PartsTable
Technical Data Sheet
SS-400-1-4 ✓ 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,PIPE TO TUBE is a the manufacturer industrial component. Key specifications include material: STEEL STAINLESS - USE STB000 OVERALL, connection_type: THREADED EXTERNAL PIPE SECOND END, connection_style: INVERTED FLARE (PIPE) SECOND END, end_item_identification: SPACERADAR, criticality_code_justification: ZZZY, reference_number_differentiating_characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVSUP-WSS ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-00-239-0189, 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
SS-400-1-4
NSN: 4730-00-239-0189
FSC: 4730
CAGE: U6751 — SWAGELOK UK LTD (GBR)
SPECIFICATIONS
materialSTEEL STAINLESS - USE STB000 OVERALL
connection_typeTHREADED EXTERNAL PIPE SECOND END
connection_styleINVERTED FLARE (PIPE) SECOND END
end_item_identificationSPACERADAR
criticality_code_justificationZZZY
reference_number_differentiating_characteristicsMATERIAL WILL BE IN ACCORDANCE WITH NAVSUP-WSS ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS
NSN4730-00-239-0189
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: SS-400-1-4 · 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
OPERATING PRESSURE: 8119.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.250 INCHES FIRST END IN
FURNISHED ITEMS AND QUANTITY: 1 FERRULE SLEEVE AND 1 TUBE COUPLING NUT
MEDIA FOR WHICH DESIGNED: HYDRAULIC FLUID SINGLE RESPONSE
NOMINAL THREAD SIZE: 0.438 INCHES FIRST END IN
CONNECTION STYLE: PLAIN (PIPE) SECOND END
MATERIAL: STEEL COMP 316 OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
OPERATING PRESSURE8119.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES FIRST END IN
FURNISHED ITEMS AND QUANTITY1 FERRULE SLEEVE AND 1 TUBE COUPLING NUT
MEDIA FOR WHICH DESIGNEDHYDRAULIC FLUID SINGLE RESPONSE
NOMINAL THREAD SIZE0.438 INCHES FIRST END IN
CONNECTION STYLEPLAIN (PIPE) SECOND END
CONNECTION STYLEFLARELESS (TUBE) FIRST END
MATERIALSTEEL COMP 316 OVERALL
CONNECTION TYPETHREADED EXTERNAL TUBE FIRST END
SEAT ANGLE20.0 DEGREES FIRST END
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
7M669Interchangeable
interchangeable cross-reference
interchangeable
2518781Interchangeable
interchangeable cross-reference
interchangeable
A-400-1-4Interchangeable
interchangeable cross-reference
interchangeable
1551AS264Interchangeable
interchangeable cross-reference
interchangeable
SS-400-1-4Interchangeable
interchangeable cross-reference
interchangeable
1551AS264-4Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SS-400-1-4?
SS-400-1-4 is a ADAPTER,STRAIGHT,PIPE TO TUBE.
What parts can replace SS-400-1-4?
There are 14 known substitutes for SS-400-1-4: 7M669, 2518781, A-400-1-4 and 11 more. Substitute compatibility should be verified for your specific system.
Is SS-400-1-4 still available?
SS-400-1-4 is currently cancelled.
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