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21-108 — DISK,CLUTCH,VEHICULAR

✓ Government record, cited
Corolle · TAPERED BEARING
PRODUCT OVERVIEW

21-108: DISK,CLUTCH,VEHICULAR.

The DISK,CLUTCH,VEHICULAR is a Corolle industrial component. Key specifications include length: 27.000 INCHES NOMINAL IN, end_type: SINGLE ARMED, sterility: STERILE, test_media: SERUM OR URINE, usage_design: FOR THE QUANTITATIVE DETERMINATION OF SODIUM,POTASSIUM AND CHLORIDE, size_designator: 4-0. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-100-0311, 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
21-108
NSN: 3110-00-100-0311
NIINs: 001000311, 002894141, 003743266, 005660650, 005823790, 007075767, 010067118, 010717912, 012348955, 013046175, 013818313, 014183409, 014183412, 014184110, 014184292, 014184293, 014184297, 014256658, 014256660, 015470109, 015929762, 016996844
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 65282 — WHITE MOTOR CORP (USA)
SPECIFICATIONS
length27.000 INCHES NOMINAL IN
end_typeSINGLE ARMED
sterilitySTERILE
test_mediaSERUM OR URINE
usage_designFOR THE QUANTITATIVE DETERMINATION OF SODIUM,POTASSIUM AND CHLORIDE
size_designator4-0
features_providedDISPOSABLE
needle_nominal_length19.0 MILLIMETERS MM
strand_fiber_arrangementMONOFILAMENT
armed_suture_needle_style3/8 CIRCLE
protective_storage_featureEXPIRATION DATED
armed_suture_needle_point_styleREVERSE CUTTING EDGE
NSN3110-00-100-0311
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 21-108 · Corolle ⚠ 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
•
STYLE DESIGNATOR: NORMAL ANGLE
•
OUTSIDE DIAMETER: 3.7500 INCHES NOMINAL IN
•
BACKFACE CORNER RADIUS: 0.0938 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORNORMAL ANGLE
OVERALL WIDTH0.8750 INCHES NOMINAL IN
OUTSIDE DIAMETER3.7500 INCHES NOMINAL IN
BACKFACE CORNER RADIUS0.0938 INCHES NOMINAL IN
SPECIAL FEATURESAXIAL DISTANCE BETWEEN CENTER OF CUP CONTACT LINE AND BEARING STABILITY POINT ON SHAFT AXIS 0.3600 IN. IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 8
001-30144Reference document
Same NSN cross-reference
Reference document — Secondary reference
5T5147Reference document
Same NSN cross-reference
Reference document — Secondary reference
MA1605Reference document
Same NSN cross-reference
Reference document — Secondary reference
432Reference document
Same NSN cross-reference
Reference document — Secondary reference
6429Reference document
Same NSN cross-reference
Reference document — Secondary reference
96X432Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 21-108?
21-108 is a DISK,CLUTCH,VEHICULAR manufactured by Corolle.
What parts can replace 21-108?
There are 8 known substitutes for 21-108: 001-30144, 5T5147, MA1605 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 21-108?
21-108 is cataloged in the U.S. Government catalog under NSN 3110-00-100-0311. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.