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71-3PCC-12 — CAP,PROTECTIVE,DUST AND MOISTURE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

71-3PCC-12: CAP,PROTECTIVE,DUST AND MOISTURE.

CAP,PROTECTIVE,DUST AND MOISTURE. Key specifications include material: STEEL, design_type: MACHINED, overall_diameter: 57.15 MILLIMETERS NOMINAL MM, surface_treatment: ZINC, end_item_identification: 5420-01-545-7365, part_name_assigned_by_controlling_agency: NON-SPILL QUICK COUPLNG. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-681-0797, 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
71-3PCC-12
NSN: 5340-01-681-0797
FSC: 5340 — Hardware, Commercial
CAGE: 78357 — PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS DIV QUICK COUPLER DIVISION (USA)
SPECIFICATIONS
materialSTEEL
design_typeMACHINED
overall_diameter57.15 MILLIMETERS NOMINAL MM
surface_treatmentZINC
end_item_identification5420-01-545-7365
part_name_assigned_by_controlling_agencyNON-SPILL QUICK COUPLNG
opening_inside_diameter_for_which_designed0.75 INCHES NOMINAL IN
NSN5340-01-681-0797
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 71-3PCC-12 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
•
DESIGN TYPE: MACHINED
•
OVERALL DIAMETER: 57.15 MILLIMETERS NOMINAL MM
•
OPENING INSIDE DIAMETER FOR WHICH DESIGNED: 0.75 INCHES NOMINAL IN
•
SURFACE TREATMENT: ZINC
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
DESIGN TYPEMACHINED
OVERALL DIAMETER57.15 MILLIMETERS NOMINAL MM
OPENING INSIDE DIAMETER FOR WHICH DESIGNED0.75 INCHES NOMINAL IN
SURFACE TREATMENTZINC
PART NAME ASSIGNED BY CONTROLLING AGENCYNON-SPILL QUICK COUPLNG
END ITEM IDENTIFICATION5420-01-545-7365
MATERIALSTEEL
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 71-3PCC-12?
71-3PCC-12 is a CAP,PROTECTIVE,DUST AND MOISTURE.
What is the NSN for 71-3PCC-12?
71-3PCC-12 is cataloged in the U.S. Government catalog under NSN 5340-01-681-0797. 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.