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Technical Data Sheet

MS51952-4 — Technical Data Sheet

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— · 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 PARTS KIT,BALL JOINT is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, flow_angle: 90.0 DEGREES, leg_length: 1.000 INCHES NOMINAL FIRST END IN, connection_type: THREADED INTERNAL PIPE FIRST END, connection_style: PLAIN (PIPE) SECOND END, operating_pressure: 125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS. This part is cataloged in the Federal Logistics Information System under NSN 4730-00-277-5555, 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
MS51952-4
NSN: 4730-00-277-5555
FSC: 4730
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
flow_angle90.0 DEGREES
leg_length1.000 INCHES NOMINAL FIRST END IN
connection_typeTHREADED INTERNAL PIPE FIRST END
connection_stylePLAIN (PIPE) SECOND END
operating_pressure125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
nominal_thread_size0.500 INCHES ALL ENDS IN
maximum_operating_temp65.6 FAHRENHEIT SINGLE RESPONSE DEGF
media_for_which_designedSTEAM FIRST RESPONSE
thread_series_designatorNPT ALL ENDS
nondefinitive_spec/std_dataA CLASS
material_document_and_classificationASTM B16 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM B14 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN4730-00-277-5555
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: MS51952-4 · 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
•
MEDIA FOR WHICH DESIGNED: WATER-OIL-GAS SECOND RESPONSE
•
THREAD SERIES DESIGNATOR: NPT ALL ENDS
•
OPERATING PRESSURE: 175.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
•
FLOW ANGLE: 90.0 DEGREES
•
MATERIAL: COPPER ALLOY OVERALL
•
MAXIMUM OPERATING TEMP: 65.6 FAHRENHEIT SINGLE RESPONSE DEGF
•
CONNECTION TYPE: THREADED EXTERNAL PIPE SECOND END
TECHNICAL CHARACTERISTICS
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SECOND RESPONSE
THREAD SERIES DESIGNATORNPT ALL ENDS
MEDIA FOR WHICH DESIGNEDSTEAM FIRST RESPONSE
OPERATING PRESSURE175.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
FLOW ANGLE90.0 DEGREES
MATERIALCOPPER ALLOY OVERALL
MAXIMUM OPERATING TEMP65.6 FAHRENHEIT SINGLE RESPONSE DEGF
CONNECTION TYPETHREADED EXTERNAL PIPE SECOND END
CONNECTION TYPETHREADED INTERNAL PIPE FIRST END
LEG LENGTH1.500 INCHES NOMINAL SECOND END IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
829AX5-8InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
08123InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
280029InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
415935InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
7377889InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
2530014229390InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS51952-4?
MS51952-4 is a PARTS KIT,BALL JOINT.
What parts can replace MS51952-4?
There are 19 known substitutes for MS51952-4: 829AX5-8, 08123, 280029 and 16 more. Substitute compatibility should be verified for your specific system.
Is MS51952-4 still available?
MS51952-4 is currently cancelled.
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