PartsTable
Technical Data Sheet
AS5198-121212 ✓ 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 AND STEEL COMP 4130 AND STEEL COMP 4140 AND STEEL COMP 1141 OVERALL, leg_length: 1.562 INCHES MINIMUM AND 1.609 INCHES MAXIMUM SECOND END IN, seat_angle: 37.0 DEGREES FIRST END, thread_class: 3A FIRST END A, connection_type: THREADED EXTERNAL TUBE FIRST END, connection_style: FLARED (TUBE) THIRD END. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-00-289-3918, 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
AS5198-121212
NSN: 4730-00-289-3918
FSC: 4730
CAGE: 81343 — SOCIETY OF AUTOMOTIVE ENGINEERS INC (USA)
SPECIFICATIONS
materialSTEEL COMP 1137 AND STEEL COMP 4130 AND STEEL COMP 4140 AND STEEL COMP 1141 OVERALL
leg_length1.562 INCHES MINIMUM AND 1.609 INCHES MAXIMUM SECOND END IN
seat_angle37.0 DEGREES FIRST END
thread_class3A FIRST END A
connection_typeTHREADED EXTERNAL TUBE FIRST END
connection_styleFLARED (TUBE) THIRD END
surface_treatmentCADMIUM OVERALL
nominal_thread_size1.062 INCHES THIRD END IN
thread_quantity_per_inch12 THIRD END
thread_series_designatorANPT SECOND END
specification/standard_data96906-MS20826 GOVERNMENT STANDARD
material_document_and_classificationFED STD 66 FED STD ALL MATERIAL RESPONSES OVERALL
NSN4730-00-289-3918
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: AS5198-121212 · 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
LEG LENGTH: 1.625 INCHES MINIMUM AND 1.672 INCHES MAXIMUM FIRST END IN
SURFACE TREATMENT: CADMIUM OVERALL
CONNECTION TYPE: THREADED EXTERNAL PIPE SECOND END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.750 INCHES THIRD END IN
SEAT ANGLE: 37.0 DEGREES FIRST END
MATERIAL DOCUMENT AND CLASSIFICATION: FED STD 66 FED STD ALL MATERIAL RESPONSES OVERALL
CONNECTION STYLE: PLAIN (PIPE) SECOND END
TECHNICAL CHARACTERISTICS (FLIS)
LEG LENGTH1.625 INCHES MINIMUM AND 1.672 INCHES MAXIMUM FIRST END IN
SURFACE TREATMENTCADMIUM OVERALL
LEG LENGTH1.562 INCHES MINIMUM AND 1.609 INCHES MAXIMUM SECOND END IN
CONNECTION TYPETHREADED EXTERNAL PIPE SECOND END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.750 INCHES THIRD END IN
SEAT ANGLE37.0 DEGREES FIRST END
MATERIAL DOCUMENT AND CLASSIFICATIONFED STD 66 FED STD ALL MATERIAL RESPONSES OVERALL
CONNECTION STYLEPLAIN (PIPE) SECOND END
NOMINAL THREAD SIZE1.062 INCHES FIRST END IN
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT (UNJ) THIRD END
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
SAE-AS4842/1Interchangeable
interchangeable cross-reference
interchangeable
AS5198Interchangeable
interchangeable cross-reference
interchangeable
AS1958J080608Interchangeable
interchangeable cross-reference
interchangeable
AS4842/1Interchangeable
interchangeable cross-reference
interchangeable
AS5198-050205Interchangeable
interchangeable cross-reference
interchangeable
4213Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AS5198-121212?
AS5198-121212 is a ADAPTER,STRAIGHT,PIPE TO BOSS.
What parts can replace AS5198-121212?
There are 17 known substitutes for AS5198-121212: SAE-AS4842/1, AS5198, AS1958J080608 and 14 more. Substitute compatibility should be verified for your specific system.
Is AS5198-121212 still available?
AS5198-121212 is currently cancelled.
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