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SG3945PC26 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

SG3945PC26: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER, center_hole_diameter: 3.585 INCHES MINIMUM AND 3.615 INCHES MAXIMUM IN, elongation_percentage: 125 MAXIMUM, cross-sectional_height: 0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-800-6647, 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
SG3945PC26
NSN: 5331-00-800-6647
FSC: 5331 — O-ring
CAGE: 59180 — CIRCOR PUMPS NORTH AMERICA LLC (USA)
SPECIFICATIONS
materialRUBBER
center_hole_diameter3.585 INCHES MINIMUM AND 3.615 INCHES MAXIMUM IN
elongation_percentage125 MAXIMUM
cross-sectional_height0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN
NSN5331-00-800-6647
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: SG3945PC26 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: 0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN
•
ELONGATION PERCENTAGE: 125 MAXIMUM
•
CENTER HOLE DIAMETER: 3.585 INCHES MINIMUM AND 3.615 INCHES MAXIMUM IN
•
MATERIAL: RUBBER
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN
ELONGATION PERCENTAGE125 MAXIMUM
CENTER HOLE DIAMETER3.585 INCHES MINIMUM AND 3.615 INCHES MAXIMUM IN
MATERIALRUBBER
OTHER ITEMS IN FSC 5331 — O-ring
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5331-00-001-1971 5331-00-001-1979 5331-00-001-3904 5331-00-001-3905 5331-00-001-3906 5331-00-001-3908 5331-00-001-3923 5331-00-001-3924
SUBSTITUTES & CROSS-REFERENCES 4
SG3941PC26Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
SG3939PC26Reference document
Same NSN cross-reference
Reference document — Secondary reference
PP023BRReference document
Same NSN cross-reference
Reference document — Secondary reference
SG3947PC26Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 SG3945PC26?
SG3945PC26 is a O-RING.
What parts can replace SG3945PC26?
There are 4 known substitutes for SG3945PC26: SG3941PC26, SG3939PC26, PP023BR and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SG3945PC26?
SG3945PC26 is cataloged in the U.S. Government catalog under NSN 5331-00-800-6647. This indicates validated use in U.S. government and defense supply chains.
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