PartsTable
Technical Data Sheet
AN790P2 ✓ 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

FILTER,RADIO FREQUENCY INTERFERE. Key specifications include material: COPPER ALLOY OVERALL, flow_angle: 90.0 DEGREES, leg_length: 0.625 INCHES NOMINAL FIRST END IN, seat_angle: 50.0 DEGREES FIRST END, thread_class: 3A FIRST END A, connection_type: THREADED EXTERNAL TUBE FIRST END. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-00-231-3985, 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
AN790P2
NSN: 4730-00-231-3985
FSC: 4730
CAGE: 88044 — AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
flow_angle90.0 DEGREES
leg_length0.625 INCHES NOMINAL FIRST END IN
seat_angle50.0 DEGREES FIRST END
thread_class3A FIRST END A
connection_typeTHREADED EXTERNAL TUBE FIRST END
connection_stylePLAIN (PIPE) SECOND END
surface_treatmentCADMIUM OVERALL
nominal_thread_size0.562 INCHES FIRST END IN
thread_quantity_per_inch27 SECOND END
thread_series_designatorANPT SECOND END
nominal_pipe_size_accommodated0.125 INCHES SECOND END IN
NSN4730-00-231-3985
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: AN790P2 · 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: 0.750 INCHES NOMINAL SECOND END IN
SURFACE TREATMENT: CADMIUM OVERALL
THREAD QUANTITY PER INCH: 27 SECOND END
CONNECTION STYLE: INVERTED FLARE (TUBE) FIRST END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.125 INCHES FIRST END IN
NOMINAL THREAD SIZE: 0.562 INCHES FIRST END IN
TECHNICAL CHARACTERISTICS (FLIS)
LEG LENGTH0.750 INCHES NOMINAL SECOND END IN
SURFACE TREATMENTCADMIUM OVERALL
THREAD QUANTITY PER INCH27 SECOND END
CONNECTION STYLEINVERTED FLARE (TUBE) FIRST END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.125 INCHES FIRST END IN
CONNECTION STYLEPLAIN (PIPE) SECOND END
NOMINAL THREAD SIZE0.562 INCHES FIRST END IN
LEG LENGTH0.625 INCHES NOMINAL FIRST END IN
THREAD SERIES DESIGNATORUN FIRST END
CONNECTION TYPETHREADED EXTERNAL PIPE SECOND END
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
21767Interchangeable
interchangeable cross-reference
interchangeable
S093-0015Interchangeable
interchangeable cross-reference
interchangeable
FA11244Interchangeable
interchangeable cross-reference
interchangeable
24233Interchangeable
interchangeable cross-reference
interchangeable
22615Interchangeable
interchangeable cross-reference
interchangeable
B94.2-95 TABLE 25Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AN790P2?
AN790P2 is a FILTER,RADIO FREQUENCY INTERFERE.
What parts can replace AN790P2?
There are 10 known substitutes for AN790P2: 21767, S093-0015, FA11244 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AN790P2?
AN790P2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-00-231-3985. This indicates validated use in U.S. government and defense supply chains.
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