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Technical Data Sheet
PartsTable / COMPONENT / 9117921
9117921 ✓ 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 CUP,COMPRESSION is a the manufacturer industrial component. Key specifications include material: RUBBER CHLOROPRENE CLASS CR OVERALL, overall_length: 0.562 INCHES NOMINAL IN, center_hole_diameter: 1.000 INCHES NOMINAL IN, base_material_thickness: 0.188 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-992-3930, 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
9117921
NSN: 5340-00-992-3930
FSC: 5340
CAGE: 63117 — SICARD A DIVISION OF SMI-SNOWBLAST INC DBA SICARD (USA)
SPECIFICATIONS
materialRUBBER CHLOROPRENE CLASS CR OVERALL
overall_length0.562 INCHES NOMINAL IN
center_hole_diameter1.000 INCHES NOMINAL IN
base_material_thickness0.188 INCHES NOMINAL IN
NSN5340-00-992-3930
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 9117921 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
•
BASE MATERIAL THICKNESS: 0.188 INCHES NOMINAL IN
•
MATERIAL: RUBBER CHLOROPRENE CLASS CR OVERALL
•
CENTER HOLE DIAMETER: 1.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
BASE MATERIAL THICKNESS0.188 INCHES NOMINAL IN
OVERALL LENGTH0.562 INCHES NOMINAL IN
MATERIALRUBBER CHLOROPRENE CLASS CR OVERALL
CENTER HOLE DIAMETER1.000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
13-021Upgraded Successor
successor cross-reference
successor
RT-236RUpgraded Successor
successor cross-reference
successor
2853Upgraded Successor
successor cross-reference
successor
6540NCM071206Upgraded Successor
successor cross-reference
successor
PMA-4L4718Interchangeable
interchangeable cross-reference
interchangeable
AF-333Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 9117921?
9117921 is a CUP,COMPRESSION.
What parts can replace 9117921?
There are 16 known substitutes for 9117921: 13-021, RT-236R, 2853 and 13 more. Substitute compatibility should be verified for your specific system.
Is 9117921 still available?
9117921 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