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GS570J3J8 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

GS570J3J8: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER FLUOROSILICONE CLASS FQ, hardness_rating: 70.0 SHORE DUROMETER A NOMINAL, outside_diameter: 0.818 INCHES NOMINAL IN, center_hole_diameter: 0.635 INCHES MINIMUM AND 0.653 INCHES MAXIMUM IN, elongation_percentage: 125 MAXIMUM, cross-sectional_height: 0.084 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-279-9322, 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
GS570J3J8
NSN: 5331-00-279-9322
FSC: 5331 — O-ring
CAGE: 26512 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialRUBBER FLUOROSILICONE CLASS FQ
hardness_rating70.0 SHORE DUROMETER A NOMINAL
outside_diameter0.818 INCHES NOMINAL IN
center_hole_diameter0.635 INCHES MINIMUM AND 0.653 INCHES MAXIMUM IN
elongation_percentage125 MAXIMUM
cross-sectional_height0.084 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN
NSN5331-00-279-9322
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: GS570J3J8 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
•
CROSS-SECTIONAL HEIGHT: 0.084 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 0.818 INCHES NOMINAL IN
•
HARDNESS RATING: 70.0 SHORE DUROMETER A NOMINAL
•
ELONGATION PERCENTAGE: 125 MAXIMUM
•
CENTER HOLE DIAMETER: 0.635 INCHES MINIMUM AND 0.653 INCHES MAXIMUM IN
•
MATERIAL: RUBBER FLUOROSILICONE CLASS FQ
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.084 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN
OUTSIDE DIAMETER0.818 INCHES NOMINAL IN
HARDNESS RATING70.0 SHORE DUROMETER A NOMINAL
ELONGATION PERCENTAGE125 MAXIMUM
CENTER HOLE DIAMETER0.635 INCHES MINIMUM AND 0.653 INCHES MAXIMUM IN
MATERIALRUBBER FLUOROSILICONE CLASS FQ
SUBSTITUTES & CROSS-REFERENCES 5
3-908-11647Reference document
Same NSN cross-reference
Reference document — Replaced / superseded reference
M25988/1-908Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
MIL-DTL-25988/1Reference document
Same NSN cross-reference
Reference document — Identification reference
908-11647Reference document
Same NSN cross-reference
Reference document — Replaced / superseded reference
MIL-R-25988Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is GS570J3J8?
GS570J3J8 is a O-RING.
What parts can replace GS570J3J8?
There are 5 known substitutes for GS570J3J8: 3-908-11647, M25988/1-908, MIL-DTL-25988/1 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for GS570J3J8?
GS570J3J8 is cataloged in the U.S. Government catalog under NSN 5331-00-279-9322. This indicates validated use in U.S. government and defense supply chains.
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