INSTANT RFQ

Complete Listing of NSN (3040006842149) Parts 3040-00-684-2149

Item Name Worm Shaft
Federal Supply Group (FSG) Mechanical Power Transmission Equipment
Federal Supply Class (FSC) 3040 Miscellaneous Power Transmission Equipment
National Item Identification Number (NIIN) 00-684-2149 (006842149)
NCB Code USA (00)
Manufacturer Westinghouse Electric Corp
Part Number Manufacturer Item Name Cage Code RFQ
905J913-5 westinghouse electric corp worm shaft 88657 RFQ

Technical Characteristics of NSN 3040006842149

MRCCriteriaCharacteristic
CFFCWorm Thread Lead2.500 INCHES NOMINAL
CFFLWorm Pitch Diameter4.085 INCHES NOMINAL
CFFWShaft LocationBOTH ENDS OF WORM
CFFXStraight Unthreaded Length2.5625 INCHES NOMINAL EITHER END, SECOND PORTION
CFFYStraight Unthreaded Section Diameter2.5597 INCHES MAXIMUM EITHER END, SECOND PORTION
CFFYStraight Unthreaded Section Diameter2.166 INCHES MAXIMUM EITHER END, NINTH PORTION
AASAThread Length2.313 INCHES NOMINAL EITHER END, SEVENTH PORTION
AKAFShaft Thread DirectionRIGHT-HAND EITHER END, TENTH PORTION
ABHPOverall Length29.875 INCHES NOMINAL
AASAThread Length0.750 INCHES NOMINAL EITHER END, THIRD PORTION
AJYPScrew Thread Series DesignatorUNF-2A EITHER END, TENTH PORTION
CFFBWorm Thread Quantity2
CFFKWorm Outside Diameter4.881 INCHES NOMINAL
CFFQWorm Body Tapered Bearing Surface EndNOT PROVIDED
CFFXStraight Unthreaded Length2.3125 INCHES NOMINAL EITHER END, NINTH PORTION
CFFYStraight Unthreaded Section Diameter2.165 INCHES MINIMUM EITHER END, NINTH PORTION
CFFYStraight Unthreaded Section Diameter2.5592 INCHES MINIMUM EITHER END, SECOND PORTION
CFGBUnthreaded Section Keyway Depth0.2656 INCHES NOMINAL EITHER END, NINTH PORTION
MATTMaterialSTEEL,AISI8620
AAHNEnd SimilarityNOT IDENTICAL
CFFDWorm Thread DirectionRIGHT-HAND
CFFMShaft Hardness RatingC SCALE 24 MIN
CFFXStraight Unthreaded Length0.250 INCHES NOMINAL EITHER END, FOURTH PORTION
CFFXStraight Unthreaded Length3.875 INCHES NOMINAL EITHER END, FIRST PORTION
CFFYStraight Unthreaded Section Diameter3.250 INCHES NOMINAL EITHER END, FIFTH PORTION
CFFYStraight Unthreaded Section Diameter2.250 INCHES NOMINAL EITHER END, FOURTH PORTION
AJYPScrew Thread Series DesignatorUNEF-2A EITHER END, THIRD PORTION
BYFRTeeth Hardness Rating56.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM
AJYPScrew Thread Series DesignatorUNEF-2A EITHER END, SEVENTH PORTION
AKAFShaft Thread DirectionRIGHT-HAND EITHER END, THIRD PORTION
MRCDecoded RequirementClear Text Reply
CFFGWorm Helix Angle11 DEG 2 MIN
CFFPWorm Body Length8.000 INCHES NOMINAL
CFFXStraight Unthreaded Length1.500 INCHES NOMINAL EITHER END, SIXTH PORTION
CFFYStraight Unthreaded Section Diameter0.2625 INCHES NOMINAL EITHER END, EIGHTH PORTION
CFFYStraight Unthreaded Section Diameter2.7575 INCHES MAXIMUM EITHER END, SIXTH PORTION
CFFZUnthreaded Section Keyway Width0.4950 INCHES NOMINAL EITHER END, NINTH PORTION
AASAThread Length1.313 INCHES NOMINAL EITHER END, TENTH PORTION
AKAFShaft Thread DirectionRIGHT-HAND EITHER END, SEVENTH PORTION
AGVNShaft Thread SizeUNABLE TO DECODE
CFFFWorm Pressure Angle In Deg14.5
CFFNWorm Thread Section Length8.000 INCHES NOMINAL
CFFXStraight Unthreaded Length0.844 INCHES NOMINAL EITHER END, EIGHTH PORTION
CFFXStraight Unthreaded Length7.8125 INCHES NOMINAL EITHER END, FIFTH PORTION
CFFYStraight Unthreaded Section Diameter3.250 INCHES NOMINAL EITHER END, FIRST PORTION
CFFYStraight Unthreaded Section Diameter2.7560 INCHES MINIMUM EITHER END, SIXTH PORTION
ZZZVFsc Application DataSTEAM TURBINE

Relevant Components for NSN - 3040-00-684-2149, 3040006842149
3040-00-037-4479 (3040000374479) 3010-01-283-8383 (3010012838383) 3040-01-167-7076 (3040011677076) 3040-01-607-0785 (3040016070785)
3020-00-173-7380 (3020001737380) 3040-01-271-7503 (3040012717503) 3040-00-690-2219 (3040006902219) 3040-01-031-7475 (3040010317475)
3020-01-289-1372 (3020012891372) 3040-01-171-1542 (3040011711542) 3030-01-367-5013 (3030013675013) 3020-01-281-7479 (3020012817479)

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