640-1456-001 — ELBOW,FLANGE TO BOSS

✓ Government record, cited

— · HOSE FITTING

PRODUCT OVERVIEW

640-1456-001: ELBOW,FLANGE TO BOSS.

The ELBOW,FLANGE TO BOSS is a the manufacturer industrial component. Key specifications include material: STEEL COMP 304 OVERALL, leg_length: 1.440 INCHES NOMINAL SECOND END IN, flange_shape: RECTANGULAR WITH HOLES FIRST END, nominal_width: 2.380 INCHES FIRST END IN, nominal_length: 2.880 INCHES FIRST END IN, connection_type: THREADED INTERNAL BOSS SECOND END. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-261-6589, 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

640-1456-001

NSN: 4730-01-261-6589
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 13499 — ROCKWELL COLLINS, INC. DBA COLLINS AEROSPACE GOVERNMENT SYSTEMS DIV COLLINS AEROSPACE - GOVERNMENT SYSTEMS (USA)

SPECIFICATIONS

material	STEEL COMP 304 OVERALL
leg_length	1.440 INCHES NOMINAL SECOND END IN
flange_shape	RECTANGULAR WITH HOLES FIRST END
nominal_width	2.380 INCHES FIRST END IN
nominal_length	2.880 INCHES FIRST END IN
connection_type	THREADED INTERNAL BOSS SECOND END
connection_style	GASKET SEAL (BOSS) SECOND END
flange_face_design	RECESSED WITH GASKET GROOVE FIRST END
nominal_thread_size	1.312 INCHES SECOND END IN
recess_nominal_depth	0.121 INCHES FIRST END IN
recess_nominal_diameter	0.875 INCHES FIRST END IN
thread_quantity_per_inch	12 SECOND END
NSN	4730-01-261-6589

COMPONENT DIAGRAM

KEY FEATURES

•

RECESS NOMINAL DEPTH: 0.121 INCHES FIRST END IN

•

FLANGE SHAPE: RECTANGULAR WITH HOLES FIRST END

•

FLANGE FACE DESIGN: RECESSED WITH GASKET GROOVE FIRST END

•

CONNECTION STYLE: GASKET SEAL (BOSS) SECOND END

•

NOMINAL LENGTH: 2.880 INCHES FIRST END IN

•

CONNECTION TYPE: THREADED INTERNAL BOSS SECOND END

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763,COND-A FED SPEC SINGLE MATERIAL RESPONSE OVERALL

TECHNICAL CHARACTERISTICS

RECESS NOMINAL DEPTH	0.121 INCHES FIRST END IN
FLANGE SHAPE	RECTANGULAR WITH HOLES FIRST END
FLANGE FACE DESIGN	RECESSED WITH GASKET GROOVE FIRST END
CONNECTION STYLE	GASKET SEAL (BOSS) SECOND END
NOMINAL LENGTH	2.880 INCHES FIRST END IN
CONNECTION TYPE	THREADED INTERNAL BOSS SECOND END
CONNECTION TYPE	FLANGE FIRST END
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-763,COND-A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
BOLT HOLE NOMINAL DIAMETER	0.438 INCHES FIRST END IN
LEG LENGTH	2.120 INCHES NOMINAL 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

640-1456Reference 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 640-1456-001?

640-1456-001 is a ELBOW,FLANGE TO BOSS.

What parts can replace 640-1456-001?

There is 1 known substitute for 640-1456-001: 640-1456. Substitute compatibility should be verified for your specific system.

What is the NSN for 640-1456-001?

640-1456-001 is cataloged in the U.S. Government catalog under NSN 4730-01-261-6589. This indicates validated use in U.S. government and defense supply chains.

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640-1456-001 — ELBOW,FLANGE TO BOSS

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