12421978-001 — ELBOW,TUBE TO BOSS

✓ Government record, cited

— · HOSE FITTING

PRODUCT OVERVIEW

12421978-001: ELBOW,TUBE TO BOSS.

The ELBOW,TUBE TO BOSS is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, flow_angle: 90.0 DEGREES, leg_length: 52.0 MILLIMETERS NOMINAL SECOND END MM, thread_class: 2A SECOND END A, connection_type: THREADED EXTERNAL BOSS SECOND END, surface_treatment: ZINC AND CHROMATE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-494-6481, 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

12421978-001

NSN: 4730-01-494-6481
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)

SPECIFICATIONS

material	STEEL OVERALL
flow_angle	90.0 DEGREES
leg_length	52.0 MILLIMETERS NOMINAL SECOND END MM
thread_class	2A SECOND END A
connection_type	THREADED EXTERNAL BOSS SECOND END
special_features	ADAPTER SHALL BE IAW 12421891-001/CAGE 19207 EXCEPT AS ALTERED, PER NOTE 4, AS FOLLOWS: 1/8 INCH PORT TAPPED 1/8-27NPT ON FLAT 180 DEGREES FROM BOSS PORT IN
surface_treatment	ZINC AND CHROMATE OVERALL
nominal_thread_size	1.3125 INCHES FIRST END IN
end_item_identification	FAMILY OF MEDIUM TACTICAL VEHICLES,2320-01-447-3899
thread_quantity_per_inch	12 SECOND END
thread_series_designator	UN SECOND END
nominal_outside_diameter_tube_accommodated	0.375 INCHES FIRST END IN
NSN	4730-01-494-6481

COMPONENT DIAGRAM

KEY FEATURES

•

FLOW ANGLE: 90.0 DEGREES

•

CONNECTION TYPE: THREADED EXTERNAL TUBE FIRST END

•

NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.375 INCHES FIRST END IN

•

LEG LENGTH: 26.0 MILLIMETERS NOMINAL FIRST END MM

•

NOMINAL THREAD SIZE: 1.3125 INCHES FIRST END IN

TECHNICAL CHARACTERISTICS

FLOW ANGLE	90.0 DEGREES
CONNECTION TYPE	THREADED EXTERNAL TUBE FIRST END
CONNECTION TYPE	THREADED EXTERNAL BOSS SECOND END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED	0.375 INCHES FIRST END IN
LEG LENGTH	26.0 MILLIMETERS NOMINAL FIRST END MM
LEG LENGTH	52.0 MILLIMETERS NOMINAL SECOND END MM
NOMINAL THREAD SIZE	1.3125 INCHES FIRST END IN
SPECIAL FEATURES	ADAPTER SHALL BE IAW 12421891-001/CAGE 19207 EXCEPT AS ALTERED, PER NOTE 4, AS FOLLOWS: 1/8 INCH PORT TAPPED 1/8-27NPT ON FLAT 180 DEGREES FROM BOSS PORT IN
SURFACE TREATMENT	ZINC AND CHROMATE OVERALL
THREAD CLASS	2A SECOND END A

SUBSTITUTES & CROSS-REFERENCES 1

12421978Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 12421978-001?

12421978-001 is a ELBOW,TUBE TO BOSS.

What parts can replace 12421978-001?

There is 1 known substitute for 12421978-001: 12421978. Substitute compatibility should be verified for your specific system.

What is the NSN for 12421978-001?

12421978-001 is cataloged in the U.S. Government catalog under NSN 4730-01-494-6481. This indicates validated use in U.S. government and defense supply chains.

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12421978-001 — ELBOW,TUBE TO BOSS

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