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Worldwide distributor of NSN parts and consumables located in the USA.

Valve Stem Guide

Model / MPN: G668 | NSN: 2805-00-374-9448
ITAR Registered seal

A replaceable cylindrical item designed to provide wear surface and maintain alignment of a reciprocating valve stem and the like, it may have a flang (s) and/or grooves.

Product Details
NATO Stock Number
2805-00-374-9448
Sold in multiples of
DEMIL
DEMIL/MLI
Countersink Angle In Deg
60.0
Overall Length
Between 2.469 inches and 2.531 inches
Outside Diameter
Between 0.6260 inches and 0.6265 inches
Bore Diameter
Between 0.3635 inches and 0.3655 inches
Major Diameter Length
Between 1.4063 inches and 1.4687 inches
Countersink Length
0.031 inches
Bore Countersink
Included
Countersink Location
Bb end
Bore Counterbore
Not included
Aa End Diameter
Between 0.605 inches and 0.608 inches
Aa End Radius
0.031 inches
Shoulder First Fillet Radius
Between 0.126 inches and 0.250 inches
Material
Iron
Material
Iron
Style Designator
Plain, shouldered
Fsc Application Data
Gasoline engine, nonaircraft

Pricing and Availability

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G668 Cross Reference
  • 76955R1
  • 76955R1
  • 76956R1
  • VG445
  • G7668
  • 76956R1
  • G473
  • 3668
  • G9668
  • VG445
  • 76955R1
  • 76956R1