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91769 — SWITCH CI TEST AY

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

91769: SWITCH CI TEST AY.

The SWITCH CI TEST AY is a the manufacturer industrial component. Key specifications include shape: ROUND, material: STEEL, thickness: 1.000 INCHES NOMINAL1.000 INCHES NOMINAL IN, aperture_shape: HEXAGON, aperture_length: 1.640 INCHES MINIMUM AND 1.655 INCHES MAXIMUM IN, vent_hole_shape: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-315-3637, 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
91769
NSN: 5340-01-315-3637
NIINs: 013153637, 013153639, 016284123
FSC: 5340 — Hardware, Commercial
CAGE: 0JKF4 — ULSTEIN USA INC (USA)
SPECIFICATIONS
shapeROUND
materialSTEEL
thickness1.000 INCHES NOMINAL1.000 INCHES NOMINAL IN
aperture_shapeHEXAGON
aperture_length1.640 INCHES MINIMUM AND 1.655 INCHES MAXIMUM IN
vent_hole_shapeROUND
outside_diameter9.000 INCHES NOMINAL9.000 INCHES NOMINAL IN
special_features2.500 IN. DIA BY 0.500 IN. IN AND 0.560 IN. MAX HT FLANGE; MOUNTING CONFIGURATION: LOCATED ON 7.375 IN. BOLT CIRCLE DIA IN
features_providedRAISED SURFACE AND APERTURE
surface_treatmentPASSIVATE
mounting_hole_typeUNTHREADED
vent_hole_diameter3.0 MILLIMETERS NOMINAL MM
NSN5340-01-315-3637
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 91769 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
•
VENT HOLE DIAMETER: 3.0 MILLIMETERS NOMINAL MM
•
VENT HOLE SHAPE: ROUND
•
END CONNECTION TYPE: THREADED
•
MATERIAL: STEEL
•
VENT HOLE QUANTITY: 1
TECHNICAL CHARACTERISTICS
VENT HOLE DIAMETER3.0 MILLIMETERS NOMINAL MM
VENT HOLE SHAPEROUND
END CONNECTION TYPETHREADED
MATERIALSTEEL
VENT HOLE QUANTITY1
SUBSTITUTES & CROSS-REFERENCES 1
LE36/64-01Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 91769?
91769 is a SWITCH CI TEST AY.
What parts can replace 91769?
There is 1 known substitute for 91769: LE36/64-01. Substitute compatibility should be verified for your specific system.
What is the NSN for 91769?
91769 is cataloged in the U.S. Government catalog under NSN 5340-01-315-3637. This indicates validated use in U.S. government and defense supply chains.
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