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11731988 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

11731988: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER FLUOROCARBON CLASS FPM, temp_rating: -15.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF, hardness_rating: 90.0 SHORE DUROMETER A NOMINAL, center_hole_diameter: 16.141 INCHES MINIMUM AND 16.231 INCHES MAXIMUM IN, elongation_percentage: 125 MAXIMUM, cross-sectional_height: 0.106 INCHES MINIMUM AND 0.114 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-812-2949, 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
11731988
NSN: 5331-00-812-2949
FSC: 5331 — O-ring
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
materialRUBBER FLUOROCARBON CLASS FPM
temp_rating-15.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
hardness_rating90.0 SHORE DUROMETER A NOMINAL
center_hole_diameter16.141 INCHES MINIMUM AND 16.231 INCHES MAXIMUM IN
elongation_percentage125 MAXIMUM
cross-sectional_height0.106 INCHES MINIMUM AND 0.114 INCHES MAXIMUM IN
NSN5331-00-812-2949
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 11731988 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
•
TEMP RATING: -15.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL HEIGHT: 0.106 INCHES MINIMUM AND 0.114 INCHES MAXIMUM IN
•
HARDNESS RATING: 90.0 SHORE DUROMETER A NOMINAL
•
ELONGATION PERCENTAGE: 125 MAXIMUM
•
CENTER HOLE DIAMETER: 16.141 INCHES MINIMUM AND 16.231 INCHES MAXIMUM IN
•
MATERIAL: RUBBER FLUOROCARBON CLASS FPM
TECHNICAL CHARACTERISTICS
TEMP RATING-15.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT0.106 INCHES MINIMUM AND 0.114 INCHES MAXIMUM IN
HARDNESS RATING90.0 SHORE DUROMETER A NOMINAL
ELONGATION PERCENTAGE125 MAXIMUM
CENTER HOLE DIAMETER16.141 INCHES MINIMUM AND 16.231 INCHES MAXIMUM IN
MATERIALRUBBER FLUOROCARBON CLASS FPM
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 1
5-973 V709-9Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 11731988?
11731988 is a O-RING.
What parts can replace 11731988?
There is 1 known substitute for 11731988: 5-973 V709-9. Substitute compatibility should be verified for your specific system.
What is the NSN for 11731988?
11731988 is cataloged in the U.S. Government catalog under NSN 5331-00-812-2949. This indicates validated use in U.S. government and defense supply chains.
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