NSN 3040-01-257-2760 157D3078, 01-257-2760, 012572760

Product Details | SHOULDERED SHAFT

3040-01-257-2760 A shaft having two or more different diameters (greater than 0.031 inches (0.79 millimeter)) along its length. It must have one or more of the following conditions: a specified surface finish designation in the range 1 to 125 microinches (0.025 to 3.2 micrometers) arithmetical average (AA), machined peripheral flat(s), circular groove(s), keyway(s), splines, threads, or holes. The ends and/or shoulders may be machined to accommodate bearings, couplings, and the like. It is not designed for use in aligning by fitting into corresponding holes of another item. For items used to support rotating members see AXLE(1), SHOULDERED. For items not having any of the above conditions see PIN, SHOULDER, HEADLESS. Excludes SHAFT(1), STRAIGHT; and AXLE(1), STRAIGHT.

Part Alternates: 157D3078, 3040-01-257-2760, 01-257-2760, 3040012572760, 012572760

Mechanical Power Transmission Equipment | Miscellaneous Power Transmission Equipment

Supply Group (FSG)	NSN Assign.	NIIN	Item Name Code (INC)
30	16 JUN 1987	01-257-2760	22914 ( SHAFT, SHOULDERED )

Drawings & Photos | NSN 3040-01-257-2760

Part Number	Request Date	QTY	Origin
3040-01-257-2760	2022-12-335	23	DIBBS
3040-01-257-2760	2022-03-80	22	DIBBS
3040-01-257-2760	2022-03-68	22	DIBBS
3040-01-257-2760	2021-10-298	22	DIBBS
3040-01-257-2760	2021-10-287	22	DIBBS
3040-01-257-2760	2021-10-274	18	DIBBS
3040-01-257-2760	2021-08-236	18	DIBBS
3040-01-257-2760	2021-08-223	18	DIBBS
3040-01-257-2760	2017-10-292	28	DIBBS
3040-01-257-2760	2016-07-189	28	DIBBS
3040-01-257-2760	2015-12-363	34	DIBBS
3040-01-257-2760	2013-03-80	45	DIBBS
3040-01-257-2760	2012-07-191	17	DIBBS
3040-01-257-2760	2011-12-361	10	DIBBS
3040-01-257-2760	2011-09-265	3	DIBBS

Cross Reference | NSN 3040-01-257-2760

Part Number	Cage Code	Manufacturer
157D3078	05606	GENERAL DYNAMICS-OTS, INC. DBA GD-OTS (WILLISTON)

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Related Products | NSN 3040-01-257-2760

3040-01-257-2812, 3040-01-257-2814, 3040-01-257-2815, 3040-01-257-2863, 3040-01-257-3159

Technical Data | NSN 3040-01-257-2760

Characteristic	Specifications
MATERIAL	STEEL
MATERIAL DOCUMENT AND CLASSIFICATION	AMS5643 ASSN STD SINGLE MATERIAL RESPONSE
FIRST END STYLE	84 CIRCULAR GROOVED, SPLINED AND INTERNALLY THREADED
FIRST END GROOVE WIDTH	0.0700 INCHES NOMINAL
FIRST END GROOVE DIAMETER	0.3600 INCHES NOMINAL
FIRST END DISTANCE FROM END TO GROOVE	0.5700 INCHES NOMINAL
FIRST END DIAMETER	0.4059 INCHES NOMINAL
FIRST END SPLINE LENGTH	0.5200 INCHES NOMINAL
FIRST END SPLINE MINOR DIAMETER	0.3950 INCHES NOMINAL
FIRST END SPLINE MAJOR DIAMETER	0.5000 INCHES NOMINAL
FIRST END INTERNAL THREAD LENGTH	0.3750 INCHES NOMINAL
FIRST END SPLINE QUANTITY	15
END SIMILARITY	NOT IDENTICAL
SECOND END STYLE	4 FLATTED
SECOND END FLAT DEPTH	0.0567 INCHES NOMINAL
SECOND END FLAT LENGTH	1.2500 INCHES NOMINAL
SECOND END DIAMETER	0.6242 INCHES NOMINAL
LARGEST STEP DIAMETER	0.6225 INCHES NOMINAL
OVERALL LENGTH	10.350 INCHES NOMINAL
STEP QUANTITY	7
SPECIAL FEATURES	CENTER OF SHAFT,1.470 IN. LG SPLINE,0.6225 IN. DIA,23 THEORETICAL TEETHMAJOR DIA 0.750 IN.,MINOR DIA 0.644 IN.,PITCH 32/64
MANUFACTURERS CODE	05606
DESIGN CONTROL REFERENCE	157D3078

Restrictions/Controls & Freight Information | NSN 3040-01-257-2760

Restrictions
Freight

Category	Code	Description
Shelf-Life Code:	0	Nondeteriorative
Hazardous Material Indicator Code	N	There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:	B	Munitions List Item - Mutilation (MUT) to the point of scrap required. (Formerly: Demilitarization not required. Trade Security Controls (TSCs) required at disposition.)
Controlled Inventory Item Code:	U	UNCLASSIFIED
Precious Metals Indicator Code:	A	Item does not contain precious metal
Criticality Code:	X	The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:	0	Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)

Category	Code	Description
NMF Description	126900	POWER TRANS SHAFTING/SHAFTS
Less than car load rating
Less than truck load rating	W	Rating Variable
Water commodity Code	593	unknown
Originating Activity Code	SE	San Antonio Air Logistics Center Kelly AFB, TX 78241-5000
Air Dimension Code	A	Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity	V	Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
Air Special Handling	Z	No special handling required.
Special Handling Code	9	unknonwn
HAZMAT
Type of Cargo	Z	No special type of cargo code applicable

Management | NSN 3040-01-257-2760

Air Force

Category	Code	Description
Budget Code	9	General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors.
Price Validation	P	The current standard price is the initial negotiated provisioned price. This is the price paid by DoD for the item as the result of price negotiation of the Provisioned Item Order (PIO) or other initial negotiated price. ZOP or Standard Price challenges are permissible but should be supported with adequate justification.
Materiel Management Aggregation Code	QS	TG:AIRCRAFT GROUND SERVICES EQUIPMENT
Fund Code	SF	Stock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Source of Supply	SMS	Defense Logistics Agency Enterprise Business Systems
Agency	DF	Department of the Air Force
Service Organization	F	U.S. Air Force
Reparability	N	Stock Fund (except Munitions)
Acquisition Advice Codes	Z	INSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item Code	U	UNCLASSIFIED
Shelf Life Code	0	Nondeteriorative
Purchasing	QTY UOM	1 EA : Each