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I4-4-4TTF-SS — TEE,PIPE TO TUBE

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

I4-4-4TTF-SS: TEE,PIPE TO TUBE.

The TEE,PIPE TO TUBE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 316 OVERALL, leg_length: 0.875 INCHES NOMINAL ALL ENDS IN, seat_angle: 20.0 DEGREES FIRST END, thread_class: 3A SECOND END A, connection_style: PLAIN (PIPE) THIRD END, surface_treatment: PASSIVATE OUTSIDE. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-061-8947, 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
I4-4-4TTF-SS
NSN: 4730-00-061-8947
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 79926 — SSP FITTINGS CORP (USA)
SPECIFICATIONS
materialSTEEL COMP 316 OVERALL
leg_length0.875 INCHES NOMINAL ALL ENDS IN
seat_angle20.0 DEGREES FIRST END
thread_class3A SECOND END A
connection_stylePLAIN (PIPE) THIRD END
surface_treatmentPASSIVATE OUTSIDE
nominal_thread_size0.438 INCHES FIRST END IN
thread_series_designatorNPT THIRD END
furnished_items_and_quantity2 SHORT COUPLING NUT AND 4 FERRULE SLEEVE
nominal_outside_diameter_tube_accommodated0.250 INCHES SECOND END IN
NSN4730-00-061-8947
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: I4-4-4TTF-SS · 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
•
FURNISHED ITEMS AND QUANTITY: 2 SHORT COUPLING NUT AND 4 FERRULE SLEEVE
•
CONNECTION STYLE: PLAIN (PIPE) THIRD END
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.250 INCHES FIRST END IN
•
LEG LENGTH: 0.875 INCHES NOMINAL ALL ENDS IN
•
NOMINAL THREAD SIZE: 0.438 INCHES SECOND END IN
TECHNICAL CHARACTERISTICS
FURNISHED ITEMS AND QUANTITY2 SHORT COUPLING NUT AND 4 FERRULE SLEEVE
CONNECTION STYLEPLAIN (PIPE) THIRD END
CONNECTION STYLEFLARELESS (TUBE) SECOND END
CONNECTION STYLEFLARELESS (TUBE) FIRST END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES FIRST END IN
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES SECOND END IN
LEG LENGTH0.875 INCHES NOMINAL ALL ENDS IN
NOMINAL THREAD SIZE0.438 INCHES SECOND END IN
NOMINAL THREAD SIZE0.438 INCHES FIRST END IN
NOMINAL THREAD SIZE0.250 INCHES THIRD END IN
SUBSTITUTES & CROSS-REFERENCES 4
M19-20873 PC NO 315Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
SS400-3-4TTF316Reference document
Same NSN cross-reference
Reference document — Secondary reference
400-3-4TTF316Reference document
Same NSN cross-reference
Reference document — Secondary reference
4-4-40BZSSReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is I4-4-4TTF-SS?
I4-4-4TTF-SS is a TEE,PIPE TO TUBE.
What parts can replace I4-4-4TTF-SS?
There are 4 known substitutes for I4-4-4TTF-SS: M19-20873 PC NO 315, SS400-3-4TTF316, 400-3-4TTF316 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for I4-4-4TTF-SS?
I4-4-4TTF-SS is cataloged in the U.S. Government catalog under NSN 4730-00-061-8947. This indicates validated use in U.S. government and defense supply chains.
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