PartsTable
Technical Data Sheet
MIL-F-8789 ✓ 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 HOSE is a the manufacturer industrial component. Key specifications include material: ALUMINUM BODY, seat_angle: 12.0 DEGREES FIRST END, thread_class: 3B FIRST END, connection_type: THREADED INTERNAL TUBE FIRST END, connection_style: GRIPPING NIPPLE (NOSE) SECOND END, special_features: COLOR OF CADMIUM PLATING IS BLACK. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-00-064-2660, 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
MIL-F-8789
NSN: 4730-00-064-2660
FSC: 4730
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialALUMINUM BODY
seat_angle12.0 DEGREES FIRST END
thread_class3B FIRST END
connection_typeTHREADED INTERNAL TUBE FIRST END
connection_styleGRIPPING NIPPLE (NOSE) SECOND END
special_featuresCOLOR OF CADMIUM PLATING IS BLACK
surface_treatmentCADMIUM NIPPLE
operating_pressure3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
nominal_thread_size1.062 INCHES FIRST END IN
nominal_overall_length4.651 INCHES IN
end_item_identificationGRUMMAN A10 AIRCRAFT; 43N AIRCRAFT, HORNET F/A-18
media_for_which_designedHYDRAULIC FLUID SINGLE RESPONSE
NSN4730-00-064-2660
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: MIL-F-8789 · 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: UNIFIED NATIONAL JOINT FINE (UNJF) FIRST END
FLOW ANGLE: 45.0 DEGREES
SPECIFICATION/STANDARD DATA: 96906-MS28780 GOVERNMENT STANDARD
SURFACE TREATMENT: CADMIUM OUTSIDE
NOMINAL OUTSIDE DIAMETER HOSE ACCOMMODATED: 0.859 INCHES SECOND END IN
CONNECTION STYLE: SWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END
SEAT ANGLE: 37.0 DEGREES FIRST END
TECHNICAL CHARACTERISTICS (FLIS)
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF) FIRST END
FLOW ANGLE45.0 DEGREES
SPECIFICATION/STANDARD DATA96906-MS28780 GOVERNMENT STANDARD
SURFACE TREATMENTCADMIUM OUTSIDE
NOMINAL OUTSIDE DIAMETER HOSE ACCOMMODATED0.859 INCHES SECOND END IN
SURFACE TREATMENTCADMIUM INSIDE
CONNECTION STYLESWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END
SEAT ANGLE37.0 DEGREES FIRST END
LEG LENGTH0.490 INCHES NOMINAL FIRST END IN
CONNECTION STYLEGRIPPING NIPPLE (NOSE) SECOND END
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
4730PL1826852Interchangeable
interchangeable cross-reference
interchangeable
MS28760-8Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-8789Interchangeable
interchangeable cross-reference
interchangeable
882-12Interchangeable
interchangeable cross-reference
interchangeable
MS28761-12Interchangeable
interchangeable cross-reference
interchangeable
MIL-F-8789Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MIL-F-8789?
MIL-F-8789 is a ADAPTER,STRAIGHT,TUBE TO HOSE.
What parts can replace MIL-F-8789?
There are 15 known substitutes for MIL-F-8789: 4730PL1826852, MS28760-8, MIL-DTL-8789 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MIL-F-8789?
MIL-F-8789 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-00-064-2660. This indicates validated use in U.S. government and defense supply chains.
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