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NSN 3040-00-769-0836, 3040007690836
WORM SHAFT

Federal Supply Classification
FSC 3040 - Miscellaneous Power Transmission Equipment
National Item Identification Number
NIIN 007690836
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 3040-00-769-0836

National Stock Number (NSN) 3040-00-769-0836, or NIIN 007690836, (worm shaft) was assigned January 1, 1962 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 a year. There have been 8 contracts issued for this part number, with 8 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 4 different suppliers. The last contract numbers awarded were: SPE7L322V4067, SPE7L319V1943, SPE7L318P1508, SPE7L316M8377, SPE7L016M1167. The total value of the awarded contracts has been US$ 6,730.80.

This NSN is unique to one weapons system.

There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. 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 3040007690836 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

SURFACE TREATMENT
(SFTT) CADMIUM,FED QQ-P-416,TYPE 2,CLASS 3
END SIMILARITY
(AAHN) NOT IDENTICAL
FSC APPLICATION DATA
(ZZZV) MOUNT GUN,CAL..50
OVERALL LENGTH
(ABHP) 4.280 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) QQ-S-624 ,COMPOSITION 4130 TO 4140 FED SPEC ALL MATERIAL RESPONSES
MATERIAL
(MATT) STEEL COMP 4130 OR STEEL COMP 4140 OR STEEL
SCREW THREAD SERIES DESIGNATOR
(AJYP) UNF SECOND END
SHAFT LOCATION
(CFFW) BOTH ENDS OF WORM
SHAFT HARDNESS RATING
(CFFM) 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
SHAFT THREAD DIRECTION
(AKAF) RIGHT-HAND SECOND END, SECOND PORTION
THREAD LENGTH
(AASA) 0.545 INCHES NOMINAL SECOND END, SECOND PORTION
WORM BODY LENGTH
(CFFP) 1.958 INCHES NOMINAL
WORM BODY TAPERED BEARING SURFACE END
(CFFQ) NOT PROVIDED
WORM OUTSIDE DIAMETER
(CFFK) 1.000 INCHES NOMINAL
WORM PITCH DIAMETER
(CFFL) 0.890 INCHES MINIMUM AND 0.896 INCHES MAXIMUM
WORM THREAD DIRECTION
(CFFD) RIGHT-HAND
WORM THREAD QUANTITY
(CFFB) 1
WORM THREAD SECTION LENGTH
(CFFN) 1.958 INCHES NOMINAL
STRAIGHT UNTHREADED SECTION DIAMETER
(CFFY) 0.624 INCHES MINIMUM SECOND END, FIRST PORTION
STRAIGHT UNTHREADED SECTION DIAMETER
(CFFY) 0.625 INCHES MAXIMUM SECOND END, FIRST PORTION
STRAIGHT UNTHREADED SECTION DIAMETER
(CFFY) 0.750 INCHES NOMINAL FIRST END, FIRST PORTION
STRAIGHT UNTHREADED SECTION DIAMETER
(CFFY) 1.124 INCHES MINIMUM FIRST END, SECOND PORTION
STRAIGHT UNTHREADED SECTION DIAMETER
(CFFY) 1.125 INCHES MAXIMUM FIRST END, SECOND PORTION
STRAIGHT UNTHREADED SECTION DIAMETER
(CFFY) 1.500 INCHES NOMINAL FIRST END, THIRD PORTION
STRAIGHT UNTHREADED LENGTH
(CFFX) 0.120 INCHES NOMINAL FIRST END, FIRST PORTION
STRAIGHT UNTHREADED LENGTH
(CFFX) 0.250 INCHES NOMINAL FIRST END, THIRD PORTION
STRAIGHT UNTHREADED LENGTH
(CFFX) 0.718 INCHES NOMINAL FIRST END, SECOND PORTION
STRAIGHT UNTHREADED LENGTH
(CFFX) 0.689 INCHES NOMINAL SECOND END, FIRST PORTION
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) QQ-P-416,TYPE 2,CLASS 3 FED SPEC ALL TREATMENT RESPONSES
SURFACE TREATMENT
(SFTT) CADMIUM AND CHROMATE
TEETH HARDNESS RATING
(BYFR) 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
UNABLE TO DECODE
(MATL) UNABLE TO DECODE
MATERIAL
(MATT) STEEL,FED QQ-S-624,COMPOSITION 4130 TO 4140
UNABLE TO DECODE
(SURF) UNABLE TO DECODE
III FSC APPLICATION DATA
(ZZZV) MOUNT GUN,CAL..50
MATERIAL
(MATL) STEEL,FED QQ-S-624,COMPOSITION 4130 TO 4140
SURFACE TREATMENT
(SURF) CADMIUM,FED QQ-P-416,TYPE 2,CLASS 3

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