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PartsTable / COMPONENT / GS570FD20
GS570FD20 ✓ 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 SEAL,PLAIN is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-314-0804, 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
GS570FD20
NSN: 5330-01-314-0804
FSC: 5330
CAGE: 26512 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
Part NumberGS570FD20
NSN5330-01-314-0804
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: GS570FD20 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 12
3478Interchangeable
interchangeable cross-reference
interchangeable
51884Interchangeable
interchangeable cross-reference
interchangeable
0211587Interchangeable
interchangeable cross-reference
interchangeable
160418Interchangeable
interchangeable cross-reference
interchangeable
3478-0005Interchangeable
interchangeable cross-reference
interchangeable
HU53J-4RInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is GS570FD20?
GS570FD20 is a SEAL,PLAIN.
What parts can replace GS570FD20?
There are 12 known substitutes for GS570FD20: 3478, 51884, 0211587 and 9 more. Substitute compatibility should be verified for your specific system.
Is GS570FD20 still available?
GS570FD20 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026