PartsTable
Technical Data Sheet
164-121 ✓ 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 BRUSH,FIBER,ROTARY WHEEL is a the manufacturer industrial component. Key specifications include hub_diameter: 1.188 INCHES MINIMUM AND 1.313 INCHES MAXIMUM IN, outside_diameter: 2.688 INCHES MINIMUM AND 2.813 INCHES MAXIMUM IN, special_features: WOOD HUB; FOR USE WITH GRINDING AND POLISHING MACHINE NSN-6520-00-538-9250, style_designator: CONVERGING SHAPE WITH STRAIGHT ARBOR HOLE, unit_of_issue_cube: 0.011 CUBIC FEET, arbor_hole_diameter: 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM 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 5310-00-061-7064, 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
164-121
NSN: 5310-00-061-7064
FSC: 5310
CAGE: 25980 — GRACO INC. (USA)
SPECIFICATIONS
hub_diameter1.188 INCHES MINIMUM AND 1.313 INCHES MAXIMUM IN
outside_diameter2.688 INCHES MINIMUM AND 2.813 INCHES MAXIMUM IN
special_featuresWOOD HUB; FOR USE WITH GRINDING AND POLISHING MACHINE NSN-6520-00-538-9250
style_designatorCONVERGING SHAPE WITH STRAIGHT ARBOR HOLE
fill_row_quantity3
unit_of_issue_cube0.011 CUBIC FEET
arbor_hole_diameter0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN
fsc_application_dataGRINDING AND POLISHING MACHINE,DENTAL LABORATORY
unit_of_issue_weight0.07 POUNDS LBS
wood_hub_constructionSOLID
nondefinitive_spec/std_dataI TYPE AND A CLASS AND 23 SIZE
part_name_assigned_by_controlling_agencyBRUSH FIBER ROTARY WHEEL B23 2.688-2.813IN. OD STIFF BRISTLES IN
NSN5310-00-061-7064
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 164-121 · 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
TECHNICAL CHARACTERISTICS (FLIS)
PART NAME ASSIGNED BY CONTROLLING AGENCYTIP GUARD
SPECIAL FEATURESORANGE IN COLOR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
220255Interchangeable
interchangeable cross-reference
interchangeable
SA65HInterchangeable
interchangeable cross-reference
interchangeable
S-185Interchangeable
interchangeable cross-reference
interchangeable
100-0417Interchangeable
interchangeable cross-reference
interchangeable
GGB00750Interchangeable
interchangeable cross-reference
interchangeable
16.443Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 164-121?
164-121 is a BRUSH,FIBER,ROTARY WHEEL.
What parts can replace 164-121?
There are 6 known substitutes for 164-121: 220255, SA65H, S-185 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 164-121?
164-121 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-061-7064. This indicates validated use in U.S. government and defense supply chains.
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