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M656388 — ELBOW,TUBE TO HOSE

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

M656388: ELBOW,TUBE TO HOSE.

The ELBOW,TUBE TO HOSE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, flow_angle: 90.0 DEGREES, leg_length: 0.741 INCHES NOMINAL FIRST END IN, seat_angle: 12.0 DEGREES FIRST END, thread_class: 3B FIRST END, connection_type: THREADED INTERNAL TUBE FIRST END. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-910-8885, 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
M656388
NSN: 4730-00-910-8885
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 00624 — EATON AEROQUIP LLC DBA JACKSON NORTH 1 DIV FLUID AND ELECTRICAL DISTRIBUTION (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
flow_angle90.0 DEGREES
leg_length0.741 INCHES NOMINAL FIRST END IN
seat_angle12.0 DEGREES FIRST END
thread_class3B FIRST END
connection_typeTHREADED INTERNAL TUBE FIRST END
connection_styleSWIVEL NUT, FLARELESS (SWIVEL NUT ATTACHMENT METHOD OPTIONAL) (TUBE) FIRST END
surface_treatmentPASSIVATE OUTSIDE
nominal_thread_size0.438 INCHES FIRST END IN
thread_series_designatorUNF FIRST END
furnished_items_and_quantity1 HOSE SOCKET
nominal_inside_diameter_hose_accommodated0.190 INCHES SECOND END IN
NSN4730-00-910-8885
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: M656388 · 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
•
FURNISHED ITEMS AND QUANTITY: 1 HOSE SOCKET
•
FLOW ANGLE: 90.0 DEGREES
•
CONNECTION STYLE: SWIVEL NUT, FLARELESS (SWIVEL NUT ATTACHMENT METHOD OPTIONAL) (TUBE) FIRST END
•
NOMINAL INSIDE DIAMETER HOSE ACCOMMODATED: 0.190 INCHES SECOND END IN
•
NOMINAL OUTSIDE DIAMETER HOSE ACCOMMODATED: 0.310 INCHES SECOND END IN
•
CONNECTION TYPE: THREADED EXTERNAL HOSE GRIPPING SECOND END
TECHNICAL CHARACTERISTICS
FURNISHED ITEMS AND QUANTITY1 HOSE SOCKET
FLOW ANGLE90.0 DEGREES
CONNECTION STYLESWIVEL NUT, FLARELESS (SWIVEL NUT ATTACHMENT METHOD OPTIONAL) (TUBE) FIRST END
CONNECTION STYLEGRIPPING NIPPLE (NOSE) SECOND END
NOMINAL INSIDE DIAMETER HOSE ACCOMMODATED0.190 INCHES SECOND END IN
NOMINAL OUTSIDE DIAMETER HOSE ACCOMMODATED0.310 INCHES SECOND END IN
CONNECTION TYPETHREADED EXTERNAL HOSE GRIPPING SECOND END
CONNECTION TYPETHREADED INTERNAL TUBE FIRST END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES FIRST END IN
LEG LENGTH0.620 INCHES NOMINAL SECOND 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
148-07078NAReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is M656388?
M656388 is a ELBOW,TUBE TO HOSE.
What parts can replace M656388?
There is 1 known substitute for M656388: 148-07078NA. Substitute compatibility should be verified for your specific system.
What is the NSN for M656388?
M656388 is cataloged in the U.S. Government catalog under NSN 4730-00-910-8885. This indicates validated use in U.S. government and defense supply chains.
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