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NSN 3040-00-074-8964, 3040000748964
WORM SHAFT

Federal Supply Classification
FSC 3040 - Miscellaneous Power Transmission Equipment
National Item Identification Number
NIIN 000748964
Codification Country
United States
Item Name Code
INC 18249
Criticality
(X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code
(N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.
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DLMS® Summary

National Stock Number 3040-00-074-8964

National Stock Number (NSN) 3040-00-074-8964, or NIIN 000748964, (worm shaft) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are no manufacturer part numbers associated to this NSN.

This part number has not been procured by the US Government in over 5 years.

This NSN is unique to one weapons system.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jul 02, 2005, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.

This NSN is assigned to Item Name Code (INC) 18249. [A DRIVE SHAFT HAVING HELICAL THREAD(S) ON A PORTION OF ITS OUTER SURFACE, MACHINED BEARING SURFACE(S) AND FACILITIES FOR DRIVING (OTHER THAN A HUB) ON ONE OR BOTH ENDS OF SHAFT. DESIGNED TO MATE WITH A CAM, GEAR SECTOR, WORM WHEEL, AND THE LIKE. ICLUDES ITEMS WITH BEARINGS. EXCLUDES:ITEMS HAVING MORE THAN ON WORM COMPLEMENT OF HELICAL THREADS, ITEMS WITH A SEPARATE COMPLEMENT OF GEAR TEETH, AND GEAR, WORM.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 3040000748964 does not contain precious metals.

This NSN is associated to Schedule B 8483105000: transmission shafts and cranks, except camshafts and crankshafts. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 333613: mechanical power transmission equipment manufacturing.

This information was last updated on .


Technical Characteristics

UNABLE TO DECODE
(SURF) UNABLE TO DECODE
END SIMILARITY
(AAHN) NOT IDENTICAL
OVERALL LENGTH
(ABHP) 1.850 INCHES MINIMUM AND 1.870 INCHES MAXIMUM
MATERIAL
(MATT) STEEL
SHAFT LOCATION
(CFFW) BOTH ENDS OF WORM
SHAFT HARDNESS RATING
(CFFM) 30.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM
SPECIAL FEATURES
(FEAT) THIRD PORTION OF SECOND END FACE SLOTTED,0.057 PLUS 0.010 IN. WIDE,0.0625 PLUS 0.0156 IN.DEEP
WORM BODY LENGTH
(CFFP) 1.328 INCHES NOMINAL
WORM BODY TAPERED BEARING SURFACE END
(CFFQ) NOT PROVIDED
WORM HELIX ANGLE
(CFFG) 6 DEG 52 MIN
WORM OUTSIDE DIAMETER
(CFFK) 0.462 INCHES MINIMUM AND 0.467 INCHES MAXIMUM
WORM PITCH DIAMETER
(CFFL) 0.375 INCHES MINIMUM AND 0.377 INCHES MAXIMUM
WORM PRESSURE ANGLE IN DEG
(CFFF) 14.500
WORM THREAD DIRECTION
(CFFD) RIGHT-HAND
WORM THREAD LEAD
(CFFC) 0.143 INCHES NOMINAL
WORM THREAD QUANTITY
(CFFB) 1
WORM THREAD SECTION LENGTH
(CFFN) 0.750 INCHES NOMINAL
STRAIGHT UNTHREADED SECTION DIAMETER
(CFFY) 0.250 INCHES MINIMUM FIRST END, FIRST PORTION
STRAIGHT UNTHREADED SECTION DIAMETER
(CFFY) 0.250 INCHES MINIMUM SECOND END, FIRST PORTION
STRAIGHT UNTHREADED SECTION DIAMETER
(CFFY) 0.260 INCHES MAXIMUM FIRST END, FIRST PORTION
STRAIGHT UNTHREADED SECTION DIAMETER
(CFFY) 0.260 INCHES MAXIMUM SECOND END, FIRST PORTION
STRAIGHT UNTHREADED SECTION DIAMETER
(CFFY) 0.250 INCHES NOMINAL FIRST END, THIRD PORTION
STRAIGHT UNTHREADED SECTION DIAMETER
(CFFY) 0.340 INCHES MAXIMUM FIRST END, SECOND PORTION
STRAIGHT UNTHREADED SECTION DIAMETER
(CFFY) 0.330 INCHES MINIMUM FIRST END, SECOND PORTION
STRAIGHT UNTHREADED SECTION DIAMETER
(CFFY) 0.374 INCHES NOMINAL SECOND END, THIRD PORTION
STRAIGHT UNTHREADED SECTION DIAMETER
(CFFY) 0.462 INCHES MINIMUM SECOND END, SECOND PORTION
STRAIGHT UNTHREADED SECTION DIAMETER
(CFFY) 0.467 INCHES MAXIMUM SECOND END, SECOND PORTION
STRAIGHT UNTHREADED LENGTH
(CFFX) 0.062 INCHES NOMINAL FIRST END, SECOND PORTION
STRAIGHT UNTHREADED LENGTH
(CFFX) 0.062 INCHES NOMINAL SECOND END, SECOND PORTION
STRAIGHT UNTHREADED LENGTH
(CFFX) 0.188 INCHES NOMINAL FIRST END, FIRST PORTION
STRAIGHT UNTHREADED LENGTH
(CFFX) 0.240 INCHES MINIMUM FIRST END, THIRD PORTION
STRAIGHT UNTHREADED LENGTH
(CFFX) 0.230 INCHES NOMINAL SECOND END, THIRD PORTION
STRAIGHT UNTHREADED LENGTH
(CFFX) 0.250 INCHES MAXIMUM FIRST END, THIRD PORTION
STRAIGHT UNTHREADED LENGTH
(CFFX) 0.390 INCHES NOMINAL SECOND END, FIRST PORTION
SURFACE TREATMENT
(SFTT) PASSIVATE
TEETH HARDNESS RATING
(BYFR) 30.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM
MATERIAL
(MATL) STEEL
UNABLE TO DECODE
(MATL) UNABLE TO DECODE
SURFACE TREATMENT
(SURF) PASSIVATED

Manufacturer Part Numbers


Related Inventory

8626338
3040000748964
Condition NS
SHAFT
Readily Available


 
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