PartsTable
Technical Data Sheet
411-4S ✓ 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: STEEL OVERALL, seat_angle: 37.0 DEGREES FIRST END, thread_class: 2B FIRST END, connection_type: THREADED EXTERNAL HOSE GRIPPING SECOND END, connection_style: SWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END, special_features: WEAPON SYSTEM ESSENTIAL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-00-203-3550, 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
411-4S
NSN: 4730-00-203-3550
FSC: 4730
CAGE: 01276 — DANFOSS POWER SOLUTIONS II, LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
seat_angle37.0 DEGREES FIRST END
thread_class2B FIRST END
connection_typeTHREADED EXTERNAL HOSE GRIPPING SECOND END
connection_styleSWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END
special_featuresWEAPON SYSTEM ESSENTIAL
surface_treatmentCADMIUM OVERALL
operating_pressure3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
nominal_thread_size0.438 INCHES FIRST END IN
maximum_operating_temp200.0 FAHRENHEIT SINGLE RESPONSE DEGF
nominal_overall_length1.750 INCHES IN
end_item_identificationGRUMMAN AEROSPACE A-10 AIRCRAFT;2320-01-097-0248,2320-01-097-0249,2320-01-100-7672,2320-01-097-0260,2320-01-195-7641 HEMTT (HEAVY EXPANDED MOBILITY TRUCKS)
NSN4730-00-203-3550
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 411-4S · 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 OUTSIDE DIAMETER HOSE ACCOMMODATED: 0.520 INCHES SECOND END IN
MATERIAL: STEEL OVERALL
SURFACE TREATMENT: CADMIUM OVERALL
CRITICALITY CODE JUSTIFICATION: FEAT
THREAD SERIES DESIGNATOR: UNF FIRST END
SEAT ANGLE: 37.0 DEGREES FIRST END
NOMINAL THREAD SIZE: 0.438 INCHES FIRST END IN
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESWEAPON SYSTEM ESSENTIAL
NOMINAL OUTSIDE DIAMETER HOSE ACCOMMODATED0.520 INCHES SECOND END IN
MATERIALSTEEL OVERALL
SURFACE TREATMENTCADMIUM OVERALL
CRITICALITY CODE JUSTIFICATIONFEAT
THREAD SERIES DESIGNATORUNF FIRST END
SEAT ANGLE37.0 DEGREES FIRST END
NOMINAL THREAD SIZE0.438 INCHES FIRST END IN
CRITICALITY CODE JUSTIFICATIONFEAT
NOMINAL OVERALL LENGTH1.750 INCHES IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
7735GXInterchangeable
interchangeable cross-reference
interchangeable
SAE-J516Interchangeable
interchangeable cross-reference
interchangeable
SAE J516 6-6 250146CInterchangeable
interchangeable cross-reference
interchangeable
LF215-1Interchangeable
Same NIIN cross-reference
interchangeable
KB53-3876-7F1TT1NGInterchangeable
Same NIIN cross-reference
interchangeable
569-2200-1228371PC7FITTINGInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 411-4S?
411-4S is a ADAPTER,STRAIGHT,TUBE TO HOSE.
What parts can replace 411-4S?
There are 13 known substitutes for 411-4S: 7735GX, SAE-J516, SAE J516 6-6 250146C and 10 more. Substitute compatibility should be verified for your specific system.
Is 411-4S still available?
411-4S is currently cancelled.
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