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Technical Data Sheet
C7970-5 ✓ Verified by PartsTable
· ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include material: ALUMINUM. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-393-2664, 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
C7970-5
NSN: 5340-01-393-2664
FSC: 5340
CAGE: 81755 — LOCKHEED MARTIN CORPORATION DIV LOCKHEED MARTIN AERONAUTICS COMPANY (USA)
SPECIFICATIONS
materialALUMINUM
NSN5340-01-393-2664
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: C7970-5 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
MATERIAL: ALUMINUM
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALALUMINUM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
CH82Upgraded Successor
successor cross-reference
successor
4248Upgraded Successor
successor cross-reference
successor
6515NCM071658Upgraded Successor
successor cross-reference
successor
360D1-0623Interchangeable
interchangeable cross-reference
interchangeable
GQMS81348Interchangeable
interchangeable cross-reference
interchangeable
5350PL0838063Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is C7970-5?
C7970-5 is a COVER,ACCESS.
What parts can replace C7970-5?
There are 13 known substitutes for C7970-5: CH82, 4248, 6515NCM071658 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for C7970-5?
C7970-5 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-393-2664. This indicates validated use in U.S. government and defense supply chains.
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