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912-12-7188 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

912-12-7188: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER CHLOROPRENE CLASS CR, outside_diameter: 1.156 INCHES NOMINAL IN, center_hole_diameter: 0.919 INCHES MINIMUM AND 0.929 INCHES MAXIMUM IN, cross-sectional_height: 0.112 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-103-9786, 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
912-12-7188
NSN: 5331-00-103-9786
FSC: 5331 — O-ring
CAGE: 25184 — PARKER HANNIFIN CORPORATION DIV O-RING DIVISION (USA)
SPECIFICATIONS
materialRUBBER CHLOROPRENE CLASS CR
outside_diameter1.156 INCHES NOMINAL IN
center_hole_diameter0.919 INCHES MINIMUM AND 0.929 INCHES MAXIMUM IN
cross-sectional_height0.112 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
NSN5331-00-103-9786
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 912-12-7188 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: 0.112 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 1.156 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 0.919 INCHES MINIMUM AND 0.929 INCHES MAXIMUM IN
•
MATERIAL: RUBBER CHLOROPRENE CLASS CR
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.112 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
OUTSIDE DIAMETER1.156 INCHES NOMINAL IN
CENTER HOLE DIAMETER0.919 INCHES MINIMUM AND 0.929 INCHES MAXIMUM IN
MATERIALRUBBER CHLOROPRENE CLASS CR
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 3
4410181-9120Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
ARP568-912MILS6855CL2GR80Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
3-912 N380-8Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 912-12-7188?
912-12-7188 is a O-RING.
What parts can replace 912-12-7188?
There are 3 known substitutes for 912-12-7188: 4410181-9120, ARP568-912MILS6855CL2GR80, 3-912 N380-8. Substitute compatibility should be verified for your specific system.
What is the NSN for 912-12-7188?
912-12-7188 is cataloged in the U.S. Government catalog under NSN 5331-00-103-9786. This indicates validated use in U.S. government and defense supply chains.
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