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C78313 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

C78313: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include material: PLASTIC PHENOLIC, hole_diameter: 0.219 INCHES NOMINAL IN, special_features: TWO ADDITIONAL HOLES 0.156 IN. DIA IN, mounting_opening_shape_style: UNTHREADED HOLE.

This part is cataloged in the U.S. Government catalog under NSN 5340-01-271-3349, 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
C78313
NSN: 5340-01-271-3349
FSC: 5340 — Hardware, Commercial
CAGE: 96916 — FLEET READINESS CENTER EAST DIV DEPARTMENT OF NAVY (USA)
SPECIFICATIONS
materialPLASTIC PHENOLIC
hole_diameter0.219 INCHES NOMINAL IN
special_featuresTWO ADDITIONAL HOLES 0.156 IN. DIA IN
mounting_opening_shape_styleUNTHREADED HOLE
NSN5340-01-271-3349
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: C78313 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 OPENING SHAPE STYLE: UNTHREADED HOLE
•
MATERIAL: PLASTIC PHENOLIC
•
HOLE DIAMETER: 0.219 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
SPECIAL FEATURESTWO ADDITIONAL HOLES 0.156 IN. DIA IN
MATERIALPLASTIC PHENOLIC
HOLE DIAMETER0.219 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 1
C78313-2Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 C78313?
C78313 is a COVER,ACCESS.
What parts can replace C78313?
There is 1 known substitute for C78313: C78313-2. Substitute compatibility should be verified for your specific system.
What is the NSN for C78313?
C78313 is cataloged in the U.S. Government catalog under NSN 5340-01-271-3349. This indicates validated use in U.S. government and defense supply chains.
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