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Technical Data Sheet

E1/4C — Technical Data Sheet

✓ 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 BEARING,BALL,LINEAR MOTION is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, flow_angle: 90.0 DEGREES, leg_length: 0.875 INCHES NOMINAL FIRST END IN, seat_angle: 45.0 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 4730-00-289-4858, 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
E1/4C
NSN: 4730-00-289-4858
FSC: 4730
CAGE: 41947 — MUELLER BRASS CO. (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
flow_angle90.0 DEGREES
leg_length0.875 INCHES NOMINAL FIRST END IN
seat_angle45.0 DEGREES FIRST END
thread_class3A FIRST END A
connection_typeTHREADED EXTERNAL TUBE FIRST END
connection_styleFLARED (TUBE) FIRST END
nominal_thread_size0.375 INCHES SECOND END IN
thread_series_designatorUNF FIRST END
nominal_pipe_size_accommodated0.375 INCHES SECOND END IN
nominal_outside_diameter_tube_accommodated0.250 INCHES FIRST END IN
NSN4730-00-289-4858
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: E1/4C · 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: 1.000 INCHES NOMINAL SECOND END IN
NOMINAL PIPE SIZE ACCOMMODATED: 0.375 INCHES SECOND END IN
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.250 INCHES FIRST END IN
MATERIAL: COPPER ALLOY OVERALL
FLOW ANGLE: 90.0 DEGREES
NOMINAL THREAD SIZE: 0.438 INCHES FIRST END IN
THREAD SERIES DESIGNATOR: UNF FIRST END
THREAD CLASS: 3A FIRST END A
TECHNICAL CHARACTERISTICS (FLIS)
LEG LENGTH1.000 INCHES NOMINAL SECOND END IN
NOMINAL PIPE SIZE ACCOMMODATED0.375 INCHES SECOND END IN
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES FIRST END IN
MATERIALCOPPER ALLOY OVERALL
FLOW ANGLE90.0 DEGREES
NOMINAL THREAD SIZE0.438 INCHES FIRST END IN
THREAD SERIES DESIGNATORUNF FIRST END
THREAD CLASS3A FIRST END A
SEAT ANGLE45.0 DEGREES FIRST END
CONNECTION TYPETHREADED EXTERNAL PIPE SECOND END
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
2409-794439ALTBPC42Interchangeable
interchangeable cross-reference
interchangeable
2200-3107507ALT1PC492Interchangeable
interchangeable cross-reference
interchangeable
271142CPCALLInterchangeable
interchangeable cross-reference
interchangeable
249F-4-6Interchangeable
interchangeable cross-reference
interchangeable
836-0502B6016-3Interchangeable
interchangeable cross-reference
interchangeable
49-F1/4X3/8Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is E1/4C?
E1/4C is a BEARING,BALL,LINEAR MOTION.
What parts can replace E1/4C?
There are 12 known substitutes for E1/4C: 2409-794439ALTBPC42, 2200-3107507ALT1PC492, 271142CPCALL and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for E1/4C?
E1/4C is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-00-289-4858. This indicates validated use in U.S. government and defense supply chains.
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