PartsTable
Technical Data Sheet
AS5198-050205 ✓ 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 BOSS is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1137 OR STEEL COMP 1141 OR STEEL COMP 4130 OR STEEL COMP 4140 OVERALL, leg_length: 0.922 INCHES MINIMUM AND 0.969 INCHES MAXIMUM THIRD END IN, seat_angle: 37.0 DEGREES FIRST END, thread_class: 3A THIRD END A, connection_type: THREADED EXTERNAL PIPE SECOND END, connection_style: FLARED (TUBE) THIRD END. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-00-277-5036, 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
AS5198-050205
NSN: 4730-00-277-5036
FSC: 4730
CAGE: 81343 — SOCIETY OF AUTOMOTIVE ENGINEERS INC (USA)
SPECIFICATIONS
materialSTEEL COMP 1137 OR STEEL COMP 1141 OR STEEL COMP 4130 OR STEEL COMP 4140 OVERALL
leg_length0.922 INCHES MINIMUM AND 0.969 INCHES MAXIMUM THIRD END IN
seat_angle37.0 DEGREES FIRST END
thread_class3A THIRD END A
connection_typeTHREADED EXTERNAL PIPE SECOND END
connection_styleFLARED (TUBE) THIRD END
surface_treatmentCADMIUM OVERALL
operating_pressure3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
nominal_thread_size0.500 INCHES FIRST END IN
thread_series_designatorUNIFIED NATIONAL JOINT FINE (UNJF) FIRST END
specification/standard_data81343 - 81343 AS5198 PROFESSIONAL/INDUSTIRAL ASSOCIATION STANDARD PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
nominal_outside_diameter_tube_accommodated0.312 INCHES THIRD END IN
NSN4730-00-277-5036
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: AS5198-050205 · 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
THREAD SERIES DESIGNATOR: ANPT SECOND END
THREAD CLASS: 3A THIRD END A
CONNECTION STYLE: FLARED (TUBE) THIRD END
LEG LENGTH: 0.922 INCHES MINIMUM AND 0.969 INCHES MAXIMUM FIRST END IN
CONNECTION TYPE: THREADED EXTERNAL TUBE FIRST END
SEAT ANGLE: 37.0 DEGREES FIRST END
TECHNICAL CHARACTERISTICS (FLIS)
THREAD SERIES DESIGNATORANPT SECOND END
THREAD CLASS3A THIRD END A
CONNECTION STYLEFLARED (TUBE) THIRD END
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF) FIRST END
LEG LENGTH0.922 INCHES MINIMUM AND 0.969 INCHES MAXIMUM FIRST END IN
CONNECTION TYPETHREADED EXTERNAL TUBE FIRST END
SEAT ANGLE37.0 DEGREES FIRST END
CONNECTION TYPETHREADED EXTERNAL PIPE SECOND END
LEG LENGTH0.922 INCHES MINIMUM AND 0.969 INCHES MAXIMUM THIRD END IN
CONNECTION STYLEPLAIN (PIPE) SECOND END
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
SAE-AS4842/1Interchangeable
interchangeable cross-reference
interchangeable
AS5198Interchangeable
interchangeable cross-reference
interchangeable
AS1958J080608Interchangeable
interchangeable cross-reference
interchangeable
4730PL0673328Interchangeable
interchangeable cross-reference
interchangeable
AS4875Interchangeable
interchangeable cross-reference
interchangeable
AS5192W06Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AS5198-050205?
AS5198-050205 is a ADAPTER,STRAIGHT,PIPE TO BOSS.
What parts can replace AS5198-050205?
There are 20 known substitutes for AS5198-050205: SAE-AS4842/1, AS5198, AS1958J080608 and 17 more. Substitute compatibility should be verified for your specific system.
Is AS5198-050205 still available?
AS5198-050205 is currently cancelled.
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