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6393K42 — HANDLE,CRANK

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

6393K42: HANDLE,CRANK.

The HANDLE,CRANK is a the manufacturer industrial component. Key specifications include ratchet: INCLUDED, drive_width: 4.812 INCHES NOMINAL IN, handle_style: RECESSED FLAT, handle_length: 4.812 INCHES NOMINAL IN, overall_depth: 0.875 INCHES NOMINAL IN, overall_length: 12.000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-570-9279, 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
6393K42
NSN: 5340-01-570-9279
FSC: 5340 — Hardware, Commercial
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
ratchetINCLUDED
drive_width4.812 INCHES NOMINAL IN
handle_styleRECESSED FLAT
handle_length4.812 INCHES NOMINAL IN
overall_depth0.875 INCHES NOMINAL IN
overall_length12.000 INCHES NOMINAL IN
special_featuresMATERIAL; STEEL
drive_facility_styleSQUARE
handle_rotating_featureINCLUDED
part_name_assigned_by_controlling_agencyHANDLE,RATCHETING
NSN5340-01-570-9279
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 6393K42 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
•
HANDLE STYLE: RECESSED FLAT
•
HANDLE ROTATING FEATURE: INCLUDED
•
HANDLE LENGTH: 4.812 INCHES NOMINAL IN
•
DRIVE WIDTH: 4.812 INCHES NOMINAL IN
•
RATCHET: INCLUDED
•
DRIVE FACILITY STYLE: SQUARE
TECHNICAL CHARACTERISTICS
HANDLE STYLERECESSED FLAT
HANDLE ROTATING FEATUREINCLUDED
HANDLE LENGTH4.812 INCHES NOMINAL IN
DRIVE WIDTH4.812 INCHES NOMINAL IN
RATCHETINCLUDED
OVERALL LENGTH12.000 INCHES NOMINAL IN
DRIVE FACILITY STYLESQUARE
SPECIAL FEATURESMATERIAL; STEEL
PART NAME ASSIGNED BY CONTROLLING AGENCYHANDLE,RATCHETING
OVERALL DEPTH0.875 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 6393K42?
6393K42 is a HANDLE,CRANK.
What is the NSN for 6393K42?
6393K42 is cataloged in the U.S. Government catalog under NSN 5340-01-570-9279. 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.