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2256728PC4 — TEE,TUBE TO BOSS

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

2256728PC4: TEE,TUBE TO BOSS.

The TEE,TUBE TO BOSS is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, leg_length: 1.468 INCHES NOMINAL THIRD END IN, thread_class: 2A ALL ENDS A, connection_type: THREADED EXTERNAL TUBE THIRD END, connection_style: GASKET SEAL, COMPRESSION (TUBE) THIRD END, surface_treatment: PHOSPHATE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-222-0146, 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
2256728PC4
NSN: 4730-00-222-0146
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL OVERALL
leg_length1.468 INCHES NOMINAL THIRD END IN
thread_class2A ALL ENDS A
connection_typeTHREADED EXTERNAL TUBE THIRD END
connection_styleGASKET SEAL, COMPRESSION (TUBE) THIRD END
surface_treatmentPHOSPHATE OVERALL
operating_pressure2500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
nominal_thread_size0.750 INCHES ALL ENDS IN
thread_series_designatorUNF ALL ENDS
nominal_outside_diameter_tube_accommodated0.500 INCHES THIRD END IN
surface_treatment_document_and_classificationMIL-C-16232,TY Z,CL 4C MIL SPEC SINGLE TREATMENT RESPONSE INSIDE
NSN4730-00-222-0146
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 2256728PC4 · 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-16232,TY Z,CL 4C MIL SPEC SINGLE TREATMENT RESPONSE INSIDE
•
CONNECTION STYLE: EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END
•
CONNECTION TYPE: THREADED EXTERNAL TUBE THIRD END
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.500 INCHES THIRD END IN
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-16232,TY Z,CL 4C MIL SPEC SINGLE TREATMENT RESPONSE INSIDE
CONNECTION STYLEEXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END
CONNECTION STYLEGASKET SEAL, COMPRESSION (TUBE) FIRST END
CONNECTION STYLEGASKET SEAL, COMPRESSION (TUBE) THIRD END
CONNECTION TYPETHREADED EXTERNAL TUBE THIRD END
CONNECTION TYPETHREADED EXTERNAL TUBE FIRST END
CONNECTION TYPETHREADED EXTERNAL BOSS SECOND END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.500 INCHES THIRD END IN
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.500 INCHES FIRST END IN
OPERATING PRESSURE2500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
SUBSTITUTES & CROSS-REFERENCES 2
2256728Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
A750-8Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2256728PC4?
2256728PC4 is a TEE,TUBE TO BOSS.
What parts can replace 2256728PC4?
There are 2 known substitutes for 2256728PC4: 2256728, A750-8. Substitute compatibility should be verified for your specific system.
What is the NSN for 2256728PC4?
2256728PC4 is cataloged in the U.S. Government catalog under NSN 4730-00-222-0146. This indicates validated use in U.S. government and defense supply chains.
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