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R-3908 — ADAPTER,STRAIGHT,TUBE TO HOSE

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

R-3908: ADAPTER,STRAIGHT,TUBE TO HOSE.

The ADAPTER,STRAIGHT,TUBE TO HOSE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 304 OVERALL, seat_angle: 37.0 DEGREES FIRST END, thread_class: 3B FIRST END, connection_type: THREADED INTERNAL TUBE FIRST END, connection_style: GRIPPING NIPPLE (NOSE) SECOND END, nominal_thread_size: 0.750 INCHES FIRST END IN. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-163-0208, 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
R-3908
NSN: 4730-00-163-0208
NIINs: 001630208, 013303579
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 50599 — PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS DIV STRATOFLEX PRODUCT DIVISION (USA)
SPECIFICATIONS
materialSTEEL COMP 304 OVERALL
seat_angle37.0 DEGREES FIRST END
thread_class3B FIRST END
connection_typeTHREADED INTERNAL TUBE FIRST END
connection_styleGRIPPING NIPPLE (NOSE) SECOND END
nominal_thread_size0.750 INCHES FIRST END IN
nominal_overall_length1.766 INCHES IN
thread_series_designatorUNF FIRST END
furnished_items_and_quantity1 HOSE COUPLING NUT
nominal_inside_diameter_hose_accommodated0.406 INCHES SECOND END IN
nominal_outside_diameter_hose_accommodated0.562 INCHES SECOND END IN
nominal_outside_diameter_tube_accommodated0.500 INCHES FIRST END IN
NSN4730-00-163-0208
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: R-3908 · 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 COUPLING NUT
•
CONNECTION STYLE: SWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END
•
NOMINAL INSIDE DIAMETER HOSE ACCOMMODATED: 0.406 INCHES SECOND END IN
•
NOMINAL OUTSIDE DIAMETER HOSE ACCOMMODATED: 0.562 INCHES SECOND END IN
•
NOMINAL OVERALL LENGTH: 1.766 INCHES IN
•
CONNECTION TYPE: THREADED EXTERNAL HOSE GRIPPING SECOND END
TECHNICAL CHARACTERISTICS
FURNISHED ITEMS AND QUANTITY1 HOSE COUPLING NUT
CONNECTION STYLESWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END
CONNECTION STYLEGRIPPING NIPPLE (NOSE) SECOND END
NOMINAL INSIDE DIAMETER HOSE ACCOMMODATED0.406 INCHES SECOND END IN
NOMINAL OUTSIDE DIAMETER HOSE ACCOMMODATED0.562 INCHES SECOND END IN
NOMINAL OVERALL LENGTH1.766 INCHES IN
CONNECTION TYPETHREADED EXTERNAL HOSE GRIPPING SECOND END
CONNECTION TYPETHREADED INTERNAL TUBE FIRST END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.500 INCHES FIRST END IN
NOMINAL THREAD SIZE0.750 INCHES FIRST END IN
SUBSTITUTES & CROSS-REFERENCES 1
R39XXCCAReference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is R-3908?
R-3908 is a ADAPTER,STRAIGHT,TUBE TO HOSE.
What parts can replace R-3908?
There is 1 known substitute for R-3908: R39XXCCA. Substitute compatibility should be verified for your specific system.
What is the NSN for R-3908?
R-3908 is cataloged in the U.S. Government catalog under NSN 4730-00-163-0208. This indicates validated use in U.S. government and defense supply chains.
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