PartsTable
Technical Data Sheet
AN844-6D ✓ 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

HOLDER,ELECTRICAL CONTACT BRUSH. Key specifications include material: ALUMINUM ALLOY 2024 OR ALUMINUM ALLOY 2014 OVERALL, flow_angle: 45.0 DEGREES, leg_length: 1.688 INCHES MINIMUM AND 1.734 INCHES MAXIMUM SECOND END IN, seat_angle: 30.0 DEGREES FIRST END, connection_type: THREADED EXTERNAL PIPE FIRST END, connection_style: INVERTED FLARE (PIPE) FIRST END. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-00-278-8334, 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
AN844-6D
NSN: 4730-00-278-8334
FSC: 4730
CAGE: 22995 — CROWN FITTING CO INC (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 2024 OR ALUMINUM ALLOY 2014 OVERALL
flow_angle45.0 DEGREES
leg_length1.688 INCHES MINIMUM AND 1.734 INCHES MAXIMUM SECOND END IN
seat_angle30.0 DEGREES FIRST END
connection_typeTHREADED EXTERNAL PIPE FIRST END
connection_styleINVERTED FLARE (PIPE) FIRST END
surface_treatmentANODIZE OVERALL
nominal_thread_size0.250 INCHES FIRST END IN
maximum_operating_temp225.0 FAHRENHEIT SECOND RESPONSE DEGF
media_for_which_designedHYDRAULIC FLUID SINGLE RESPONSE
thread_series_designatorNPT FIRST END
nominal_pipe_size_accommodated0.250 INCHES FIRST END IN
NSN4730-00-278-8334
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: AN844-6D · 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
MAXIMUM OPERATING TEMP: 225.0 FAHRENHEIT SECOND RESPONSE DEGF
MEDIA FOR WHICH DESIGNED: HYDRAULIC FLUID SINGLE RESPONSE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-A-8625,TY 2,CL 2,LIGHT BLUE MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
CONNECTION STYLE: BEADED (HOSE) SECOND END
NOMINAL INSIDE DIAMETER HOSE ACCOMMODATED: 0.375 INCHES SECOND END IN
NOMINAL THREAD SIZE: 0.250 INCHES FIRST END IN
SURFACE TREATMENT: ANODIZE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
MAXIMUM OPERATING TEMP225.0 FAHRENHEIT SECOND RESPONSE DEGF
MEDIA FOR WHICH DESIGNEDHYDRAULIC FLUID SINGLE RESPONSE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,TY 2,CL 2,LIGHT BLUE MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
CONNECTION STYLEBEADED (HOSE) SECOND END
NOMINAL INSIDE DIAMETER HOSE ACCOMMODATED0.375 INCHES SECOND END IN
NOMINAL THREAD SIZE0.250 INCHES FIRST END IN
CONNECTION STYLEINVERTED FLARE (PIPE) FIRST END
SURFACE TREATMENTANODIZE OVERALL
CONNECTION TYPETHREADED EXTERNAL PIPE FIRST END
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/4,TEMPER T4 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-225/6,TEMPER T6 OR T851 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-367,ALLOY 2014,TEMPER T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
AN8-44Interchangeable
interchangeable cross-reference
interchangeable
AS4843/2Interchangeable
interchangeable cross-reference
interchangeable
AN844-8DInterchangeable
interchangeable cross-reference
interchangeable
3995-1Interchangeable
interchangeable cross-reference
interchangeable
B3995-2Interchangeable
interchangeable cross-reference
interchangeable
PP6607-32Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AN844-6D?
AN844-6D is a HOLDER,ELECTRICAL CONTACT BRUSH.
What parts can replace AN844-6D?
There are 16 known substitutes for AN844-6D: AN8-44, AS4843/2, AN844-8D and 13 more. Substitute compatibility should be verified for your specific system.
Is AN844-6D still available?
AN844-6D is currently cancelled.
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