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3C3478P60 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

3C3478P60: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include material: PLASTIC ACRYLONITRILE-BUTADIENE-STYRENE (ABS), hole_diameter: 0.375 INCHES NOMINAL IN, body_thickness: 0.250 INCHES NOMINAL IN, flange_thickness: 0.250 INCHES NOMINAL IN, securing_device_type: SPECIAL, first_recess_inside_height: 1.500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-352-8164, 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
3C3478P60
NSN: 5340-01-352-8164
FSC: 5340 — Hardware, Commercial
CAGE: 5QE71 — RHINESTAHL CORPORATION DBA RHINESTAHL (USA)
SPECIFICATIONS
materialPLASTIC ACRYLONITRILE-BUTADIENE-STYRENE (ABS)
hole_diameter0.375 INCHES NOMINAL IN
body_thickness0.250 INCHES NOMINAL IN
flange_thickness0.250 INCHES NOMINAL IN
securing_device_typeSPECIAL
first_recess_inside_height1.500 INCHES NOMINAL IN
cross-sectional_shape_styleRECESS, SAME SHAPE AS THE PERIPHERY
mounting_opening_shape_styleUNTHREADED HOLE
NSN5340-01-352-8164
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 3C3478P60 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
•
FLANGE THICKNESS: 0.250 INCHES NOMINAL IN
•
FIRST RECESS INSIDE HEIGHT: 1.500 INCHES NOMINAL IN
•
MOUNTING OPENING SHAPE STYLE: UNTHREADED HOLE
•
CROSS-SECTIONAL SHAPE STYLE: RECESS, SAME SHAPE AS THE PERIPHERY
•
SECURING DEVICE TYPE: SPECIAL
•
MATERIAL: PLASTIC ACRYLONITRILE-BUTADIENE-STYRENE (ABS)
•
HOLE DIAMETER: 0.375 INCHES NOMINAL IN
•
BODY THICKNESS: 0.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FLANGE THICKNESS0.250 INCHES NOMINAL IN
FIRST RECESS INSIDE HEIGHT1.500 INCHES NOMINAL IN
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
CROSS-SECTIONAL SHAPE STYLERECESS, SAME SHAPE AS THE PERIPHERY
SECURING DEVICE TYPESPECIAL
MATERIALPLASTIC ACRYLONITRILE-BUTADIENE-STYRENE (ABS)
HOLE DIAMETER0.375 INCHES NOMINAL IN
BODY THICKNESS0.250 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 3C3478P60?
3C3478P60 is a COVER,ACCESS.
What is the NSN for 3C3478P60?
3C3478P60 is cataloged in the U.S. Government catalog under NSN 5340-01-352-8164. 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.