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Technical Data Sheet
GB850K1 ✓ 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 STRAP,RETAINING is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-484-2712, 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
GB850K1
NSN: 5340-00-484-2712
FSC: 5340
CAGE: 26512 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
Part NumberGB850K1
NSN5340-00-484-2712
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: GB850K1 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
TC115Interchangeable
interchangeable cross-reference
interchangeable
AA-C-45 TY1STAInterchangeable
interchangeable cross-reference
interchangeable
AA-C-45Interchangeable
interchangeable cross-reference
interchangeable
1768PXInterchangeable
interchangeable cross-reference
interchangeable
A1117PInterchangeable
interchangeable cross-reference
interchangeable
P505NXSTDInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is GB850K1?
GB850K1 is a STRAP,RETAINING.
What parts can replace GB850K1?
There are 7 known substitutes for GB850K1: TC115, AA-C-45 TY1STA, AA-C-45 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for GB850K1?
GB850K1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-484-2712. This indicates validated use in U.S. government and defense supply chains.
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