-2087. 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