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8M1619 — ADAPTER,STRAIGHT,FLANGE TO HOSE

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

8M1619: ADAPTER,STRAIGHT,FLANGE TO HOSE.

ADAPTER,STRAIGHT,FLANGE TO HOSE. Key specifications include material: STEEL OVERALL, flange_shape: ROUND FIRST END, connection_style: BARBED OR BEADED (HOSE) SECOND END, nominal_thickness: 0.281 INCHES FIRST END IN, flange_face_design: RECESSED WITH GASKET GROOVE FIRST END, recess_nominal_depth: 0.125 INCHES FIRST END IN. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-103-5478, 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
8M1619
NSN: 4730-00-103-5478
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
materialSTEEL OVERALL
flange_shapeROUND FIRST END
connection_styleBARBED OR BEADED (HOSE) SECOND END
nominal_thickness0.281 INCHES FIRST END IN
flange_face_designRECESSED WITH GASKET GROOVE FIRST END
recess_nominal_depth0.125 INCHES FIRST END IN
nominal_overall_length3.562 INCHES IN
recess_nominal_diameter0.562 INCHES FIRST END IN
nominal_outside_diameter1.187 INCHES FIRST END IN
nominal_inside_diameter_hose_accommodated0.500 INCHES SECOND END IN
NSN4730-00-103-5478
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 8M1619 · 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
•
RECESS NOMINAL DEPTH: 0.125 INCHES FIRST END IN
•
FLANGE SHAPE: ROUND FIRST END
•
FLANGE FACE DESIGN: RECESSED WITH GASKET GROOVE FIRST END
•
CONNECTION STYLE: BARBED OR BEADED (HOSE) SECOND END
•
NOMINAL INSIDE DIAMETER HOSE ACCOMMODATED: 0.500 INCHES SECOND END IN
•
NOMINAL OVERALL LENGTH: 3.562 INCHES IN
•
NOMINAL OUTSIDE DIAMETER: 1.187 INCHES FIRST END IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
RECESS NOMINAL DEPTH0.125 INCHES FIRST END IN
FLANGE SHAPEROUND FIRST END
FLANGE FACE DESIGNRECESSED WITH GASKET GROOVE FIRST END
CONNECTION STYLEBARBED OR BEADED (HOSE) SECOND END
NOMINAL INSIDE DIAMETER HOSE ACCOMMODATED0.500 INCHES SECOND END IN
NOMINAL OVERALL LENGTH3.562 INCHES IN
NOMINAL OUTSIDE DIAMETER1.187 INCHES FIRST END IN
MATERIALSTEEL OVERALL
NOMINAL THICKNESS0.281 INCHES FIRST END IN
RECESS NOMINAL DIAMETER0.562 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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 8M1619?
8M1619 is a ADAPTER,STRAIGHT,FLANGE TO HOSE.
What is the NSN for 8M1619?
8M1619 is cataloged in the U.S. Government catalog under NSN 4730-00-103-5478. This indicates validated use in U.S. government and defense supply chains.
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