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NSN 3040-00-585-3505, 3040005853505
WORM SHAFT

Federal Supply Classification
FSC 3040 - Miscellaneous Power Transmission Equipment
National Item Identification Number
NIIN 005853505
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 3040-00-585-3505

National Stock Number (NSN) 3040-00-585-3505, or NIIN 005853505, (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 4 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts.

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

This NSN is unique to one weapons system.

There has been very little 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 May 23, 2008, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The data or the rights to use the data needed to purchase this part from additional sources are not owned by the Government and it has been determined that it is uneconomical to purchase them. Valid AMCs: 1, 2, 3, 4 and 5.

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 3040005853505 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
(AGVN) UNABLE TO DECODEUNABLE TO DECODE
MATERIAL
(MATL) STEEL,MIL-S-7493,COMP4620
SHAFT THREAD SIZE
(AGVN) 0.21488 TO 0.21570 IN. -18
UNABLE TO DECODE
(MATL) UNABLE TO DECODE
MATERIAL
(MATT) STEEL,MIL-S-7493,COMP4620
UNABLE TO DECODE
(CFQR) UNABLE TO DECODE
DISTANCE FROM RADIAL CENTER TO FLAT SURFACE
(BDGL) 1.000 INCHES NOMINAL EITHER END, FIFTH PORTION
CIRCULAR PORTION RADIUS
(CFQR) 1.688 INCHES NOMINAL EITHER END, FIFTH PORTION
END SIMILARITY
(AAHN) NOT IDENTICAL
FSC APPLICATION DATA
(ZZZV) STEAM TURBINE
KEYWAY WIDTH
(ABRR) 0.313 INCHES NOMINAL EITHER END, THIRD PORTION
KEYWAY WIDTH
(ABRR) 0.313 INCHES NOMINAL EITHER END, EIGHTH PORTION
OVERALL LENGTH
(ABHP) 30.125 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) MIL-S-7493,COM+4620 MIL SPEC SINGLE MATERIAL RESPONSE
MATERIAL
(MATT) STEEL COMP 4620
SCREW THREAD SERIES DESIGNATOR
(AJYP) SPECIAL EITHER END, THIRD PORTION
SCREW THREAD SERIES DESIGNATOR
(AJYP) SPECIAL EITHER END, EIGHTH PORTION
SHAFT LOCATION
(CFFW) BOTH ENDS OF WORM
SHAFT HARDNESS RATING
(CFFM) C SCALE 24
SHAFT SECTION SIZE
(CFQQ) 1.922 INCHESOVERALL DIA EITHER END
SHAFT THREAD DIRECTION
(AKAF) RIGHT-HAND EITHER END, THIRD PORTION
SHAFT THREAD DIRECTION
(AKAF) RIGHT-HAND EITHER END, EIGHTH PORTION
THREAD LENGTH
(AASA) 0.688 INCHES NOMINAL EITHER END, EIGHTH PORTION
THREAD LENGTH
(AASA) 0.688 INCHES NOMINAL EITHER END, THIRD PORTION
UNTHREADED SECTION KEYWAY DEPTH
(CFGB) 0.125 INCHES NOMINAL EITHER END, SECOND PORTION
UNTHREADED SECTION KEYWAY DEPTH
(CFGB) 0.125 INCHES NOMINAL EITHER END, SEVENTH PORTION
UNTHREADED SECTION KEYWAY DEPTH
(CFGB) 0.265 INCHES NOMINAL EITHER END, ELEVENTH PORTION
UNTHREADED SECTION KEYWAY WIDTH
(CFFZ) 0.3130 INCHES NOMINAL EITHER END, SECOND PORTION
UNTHREADED SECTION KEYWAY WIDTH
(CFFZ) 0.3130 INCHES NOMINAL EITHER END, SEVENTH PORTION
UNTHREADED SECTION KEYWAY WIDTH
(CFFZ) 0.4940 INCHES MINIMUM EITHER END, ELEVENTH PORTION
UNTHREADED SECTION KEYWAY WIDTH
(CFFZ) 0.4960 INCHES MAXIMUM EITHER END, ELEVENTH PORTION
WORM BODY LENGTH
(CFFP) 8.000 INCHES NOMINAL
WORM BODY TAPERED BEARING SURFACE END
(CFFQ) NOT PROVIDED
WORM HELIX ANGLE
(CFFG) 7 DEG 42 MIN
WORM OUTSIDE DIAMETER
(CFFK) 4.862 INCHES NOMINAL
WORM PITCH DIAMETER
(CFFL) 3.448 INCHES NOMINAL
WORM THREAD DIRECTION
(CFFD) RIGHT-HAND
WORM PRESSURE ANGLE IN DEG
(CFFF) 20.000
WORM THREAD QUANTITY
(CFFB) 1
WORM THREAD LEAD
(CFFC) 1.625 INCHES NOMINAL
WORM THREAD SECTION LENGTH
(CFFN) 8.000 INCHES NOMINAL
STRAIGHT UNTHREADED LENGTH
(CFFX) 0.250 INCHES NOMINAL EITHER END, FOURTH PORTION
STRAIGHT UNTHREADED LENGTH
(CFFX) 1.063 INCHES NOMINAL EITHER END, SEVENTH PORTION
STRAIGHT UNTHREADED LENGTH
(CFFX) 2.438 INCHES NOMINAL EITHER END, SIXTH PORTION
STRAIGHT UNTHREADED LENGTH
(CFFX) 2.875 INCHES NOMINAL EITHER END, SECOND PORTION
STRAIGHT UNTHREADED LENGTH
(CFFX) 2.625 INCHES NOMINAL EITHER END, FIRST PORTION
STRAIGHT UNTHREADED LENGTH
(CFFX) 7.125 INCHES NOMINAL EITHER END, ELEVENTH PORTION
STRAIGHT UNTHREADED SECTION DIAMETER
(CFFY) 0.750 INCHES NOMINAL EITHER END, FIRST PORTION
STRAIGHT UNTHREADED SECTION DIAMETER
(CFFY) 1.001 INCHES MAXIMUM EITHER END, NINTH PORTION
STRAIGHT UNTHREADED SECTION DIAMETER
(CFFY) 1.874 INCHES MINIMUM EITHER END, ELEVENTH PORTION
STRAIGHT UNTHREADED SECTION DIAMETER
(CFFY) 1.875 INCHES MAXIMUM EITHER END, ELEVENTH PORTION
STRAIGHT UNTHREADED SECTION DIAMETER
(CFFY) 1.999 INCHES MINIMUM EITHER END, FOURTH PORTION
STRAIGHT UNTHREADED SECTION DIAMETER
(CFFY) 1.999 INCHES MINIMUM EITHER END, NINTH PORTION
STRAIGHT UNTHREADED SECTION DIAMETER
(CFFY) 2.001 INCHES MAXIMUM EITHER END, FOURTH PORTION
STRAIGHT UNTHREADED SECTION DIAMETER
(CFFY) 2.651 INCHES MINIMUM EITHER END, SEVENTH PORTION
STRAIGHT UNTHREADED SECTION DIAMETER
(CFFY) 2.656 INCHES MAXIMUM EITHER END, SEVENTH PORTION
STRAIGHT UNTHREADED SECTION DIAMETER
(CFFY) 2.5588 INCHES MINIMUM EITHER END, SECOND PORTION
STRAIGHT UNTHREADED SECTION DIAMETER
(CFFY) 2.5594 INCHES MAXIMUM EITHER END, SECOND PORTION
STRAIGHT UNTHREADED SECTION DIAMETER
(CFFY) 2.625 INCHES NOMINAL EITHER END, SIXTH PORTION
TEETH HARDNESS RATING
(BYFR) 56.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM
UNABLE TO DECODE
(AGVN) UNABLE TO DECODE
ERR DEFAULT
(CFQR) ERR DEFAULT
III FSC APPLICATION DATA
(ZZZV) STEAM TURBINE

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