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NationalStockNumber.info
NationalStockNumber.INFO

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

Valve Stem Guide

NSN: 2990-00-040-0866 | Model: 7708253

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.

NSN Properties and Flags
NATO Stock Number
2990-00-040-0866
DEMIL
NO
Overall Length
2.120 inches
Outside Diameter
1.200 inches
Major Diameter Length
0.140 inches
Bore Countersink
Not included
Bore Counterbore
Not included
Bb End Shank Diameter
0.300 inches
Bb End Chamfer Length
0.100 inches
Bb End Chamfer Angle In Deg
30.0
Aa End Chamfer Length
0.030 inches
Aa End Chamfer Angle In Deg
45.0
Material
Steel, sae 1112 through sae 1117
Material
Steel, sae 1112 through sae 1117
Style Designator
Plain flanged

Pricing and Availability

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NSN 2990-00-040-0866 Datasheet

Supply Class (FSC):
Nonaircraft Miscellaneous Engine Accessories
Cross Reference:
  • 7708253
  • 7708253
Cage Codes:
  • U S Army Tank Automotive Command (CAGE 19207)
  • Lasmer Industries Inc (CAGE 32783)
Identification:
HMIC

N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

PMIC

U - Precious metal content is unknown

CRITL

- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Questions & Answers:

What are the historical prices recorded for this stock number?
No pre-dated pricing for this NSN could be found.
Does NSN 2990-00-040-0866 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Greece
What is the NIIN of NSN 2990-00-040-0866?
000400866 or 00-040-0866
Does NSN 2990-00-040-0866 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 2990-00-040-0866?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jan 01, 1963