PartsTable
Technical Data Sheet
4-8F5BX-S ✓ 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,TUBE TO BOSS is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, seat_angle: 37.0 DEGREES FIRST END, thread_class: 2A SECOND END A, connection_type: THREADED EXTERNAL TUBE FIRST END, connection_style: FLARED (TUBE) FIRST END, operating_pressure: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-01-212-5775, 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
4-8F5BX-S
NSN: 4730-01-212-5775
FSC: 4730
CAGE: 30780 — PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS DIV TUBE FITTINGS DIVISION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
seat_angle37.0 DEGREES FIRST END
thread_class2A SECOND END A
connection_typeTHREADED EXTERNAL TUBE FIRST END
connection_styleFLARED (TUBE) FIRST END
operating_pressure3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
nominal_thread_size0.750 INCHES SECOND END IN
maximum_operating_temp250.0 FAHRENHEIT SINGLE RESPONSE DEGF
nominal_overall_length1.375 INCHES IN
thread_series_designatorUNF FIRST END
nondefinitive_spec/std_data3B FIGURE
specification/standard_data81343-J514 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
NSN4730-01-212-5775
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 4-8F5BX-S · 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: 0.750 INCHES SECOND END IN
CONNECTION STYLE: FLARED (TUBE) FIRST END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.250 INCHES FIRST END IN
THREAD SERIES DESIGNATOR: UNF FIRST END
MATERIAL: STEEL OVERALL
NONDEFINITIVE SPEC/STD DATA: 3B FIGURE
FURNISHED ITEMS AND QUANTITY: 1 FLARED SLEEVE AND 1 PREFORMED PACKING AND 1 SHORT COUPLING NUT
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL THREAD SIZE0.750 INCHES SECOND END IN
CONNECTION STYLEFLARED (TUBE) FIRST END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES FIRST END IN
THREAD SERIES DESIGNATORUNF FIRST END
MATERIALSTEEL OVERALL
NONDEFINITIVE SPEC/STD DATA3B FIGURE
NOMINAL THREAD SIZE0.438 INCHES FIRST END IN
FURNISHED ITEMS AND QUANTITY1 FLARED SLEEVE AND 1 PREFORMED PACKING AND 1 SHORT COUPLING NUT
SEAT ANGLE37.0 DEGREES FIRST END
SPECIFICATION/STANDARD DATA81343-J514 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
434990Interchangeable
interchangeable cross-reference
interchangeable
SAE J514/1 12-8 070120SAInterchangeable
interchangeable cross-reference
interchangeable
SAE J514 12-8 070120SAInterchangeable
interchangeable cross-reference
interchangeable
12-8 070120SAInterchangeable
interchangeable cross-reference
interchangeable
HT4024L7-9MInterchangeable
interchangeable cross-reference
interchangeable
05-0384Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4-8F5BX-S?
4-8F5BX-S is a ADAPTER,STRAIGHT,TUBE TO BOSS.
What parts can replace 4-8F5BX-S?
There are 15 known substitutes for 4-8F5BX-S: 434990, SAE J514/1 12-8 070120SA, SAE J514 12-8 070120SA and 12 more. Substitute compatibility should be verified for your specific system.
Is 4-8F5BX-S still available?
4-8F5BX-S is currently cancelled.
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