XM66999-2 — ELBOW,PIPE TO TUBE

✓ Government record, cited

— · HOSE FITTING

PRODUCT OVERVIEW

XM66999-2: ELBOW,PIPE TO TUBE.

The ELBOW,PIPE TO TUBE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, leg_length: 1.030 INCHES NOMINAL SECOND END IN, seat_angle: 45.0 DEGREES FIRST END, thread_class: 3A FIRST END A, connection_type: THREADED EXTERNAL TUBE FIRST END, connection_style: FLARELESS (TUBE) FIRST END. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-090-7736, 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

XM66999-2

NSN: 4730-01-090-7736
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 01417 — GENERAL DYNAMICS LAND SYSTEMS INC. (USA)

SPECIFICATIONS

material	STEEL CORROSION RESISTING OVERALL
leg_length	1.030 INCHES NOMINAL SECOND END IN
seat_angle	45.0 DEGREES FIRST END
thread_class	3A FIRST END A
connection_type	THREADED EXTERNAL TUBE FIRST END
connection_style	FLARELESS (TUBE) FIRST END
surface_treatment	PASSIVATE OVERALL
nominal_thread_size	0.250 INCHES SECOND END IN
thread_series_designator	NPTF SECOND END
material_document_and_classification	QQ-S-763,CLASS 300 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
nominal_outside_diameter_tube_accommodated	0.250 INCHES FIRST END IN
surface_treatment_document_and_classification	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN	4730-01-090-7736

COMPONENT DIAGRAM

KEY FEATURES

•

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

•

CONNECTION STYLE: FLARELESS (TUBE) FIRST END

•

CONNECTION TYPE: THREADED EXTERNAL PIPE SECOND END

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763,CLASS 300 FED SPEC SINGLE MATERIAL RESPONSE OVERALL

•

NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.250 INCHES FIRST END IN

•

LEG LENGTH: 1.030 INCHES NOMINAL SECOND END IN

TECHNICAL CHARACTERISTICS

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
CONNECTION STYLE	FLARELESS (TUBE) FIRST END
CONNECTION STYLE	PLAIN (PIPE) SECOND END
CONNECTION TYPE	THREADED EXTERNAL PIPE SECOND END
CONNECTION TYPE	THREADED EXTERNAL TUBE FIRST END
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-763,CLASS 300 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED	0.250 INCHES FIRST END IN
LEG LENGTH	1.030 INCHES NOMINAL SECOND END IN
LEG LENGTH	1.430 INCHES NOMINAL FIRST END IN
NOMINAL THREAD SIZE	0.438 INCHES FIRST 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 1

12273373Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

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 XM66999-2?

XM66999-2 is a ELBOW,PIPE TO TUBE.

What parts can replace XM66999-2?

There is 1 known substitute for XM66999-2: 12273373. Substitute compatibility should be verified for your specific system.

What is the NSN for XM66999-2?

XM66999-2 is cataloged in the U.S. Government catalog under NSN 4730-01-090-7736. This indicates validated use in U.S. government and defense supply chains.

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XM66999-2 — ELBOW,PIPE TO TUBE

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