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Technical Data Sheet
PartsTable / COMPONENT / 20280-1
20280-1 ✓ 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 BEARING,ROLLER,CYLINDRICAL is a the manufacturer industrial component. Key specifications include material: STEEL ROLLER, body_width: 1.625 INCHES NOMINAL IN, bore_shape: STRAIGHT, body_height: 2.375 INCHES NOMINAL IN, body_length: 1.625 INCHES NOMINAL IN, inclosure_type: HERMETICALLY SEALED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-315-9211, 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
20280-1
NSN: 5310-00-315-9211
FSC: 5310
CAGE: 99167 — HAMILTON SUNDSTRAND CORPORATION (USA)
SPECIFICATIONS
materialSTEEL ROLLER
body_width1.625 INCHES NOMINAL IN
bore_shapeSTRAIGHT
body_height2.375 INCHES NOMINAL IN
body_length1.625 INCHES NOMINAL IN
inclosure_typeHERMETICALLY SEALED
surface_finishGROUND
mounting_methodTHREADED STUD(S) SINGLE GROUP
frequency_rating380.0 HERTZ MINIMUM AND 420.0 HERTZ MAXIMUM SINGLE COMPONENT
locating_featureNONLOCATING
special_featuresSTABILIZED FOR OPERATION FROM M65 DEG F TO P450 DEG F
style_designatorSINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING WITH TWO ROLLER RETAINMENT RINGS ON OUTER, NON-SEPARABLE
NSN5310-00-315-9211
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 20280-1 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
QB84208-2Interchangeable
interchangeable cross-reference
interchangeable
202801Interchangeable
interchangeable cross-reference
interchangeable
20280Interchangeable
interchangeable cross-reference
interchangeable
0002WBP15Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 20280-1?
20280-1 is a BEARING,ROLLER,CYLINDRICAL.
What parts can replace 20280-1?
There are 4 known substitutes for 20280-1: QB84208-2, 202801, 20280 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 20280-1?
20280-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-315-9211. 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