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221512 — DISK,CLUTCH,VEHICULAR

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

221512: DISK,CLUTCH,VEHICULAR.

The DISK,CLUTCH,VEHICULAR is a the manufacturer industrial component. Key specifications include radius: 3.383 INCHES NOMINAL IN, material: STEEL, disk_type: EXTERNAL TEETH, flexibility: RIGID, outside_diameter: 2.748 INCHES MINIMUM AND 2.750 INCHES MAXIMUM IN, style_designator: CONCAVE. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-223-0943, 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
221512
NSN: 5340-00-223-0943
NIINs: 002230943, 007908809, 011691152, 015933383
FSC: 5340 — Hardware, Commercial
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
radius3.383 INCHES NOMINAL IN
materialSTEEL
disk_typeEXTERNAL TEETH
flexibilityRIGID
outside_diameter2.748 INCHES MINIMUM AND 2.750 INCHES MAXIMUM IN
style_designatorCONCAVE
material_thickness0.083 INCHES NOMINAL IN
teeth_quantity_per_disk47
material_document_and_classificationN, 47-S-10, TYPE 1 NATIONAL SPEC SINGLE MATERIAL RESPONSE
NSN5340-00-223-0943
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 221512 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
RADIUS: 3.383 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 2.748 INCHES MINIMUM AND 2.750 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: CONCAVE
•
MATERIAL DOCUMENT AND CLASSIFICATION: N, 47-S-10, TYPE 1 NATIONAL SPEC SINGLE MATERIAL RESPONSE
•
MATERIAL THICKNESS: 0.083 INCHES NOMINAL IN
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
RADIUS3.383 INCHES NOMINAL IN
OUTSIDE DIAMETER2.748 INCHES MINIMUM AND 2.750 INCHES MAXIMUM IN
STYLE DESIGNATORCONCAVE
MATERIAL DOCUMENT AND CLASSIFICATIONN, 47-S-10, TYPE 1 NATIONAL SPEC SINGLE MATERIAL RESPONSE
MATERIAL THICKNESS0.083 INCHES NOMINAL IN
MATERIALSTEEL
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 221512?
221512 is a DISK,CLUTCH,VEHICULAR.
What is the NSN for 221512?
221512 is cataloged in the U.S. Government catalog under NSN 5340-00-223-0943. 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.