NSN 3040-01-251-0557 NIIN — Shouldered Shaft

National Stock number : 3040-01-251-0557

Shouldered Shaft


Available Quantity 33
Available Conditions NE NS
Classification Miscellaneous Power Transmission Equipment - FSC 3040
Schedule B 8483105000
Stock Check Date 06/17/2026
Part-Number.info Quality System
  •   ISO 9001:2015 + AS9120B Certifed
  •   Audited supply chain
  •   Counterfeit Parts Prevention
  •   100% Product Inspections
  •   7 Year Record Retention
  •   HAZMAT Certified
  •   ITAR and DDTC Registered
AS9120 Certified Supplier

Product Properties


Description

Shouldered Shaft

First End Style

external threaded

End Similarity

not identical

Second End Style

two circular grooves, splined and internally threaded

Second End Groove Width

0.0470in.

Second End Groove Diameter

0.4000in.

Overall Length

1.490in. ⁓1-1/2"

End Item Identification

M1, M1A1, gps M1, gps M1A1, XM1 gps ext

First End Diameter

0.4375in.

First End External Thread Length

0.640in.

Second End Distance From End To Groove

0.380in.

Second End Diameter

0.6300in.

Second End Spline Length

0.380in.

Second End Spline Minor Diameter

0.4310in.

Second End Spline Major Diameter

0.5420in.

Second End Internal Thread Length

0.250in.

Second End Distance Between First And Second Groove Centers

0.378in.

Step Quantity

5

Second End Spline Quantity

12

Largest Step Diameter

0.630in.

Material

steel corrosion resisting

Pricing and Availability Quote

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National Stock Number
3040-01-251-0557
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