PartsTable
Technical Data Sheet
50446 ✓ Verified by PartsTable
3M · COMPONENT
WHAT YOU NEED TO KNOW
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PRODUCT OVERVIEW

3M™ Hookit™ Disc 255P Gold is a C-weight abrasive disc for general purpose lightweight sanding. The popular 255P Gold abrasive offers superior performance.<br><br>3M™ Hookit™ Disc 255P is based on Aluminium Oxide minerals and features an anti-loading coating for high performance lightweight sanding on many different substrates. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 9540-00-027-9154, 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
50446
NSN: 9540-00-027-9154
FSC: 9540
CAGE: 27610 — INTERNATIONAL LIGHT METALS CORP SUB OF MARTIN MARIETTA CORP (USA)
SPECIFICATIONS
phaseTHREE SINGLE VOLTAGE
length30.000 INCHES NOMINAL IN
materialSTEEL COMP 304 SHEATH
mask_typeHALF FACEPIECE
body_styleFINNED, TUBULAR, U SHAPED
body_width4.312 INCHES NOMINAL IN
body_height4.500 INCHES NOMINAL IN
body_length5.250 INCHES NOMINAL IN
filter_typeCARTRIDGE AND FILTER PAD
head_harnessINCLUDED
adjustabilityADJUSTABLE
exhaust_valveINCLUDED
NSN9540-00-027-9154
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: 3M BEARING,BALL,ANNULAR TITLE COMPONENT PN 50446 MFR 3M BEARING,BALL,ANNULAR
KEY FEATURES
LENGTH: 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
FIRST TIP STYLE: SQUARE END
WEIGHT PER UNIT MEASURE: 0.168 POUNDS PER LINEAR FOOT LBS
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-200/11 FED SPEC 1ST MATERIAL RESPONSE
NONDEFINITIVE SPEC/STD DATA: T6 TEMPER
LEFT SIDE FLANGE THICKNESS: 0.080 INCHES NOMINAL IN
FILLET RADIUS WHERE LEFT FLANGE JOINS BASE FLANGE: 0.125 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
LENGTH10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
FIRST TIP STYLESQUARE END
WEIGHT PER UNIT MEASURE0.168 POUNDS PER LINEAR FOOT LBS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-200/11 FED SPEC 1ST MATERIAL RESPONSE
NONDEFINITIVE SPEC/STD DATAT6 TEMPER
OVERALL WIDTH1.000 INCHES NOMINAL IN
LEFT SIDE FLANGE THICKNESS0.080 INCHES NOMINAL IN
FILLET RADIUS WHERE LEFT FLANGE JOINS BASE FLANGE0.125 INCHES NOMINAL IN
OVERALL HEIGHT1.000 INCHES NOMINAL IN
MATERIALALUMINUM ALLOY 7075
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
50446Interchangeable
interchangeable cross-reference
interchangeable
2105203Interchangeable
interchangeable cross-reference
interchangeable
102520Interchangeable
interchangeable cross-reference
interchangeable
3977 ITEM 7Interchangeable
interchangeable cross-reference
interchangeable
S4530Interchangeable
interchangeable cross-reference
interchangeable
A21000:A00621Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 50446?
50446 is a BEARING,BALL,ANNULAR manufactured by 3M.
What parts can replace 50446?
There are 12 known substitutes for 50446: 50446, 2105203, 102520 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 50446?
50446 is cataloged in the Federal Logistics Information System (FLIS) under NSN 9540-00-027-9154. This indicates validated use in U.S. government and defense supply chains.
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