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Technical Data Sheet
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139378 — SPRING,HELICAL,COMPRESSION

✓ Government record, cited
Hama · ORING SEAL
PRODUCT OVERVIEW

139378: SPRING,HELICAL,COMPRESSION.

Black Rock "Air Case" Cover for Apple iPhone 6/6s, green. This part is cataloged in the U.S. Government catalog under NSN 5340-01-179-1247, 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
139378
NSN: 5340-01-179-1247
NIINs: 011791247, 013206630
FSC: 5340 — Hardware, Commercial
CAGE: 44MG9 — WEBASTO THERMO & COMFORT NORTH AMERICA, INC. DIV WEBASTO PRODUCT NORTH AMERICA, INC (USA)
SPECIFICATIONS
Part Number139378
ManufacturerHama
NSN5340-01-179-1247
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 139378 MFR: Hama ⚠ 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
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 139378?
139378 is a SPRING,HELICAL,COMPRESSION manufactured by Hama.
What is the NSN for 139378?
139378 is cataloged in the U.S. Government catalog under NSN 5340-01-179-1247. This indicates validated use in U.S. government and defense supply chains.
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