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128-11648 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

128-11648: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER FLUOROSILICONE CLASS FQ, hardness_rating: 80.0 SHORE DUROMETER A NOMINAL, outside_diameter: 1.693 INCHES NOMINAL IN, center_hole_diameter: 1.475 INCHES MINIMUM AND 1.499 INCHES MAXIMUM IN, elongation_percentage: 125 MAXIMUM, cross-sectional_height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-006-2124, 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
128-11648
NSN: 5331-01-006-2124
FSC: 5331 — O-ring
CAGE: 25184 — PARKER HANNIFIN CORPORATION DIV O-RING DIVISION (USA)
SPECIFICATIONS
materialRUBBER FLUOROSILICONE CLASS FQ
hardness_rating80.0 SHORE DUROMETER A NOMINAL
outside_diameter1.693 INCHES NOMINAL IN
center_hole_diameter1.475 INCHES MINIMUM AND 1.499 INCHES MAXIMUM IN
elongation_percentage125 MAXIMUM
cross-sectional_height0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
NSN5331-01-006-2124
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 128-11648 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: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 1.693 INCHES NOMINAL IN
•
HARDNESS RATING: 80.0 SHORE DUROMETER A NOMINAL
•
ELONGATION PERCENTAGE: 125 MAXIMUM
•
CENTER HOLE DIAMETER: 1.475 INCHES MINIMUM AND 1.499 INCHES MAXIMUM IN
•
MATERIAL: RUBBER FLUOROSILICONE CLASS FQ
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
OUTSIDE DIAMETER1.693 INCHES NOMINAL IN
HARDNESS RATING80.0 SHORE DUROMETER A NOMINAL
ELONGATION PERCENTAGE125 MAXIMUM
CENTER HOLE DIAMETER1.475 INCHES MINIMUM AND 1.499 INCHES MAXIMUM IN
MATERIALRUBBER FLUOROSILICONE CLASS FQ
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 7
MIL-DTL-25988/4Reference document
Same NSN cross-reference
Reference document — Identification reference
2-128L1007-80Reference document
Same NSN cross-reference
Reference document — Secondary reference
2-128 L806-80Reference document
Same NSN cross-reference
Reference document — Secondary reference
M25988/4-128Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
MIL-R-25988/4Reference document
Same NSN cross-reference
Reference document — Secondary reference
PRP128-11648Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 128-11648?
128-11648 is a O-RING.
What parts can replace 128-11648?
There are 7 known substitutes for 128-11648: MIL-DTL-25988/4, 2-128L1007-80, 2-128 L806-80 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 128-11648?
128-11648 is cataloged in the U.S. Government catalog under NSN 5331-01-006-2124. This indicates validated use in U.S. government and defense supply chains.
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