PartsTable
Technical Data Sheet
155-8D ✓ 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

COUPLING ASSEMBLY,QUICK DISCONNE. Key specifications include material: ALUMINUM ALLOY OVERALL, leg_length: 2.720 INCHES NOMINAL IN, thread_class: 3A FIRST FLUID END CONNECTION A, overall_length: 4.190 INCHES NOMINAL IN, connection_type: THREADED EXTERNAL TUBE FIRST FLUID END CONNECTION, connection_style: FLARED FIRST FLUID END CONNECTION. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-00-613-9702, 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
155-8D
NSN: 4730-00-613-9702
FSC: 4730
CAGE: 00624 — EATON AEROQUIP LLC DBA JACKSON NORTH 1 DIV FLUID AND ELECTRICAL DISTRIBUTION (USA)
SPECIFICATIONS
materialALUMINUM ALLOY OVERALL
leg_length2.720 INCHES NOMINAL IN
thread_class3A FIRST FLUID END CONNECTION A
overall_length4.190 INCHES NOMINAL IN
connection_typeTHREADED EXTERNAL TUBE FIRST FLUID END CONNECTION
connection_styleFLARED FIRST FLUID END CONNECTION
style_designatorCOUPLING ASSEMBLY
features_providedSELF-SEALING
surface_treatmentANODIZE OVERALL
operating_pressure3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
nominal_thread_size0.750 INCHES FIRST FLUID END CONNECTION IN
maximum_operating_temp71.1 CELSIUS FIRST RESPONSE DEGC
NSN4730-00-613-9702
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 155-8D · 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
CONNECTION TYPE: THREADED EXTERNAL TUBE FIRST FLUID END CONNECTION
LEG LENGTH: 2.720 INCHES NOMINAL IN
MATERIAL: ALUMINUM ALLOY OVERALL
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.500 INCHES FIRST FLUID END CONNECTION IN
NOMINAL THREAD SIZE: 0.750 INCHES FIRST FLUID END CONNECTION IN
MOUNTING FLANGE LOCATION: SECOND LEG
THREAD SERIES DESIGNATOR: UNF FIRST FLUID END CONNECTION
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH4.190 INCHES NOMINAL IN
CONNECTION TYPETHREADED EXTERNAL TUBE FIRST FLUID END CONNECTION
LEG LENGTH2.720 INCHES NOMINAL IN
MATERIALALUMINUM ALLOY OVERALL
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.500 INCHES FIRST FLUID END CONNECTION IN
NOMINAL THREAD SIZE0.750 INCHES FIRST FLUID END CONNECTION IN
MOUNTING FLANGE LOCATIONSECOND LEG
THREAD SERIES DESIGNATORUNF FIRST FLUID END CONNECTION
OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
STYLE DESIGNATORCOUPLING ASSEMBLY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
1-2-13STDInterchangeable
interchangeable cross-reference
interchangeable
10386358Interchangeable
interchangeable cross-reference
interchangeable
U12622Interchangeable
interchangeable cross-reference
interchangeable
287MR003P009Interchangeable
interchangeable cross-reference
interchangeable
AN6227B19Interchangeable
interchangeable cross-reference
interchangeable
ARP568-019MILP5 51670DUR0Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 155-8D?
155-8D is a COUPLING ASSEMBLY,QUICK DISCONNE.
What parts can replace 155-8D?
There are 9 known substitutes for 155-8D: 1-2-13STD, 10386358, U12622 and 6 more. Substitute compatibility should be verified for your specific system.
Is 155-8D still available?
155-8D is currently cancelled.
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