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HC59BK — CATCH,CLAMPING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

HC59BK: CATCH,CLAMPING.

The CATCH,CLAMPING is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, mounting_method: UNTHREADED HOLE(S), operation_method: LATCH, surface_treatment: ENAMEL BAKED OVERALL, end_item_identification: AN/USQ218, part_name_assigned_by_controlling_agency: BUTTERFLY TWIST LATCH W/LOCK HASP (BLACK). This part is cataloged in the U.S.

Government catalog under NSN 5340-01-655-3195, 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
HC59BK
NSN: 5340-01-655-3195
FSC: 5340 — Hardware, Commercial
CAGE: 0SU58 — S.K.B. CASES LLC (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
mounting_methodUNTHREADED HOLE(S)
operation_methodLATCH
surface_treatmentENAMEL BAKED OVERALL
end_item_identificationAN/USQ218
part_name_assigned_by_controlling_agencyBUTTERFLY TWIST LATCH W/LOCK HASP (BLACK)
NSN5340-01-655-3195
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: HC59BK 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
•
MOUNTING METHOD: UNTHREADED HOLE(S)
•
COLOR: BLACK
•
SURFACE TREATMENT: ENAMEL BAKED OVERALL
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
OPERATION METHOD: LATCH
TECHNICAL CHARACTERISTICS
MOUNTING METHODUNTHREADED HOLE(S)
COLORBLACK
SURFACE TREATMENTENAMEL BAKED OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCYBUTTERFLY TWIST LATCH W/LOCK HASP (BLACK)
END ITEM IDENTIFICATIONAN/USQ218
MATERIALSTEEL CORROSION RESISTING OVERALL
OPERATION METHODLATCH
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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is HC59BK?
HC59BK is a CATCH,CLAMPING.
What is the NSN for HC59BK?
HC59BK is cataloged in the U.S. Government catalog under NSN 5340-01-655-3195. 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.