PartsTable
Technical Data Sheet
R39503 ✓ Verified by PartsTable
· HOSE FITTING
WHAT YOU NEED TO KNOW
PTFE tape on tapered threads (NPT/BSPT) JIC/AN flare connections seal metal-to-metal — no tape
NPT != BSPT — look identical, NOT interchangeable
PRODUCT OVERVIEW

The ADAPTER,STRAIGHT,PIPE TO HOSE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, connection_type: THREADED EXTERNAL PIPE FIRST END, connection_style: PLAIN (PIPE) FIRST END, surface_treatment: ZINC AND DICHROMATE OVERALL, nominal_thread_size: 0.500 INCHES FIRST END IN, nominal_overall_length: 2.320 INCHES IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-01-199-1439, 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
R39503
NSN: 4730-01-199-1439
FSC: 4730
CAGE: 75755 — DEERE & COMPANY DBA DEERE JOHN CO (USA)
SPECIFICATIONS
materialSTEEL OVERALL
connection_typeTHREADED EXTERNAL PIPE FIRST END
connection_stylePLAIN (PIPE) FIRST END
surface_treatmentZINC AND DICHROMATE OVERALL
nominal_thread_size0.500 INCHES FIRST END IN
nominal_overall_length2.320 INCHES IN
end_item_identificationHEMTT FAMILY (HEAVY EXPANDED MOBILITY TACTICAL TRUCKS)
thread_series_designatorNPTF FIRST END
nominal_inside_diameter_hose_accommodated0.750 INCHES SECOND END IN
NSN4730-01-199-1439
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: R39503 · 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
NOMINAL THREAD SIZE: 0.500 INCHES FIRST END IN
SURFACE TREATMENT: ZINC AND DICHROMATE OVERALL
MATERIAL: STEEL OVERALL
CONNECTION STYLE: BEADED (HOSE) SECOND END
CONNECTION TYPE: UNTHREADED EXTERNAL HOSE SECOND END
THREAD SERIES DESIGNATOR: NPTF FIRST END
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL THREAD SIZE0.500 INCHES FIRST END IN
END ITEM IDENTIFICATIONHEMTT FAMILY (HEAVY EXPANDED MOBILITY TACTICAL TRUCKS)
SURFACE TREATMENTZINC AND DICHROMATE OVERALL
MATERIALSTEEL OVERALL
CONNECTION STYLEBEADED (HOSE) SECOND END
CONNECTION TYPEUNTHREADED EXTERNAL HOSE SECOND END
THREAD SERIES DESIGNATORNPTF FIRST END
CONNECTION TYPETHREADED EXTERNAL PIPE FIRST END
CONNECTION STYLEPLAIN (PIPE) FIRST END
NOMINAL OVERALL LENGTH2.320 INCHES IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
2035Interchangeable
interchangeable cross-reference
interchangeable
2035-0Interchangeable
interchangeable cross-reference
interchangeable
4-849-75Interchangeable
interchangeable cross-reference
interchangeable
4820005547634Interchangeable
interchangeable cross-reference
interchangeable
58A122C181Interchangeable
interchangeable cross-reference
interchangeable
359B118Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is R39503?
R39503 is a ADAPTER,STRAIGHT,PIPE TO HOSE.
What parts can replace R39503?
There are 16 known substitutes for R39503: 2035, 2035-0, 4-849-75 and 13 more. Substitute compatibility should be verified for your specific system.
Is R39503 still available?
R39503 is currently cancelled.
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