AS1031K030303 — TEE,TUBE TO BOSS

✓ Government record, cited

— · HOSE FITTING

PRODUCT OVERVIEW

AS1031K030303: TEE,TUBE TO BOSS.

The TEE,TUBE TO BOSS is a the manufacturer industrial component. Key specifications include material: STEEL COMP 316 OVERALL, leg_length: 1.500 INCHES NOMINAL FIRST END IN, seat_angle: 37.0 DEGREES SECOND END, thread_class: 3A ALL ENDS A, connection_type: THREADED INTERNAL BOSS THIRD END, connection_style: GASKET SEAL (BOSS) THIRD END. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-499-6488, 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

AS1031K030303

NSN: 4730-01-499-6488
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)

SPECIFICATIONS

material	STEEL COMP 316 OVERALL
leg_length	1.500 INCHES NOMINAL FIRST END IN
seat_angle	37.0 DEGREES SECOND END
thread_class	3A ALL ENDS A
connection_type	THREADED INTERNAL BOSS THIRD END
connection_style	GASKET SEAL (BOSS) THIRD END
surface_treatment	PASSIVATE OVERALL
nominal_thread_size	0.375 INCHES FIRST END BULKHEAD IN
end_item_identification	WESTLAND SAR SEA KING (101C-0448-3A); TORQUE SENSING UNIT TRANSMITTER A
thread_series_designator	UNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS
material_document_and_classification	AMS5648 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
nominal_outside_diameter_tube_accommodated	0.188 INCHES FIRST END IN
NSN	4730-01-499-6488

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

CONNECTION STYLE: FLARED (TUBE) SECOND END

•

CONNECTION TYPE: THREADED INTERNAL BOSS THIRD END

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS5648 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

TECHNICAL CHARACTERISTICS

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
CONNECTION STYLE	FLARED (TUBE) SECOND END
CONNECTION STYLE	GASKET SEAL (BOSS) THIRD END
CONNECTION STYLE	FLARED (TUBE) FIRST END
CONNECTION TYPE	THREADED INTERNAL BOSS THIRD END
CONNECTION TYPE	THREADED EXTERNAL TUBE FIRST END
CONNECTION TYPE	THREADED EXTERNAL TUBE SECOND END
MATERIAL DOCUMENT AND CLASSIFICATION	AMS5648 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED	0.188 INCHES FIRST END IN
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED	0.188 INCHES SECOND END IN

OTHER ITEMS IN FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

4730-00-000-1895 4730-00-000-4289 4730-00-000-4445 4730-00-000-8373 4730-00-000-8897 4730-00-001-0007 4730-00-001-0008

SUBSTITUTES & CROSS-REFERENCES 3

AN783K3Reference document

Same NSN cross-reference

Reference document — Secondary reference

SAE-AS4875/1Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

MS24388K3Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is AS1031K030303?

AS1031K030303 is a TEE,TUBE TO BOSS.

What parts can replace AS1031K030303?

There are 3 known substitutes for AS1031K030303: AN783K3, SAE-AS4875/1, MS24388K3. Substitute compatibility should be verified for your specific system.

What is the NSN for AS1031K030303?

AS1031K030303 is cataloged in the U.S. Government catalog under NSN 4730-01-499-6488. This indicates validated use in U.S. government and defense supply chains.

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