Technical Specification Confirmation
PROCUREMENT & SUPPLY DECISION RECORD
Ref: ACG-SPEC-MQEMY9JX  ·  Generated: 15 Jun 2026
ACG AgaCanGroup
sales@agacaninvestment.com
agacangroup.com
RS PRO Nitrile O-Ring, 0.313in Bore, 11.5mm Outer Diameter
RS PRO
RS PRO Nitrile O-Ring, 0.313in Bore, 11.5mm Outer Diameter
Part No.
256-2174
Procurement Intelligence
RS PRO is a standard industrial nitrile O-ring series designed for general-purpose fluid sealing in hydraulic, pneumatic, and mechanical assemblies. Installation requires proper groove dimensioning per ISO 3384 standards. Critical verification: confirm bore diameter tolerance (0.313in ±0.005in) matches your gland specifications to prevent extrusion or leakage.
Hydraulic and pneumatic sealing
Before ordering — verify:
☐ Bore diameter tolerance
☐ Temperature range suitability
☐ Gland groove geometry
Technical Specifications
Inside Diameter0.313in
Outside Diameter11.5mm
Thickness0.07in
MaterialNitrile
TypeO-Ring
Minimum Operating Temperature-30°C
Maximum Operating Temperature+90°C
ACG Industrial & Infrastructure Solutions
Kampala, Uganda  ·  Malatya, Turkey
http://agacangroup.com/product/mechanical/bearings-seals/gaskets-seals-packings/gaskets-o-rings/rs-pro-nitrile-o-ring-0-313in-bore-11-5mm-outer-diameter?mal=6628ac3c12f5f0d90dcd3ee4
This document confirms the above specification is available in the ACG Industrial catalogue. Pricing and availability on request. Forward to your procurement team to initiate an RFQ.