M1057 — SHAFT,PROPULSION,SHIP

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

M1057: SHAFT,PROPULSION,SHIP.

The SHAFT,PROPULSION,SHIP is a the manufacturer industrial component. Key specifications include depth: 0.250 INCHES NOMINAL IN, taper: 0.750 PER FOOT IN INCHES NOMINAL, width: 0.500 INCHES NOMINAL IN, material: COPPER ALLOY 464, unit_type: PROPELLER SHAFT SECTION, construction: SOLID. This part is cataloged in the U.S.

Government catalog under NSN 2010-00-253-1000, 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

M1057

NSN: 2010-00-253-1000
FSC: 2010 — Ship and Boat Propulsion Components
CAGE: 66944 — YORK ELECTRIC AND MACHINE CO (USA)

SPECIFICATIONS

depth	0.250 INCHES NOMINAL IN
taper	0.750 PER FOOT IN INCHES NOMINAL
width	0.500 INCHES NOMINAL IN
material	COPPER ALLOY 464
quantity	1
unit_type	PROPELLER SHAFT SECTION
construction	SOLID
taper_length	0.479 FEET NOMINAL FT
thread_length	2.438 INCHES IN
major_diameter	1.500 INCHES NOMINAL IN
overall_length	6.000 FEET NOMINAL FT
surface_finish	SMOOTH MACHINED
NSN	2010-00-253-1000

COMPONENT DIAGRAM

KEY FEATURES

•

TAPER: 0.750 PER FOOT IN INCHES NOMINAL

•

SURFACE FINISH: SMOOTH MACHINED

•

AFTER END DESIGN: TAPERED

•

QUANTITY: 1

•

MATERIAL DOCUMENT AND CLASSIFICATION: MIL-B-994A COMP A,COLD DRAWN AND EXTRUDED MIL SPEC SINGLE MATERIAL RESPONSE A

•

OUTSIDE DIAMETER: 2.000 INCHES NOMINAL IN

•

FORWARD END DESIGN: STRAIGHT

TECHNICAL CHARACTERISTICS

TAPER	0.750 PER FOOT IN INCHES NOMINAL
SURFACE FINISH	SMOOTH MACHINED
AFTER END DESIGN	TAPERED
QUANTITY	1
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-B-994A COMP A,COLD DRAWN AND EXTRUDED MIL SPEC SINGLE MATERIAL RESPONSE A
OVERALL LENGTH	6.000 FEET NOMINAL FT
OUTSIDE DIAMETER	2.000 INCHES NOMINAL IN
FORWARD END DESIGN	STRAIGHT
THREAD LENGTH	2.438 INCHES IN
TAPER MAJOR DIAMETER	2.000 INCHES NOMINAL IN

SUBSTITUTES & CROSS-REFERENCES 4

J755Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

720 PIECE 2Reference document

Same NSN cross-reference

Reference document — Secondary reference

LCM6-1298901PC6Reference document

Same NSN cross-reference

Reference document — Secondary reference

LCM-445-2263116 PIECE 2Reference document

Same NSN cross-reference

Reference document — Secondary reference

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 M1057?

M1057 is a SHAFT,PROPULSION,SHIP.

What parts can replace M1057?

There are 4 known substitutes for M1057: J755, 720 PIECE 2, LCM6-1298901PC6 and 1 more. Substitute compatibility should be verified for your specific system.

What is the NSN for M1057?

M1057 is cataloged in the U.S. Government catalog under NSN 2010-00-253-1000. This indicates validated use in U.S. government and defense supply chains.

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M1057 — SHAFT,PROPULSION,SHIP

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