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66-190109-2-40 — ADAPTER,STRAIGHT,FLANGE TO HOSE

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

66-190109-2-40: ADAPTER,STRAIGHT,FLANGE TO HOSE.

ADAPTER,STRAIGHT,FLANGE TO HOSE. Key specifications include material: NICKEL ALLOY OVERALL, connection_type: FLANGE FIRST END, connection_style: GRIPPING NIPPLE (NOSE) SECOND END, special_features: PLAIN FACED FLANGE, ROUND, 2.21 IN I.D., ANSI B16.5 150LB LBS, style_designator: FLANGED, mounting_end_type: FLAT. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-563-5594, 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
66-190109-2-40
NSN: 4730-01-563-5594
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 32142 — HYDRASEARCH COMPANY, LLC (USA)
SPECIFICATIONS
materialNICKEL ALLOY OVERALL
connection_typeFLANGE FIRST END
connection_styleGRIPPING NIPPLE (NOSE) SECOND END
special_featuresPLAIN FACED FLANGE, ROUND, 2.21 IN I.D., ANSI B16.5 150LB LBS
style_designatorFLANGED
mounting_end_typeFLAT
nominal_thickness0.440 INCHES FIRST END IN
bolt_hole_quantity4 FIRST END
operating_pressure350.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
nominal_overall_length3.890 INCHES IN
end_item_identificationCRANE STRADDLE
nominal_outside_diameter6.000 INCHES FIRST END IN
NSN4730-01-563-5594
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 66-190109-2-40 · OEM ⚠ VERIFY BEFORE ORDERING NPT ≠ BSPT — tapered threads look identical but are NOT interchangeable. Wrong thread = leak. JIC (37°) ≠ AN (37°) ≠ SAE 45° — flare angles must match exactly. Measure thread pitch with gauge — visual identification is unreliable ✓ BROKER TIP Always use thread sealant (PTFE tape or pipe compound) on tapered threads (NPT/BSPT). JIC/AN flare fittings seal metal-to-metal — never use tape on flare connections PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
MOUNTING END TYPE: FLAT
•
CONNECTION STYLE: GRIPPING NIPPLE (NOSE) SECOND END
•
BOLT CIRCLE NOMINAL DIAMETER: 4.750 INCHES FIRST END IN
•
NOMINAL INSIDE DIAMETER HOSE ACCOMMODATED: 2.380 INCHES SECOND END IN
•
NOMINAL OUTSIDE DIAMETER HOSE ACCOMMODATED: 2.880 INCHES SECOND END IN
•
NOMINAL OVERALL LENGTH: 3.890 INCHES IN
•
CONNECTION TYPE: THREADED EXTERNAL HOSE GRIPPING SECOND END
TECHNICAL CHARACTERISTICS
MOUNTING END TYPEFLAT
CONNECTION STYLEGRIPPING NIPPLE (NOSE) SECOND END
BOLT CIRCLE NOMINAL DIAMETER4.750 INCHES FIRST END IN
NOMINAL INSIDE DIAMETER HOSE ACCOMMODATED2.380 INCHES SECOND END IN
NOMINAL OUTSIDE DIAMETER HOSE ACCOMMODATED2.880 INCHES SECOND END IN
NOMINAL OVERALL LENGTH3.890 INCHES IN
CONNECTION TYPETHREADED EXTERNAL HOSE GRIPPING SECOND END
CONNECTION TYPEFLANGE FIRST END
STYLE DESIGNATORFLANGED
BOLT HOLE NOMINAL DIAMETER0.750 INCHES FIRST END IN
OTHER ITEMS IN FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4730-00-000-1895 4730-00-000-4289 4730-00-000-4445 4730-00-000-8373 4730-00-000-8897 4730-00-001-0007 4730-00-001-0008
SUBSTITUTES & CROSS-REFERENCES 1
531-8328657 PC NO F-10Same 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 66-190109-2-40?
66-190109-2-40 is a ADAPTER,STRAIGHT,FLANGE TO HOSE.
What parts can replace 66-190109-2-40?
There is 1 known substitute for 66-190109-2-40: 531-8328657 PC NO F-10. Substitute compatibility should be verified for your specific system.
What is the NSN for 66-190109-2-40?
66-190109-2-40 is cataloged in the U.S. Government catalog under NSN 4730-01-563-5594. This indicates validated use in U.S. government and defense supply chains.
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