PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 21246
21246 ✓ Verified by PartsTable
Trust · BALL BEARING
WHAT YOU NEED TO KNOW
2RS = sealed for life, ZZ = shielded re-greaseable ABEC grade: higher = tighter tolerance
ABEC-1 standard, ABEC-7+ for precision spindles
PRODUCT OVERVIEW

<b>Soft Sleeve for laptops with size up to 17.3” (310x440 mm)</b><br><br>- Available in different sizes and colours<br>- Easy access top loading design with 2 long zipper pullers<br>- Protects your device from scratches and bumps<br>- Shock absorbing and self-regenerating neoprene offering maximum elasticity and durability<br>- Soft and lightweight<br>- Thin design that easily fits into a suitcase or carry bag. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-050-7710, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
21246
NSN: 3120-00-050-7710
FSC: 3120
CAGE: 82340 — L3HARRIS TECHNOLOGIES, INC. DIV SPACE AND AIRBORNE SYSTEMS (USA)
SPECIFICATIONS
colorBLACK
diameter0.5938 INCHES NOMINAL IN
materialSTEEL OVERALL
bore_shapeSTRAIGHT
shank_typeSTRAIGHT ROUND W/SQUARE END
reamer_typeHAND
corner_shapeSQUARE ALL CORNERS
flute_designSTRAIGHT
flute_length3.375 INCHES NOMINAL IN
bore_diameter0.3120 INCHES NOMINAL IN
largest_width0.312 INCHES SINGLE END IN
overall_width0.5620 INCHES NOMINAL IN
NSN3120-00-050-7710
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 21246 · Trust ⚠ VERIFY BEFORE ORDERING ABEC grade: higher = tighter tolerance = higher cost. ABEC-1 is standard, ABEC-7+ for precision spindles. Open, shielded (ZZ), and sealed (2RS) versions have different max RPM ratings ✓ BROKER TIP 2RS = sealed for life (no maintenance). ZZ = shielded, re-greaseable. Open = must lubricate on install. Common interchange: 6205-2RS = 6205-2RSR = 6205-DDU (same bearing, different suffix) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
BODY OUTSIDE DIAMETER: 0.4970 INCHES MINIMUM AND 0.4990 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
MATERIAL: STEEL COMP 4130 OVERALL
•
SURFACE FINISH: 100.0 MICROINCHES INTERMEDIATE LAYER
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-T-6736,TY 1,COND N MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
BODY INSIDE DIAMETER: 0.3750 INCHES MINIMUM AND 0.3770 INCHES MAXIMUM IN
•
CORNER SHAPE: SQUARE ALL CORNERS
•
SURFACE TREATMENT: CADMIUM OVERALL
TYPICAL APPLICATIONS
  • Server Internal Cabling
  • Data Center Cable Infrastructure
  • SAS/SATA Drive Connectivity
TECHNICAL CHARACTERISTICS (FLIS)
BODY OUTSIDE DIAMETER0.4970 INCHES MINIMUM AND 0.4990 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
MATERIALSTEEL COMP 4130 OVERALL
SURFACE FINISH100.0 MICROINCHES INTERMEDIATE LAYER
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-T-6736,TY 1,COND N MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
BODY INSIDE DIAMETER0.3750 INCHES MINIMUM AND 0.3770 INCHES MAXIMUM IN
CORNER SHAPESQUARE ALL CORNERS
SURFACE TREATMENTCADMIUM OVERALL
OVERALL LENGTH1.5000 INCHES MINIMUM AND 1.5020 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
731292Interchangeable
interchangeable cross-reference
interchangeable
534733-530Interchangeable
interchangeable cross-reference
interchangeable
1138977Interchangeable
interchangeable cross-reference
interchangeable
77013Interchangeable
interchangeable cross-reference
interchangeable
273829-147Interchangeable
interchangeable cross-reference
interchangeable
201KTT3FS381AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 21246?
21246 is a CABLE ASSEMBLY,POWER,ELECTRICAL manufactured by Trust.
What parts can replace 21246?
There are 15 known substitutes for 21246: 731292, 534733-530, 1138977 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 21246?
21246 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-050-7710. 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