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Technical Data Sheet
PartsTable / MRO / 21-343
21-343 ✓ Verified by PartsTable
apg Solutions · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Cup and cone sold separately — confirm both needed Timken series numbers indicate dimensions
Cup and cone NOT sold as set — verify order
PRODUCT OVERVIEW

This is a plastic INSERT with 8 coin and 5 layflat note compartments used on SL3000 cash drawer models. The Insert is suitable for a variety of currencies including Euro. The insert is made out of hard wearing ABS plastic.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-6158, 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
MRO→ MRO_GENERAL→ 21-343
NSN: 3110-00-100-6158
FSC: 3110
CAGE: 78062 — SARGENT AEROSPACE & DEFENSE, LLC DBA SARGENT CONTROLS & AEROSPACE DIV SARGENT CONTROLS & AEROSPACE (USA)
SPECIFICATIONS
guideNOT INCLUDED
diameter0.375 INCHES NOMINAL IN
materialSTEEL COMP 416
body_styleFLEXIBLE KEYWAY INSERT TYPE, THROUGH BORE
bore_shapeSTRAIGHT
bore_stylePLAIN BOTH ENDS
flute_typeINTEGRAL
shank_typeMORSE TAPER
tooth_formSTUB
body_length17.5 MILLIMETERS NOMINAL MM
reamer_typeJOBBERS
flute_designSTRAIGHT
NSN3110-00-100-6158
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 21-343 · apg Solutions ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
ROLLING ELEMENT DIAMETER: 0.5000 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP E51100 OR STEEL COMP E52100 OVERALL
•
STYLE DESIGNATOR: BALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD ALL MATERIAL RESPONSES OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
ROLLING ELEMENT DIAMETER0.5000 INCHES NOMINAL IN
SPECIAL FEATURESAFBMA STANDARD TOLERANCE FOR BALLS,GRADE 24
END ITEM IDENTIFICATIONMRAP BUFFALO MK2A2
MATERIALSTEEL COMP E51100 OR STEEL COMP E52100 OVERALL
STYLE DESIGNATORBALL
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 27
9059-5Interchangeable
interchangeable cross-reference
interchangeable
H38K613Interchangeable
interchangeable cross-reference
interchangeable
90-005-5Interchangeable
interchangeable cross-reference
interchangeable
5150FInterchangeable
interchangeable cross-reference
interchangeable
216-3-32Interchangeable
interchangeable cross-reference
interchangeable
39461-11PC59Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 21-343?
21-343 is a GUIDE,SPRING,GEAR OPERATOR manufactured by apg Solutions. It is classified as a MRO (MRO_GENERAL).
What parts can replace 21-343?
There are 27 known substitutes for 21-343: 9059-5, H38K613, 90-005-5 and 24 more. Substitute compatibility should be verified for your specific system.
Is 21-343 still available?
21-343 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026