PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A72134Shaft,shouldered

Ballantyne of Omaha Inc. · NSN 3040-00-031-2480 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-00-031-2480 — this item is cataloged by the U.S. Government under National Stock Number 3040-00-031-2480. Primary manufacturer part number: A72134.
Features
  • Shaft,shouldered — FSC 3040
  • Material: STEEL CORROSION RESISTING
  • First End Diameter: 0.1856 INCHES MINIMUM AND 0.1859 INCHES MAXIMUM IN
  • Second End Diameter: 0.1856 INCHES MINIMUM AND 0.1859 INCHES MAXIMUM IN
  • End Similarity: NOT IDENTICAL
  • Step Quantity: 2
  • Second End Groove Diameter: 0.1750 INCHES NOMINAL IN
  • Second End Distance From End to Groove: 0.093 INCHES NOMINAL IN
Applications
  • Applications requiring Steel Corrosion Resisting construction
General Description

The Shaft,shouldered, cataloged under National Stock Number 3040-00-031-2480, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Ballantyne of Omaha Inc.. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-00-031-2480
Primary Part NumberA72134
Item NameShaft,shouldered
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerBallantyne of Omaha Inc.
StatusACTIVE
MaterialSTEEL CORROSION RESISTING
First End Diameter0.1856 INCHES MINIMUM AND 0.1859 INCHES MAXIMUM IN
Second End Diameter0.1856 INCHES MINIMUM AND 0.1859 INCHES MAXIMUM IN
End SimilarityNOT IDENTICAL
Step Quantity2
Second End Groove Diameter0.1750 INCHES NOMINAL IN
Second End Distance From End to Groove0.093 INCHES NOMINAL IN
Second End Groove Width0.0170 INCHES MINIMUM AND 0.0190 INCHES MAXIMUM IN
Second End StyleCIRCULAR GROOVED
First End StylePLAIN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5365-00-198-7797 INTERCHANGEABLE
Spacer,sleeve
5330-01-063-3755 INTERCHANGEABLE
Retainer,packing
Cross-Reference Index
Part NumberManufacturer
A72134 PRIMARY Ballantyne of Omaha Inc. (USA)
72134 Arma Div Ambac Industries Inc
Related Parts
5365-00-198-7797INTERCHANGEABLE
SPACER,SLEEVE
5330-01-063-3755INTERCHANGEABLE
RETAINER,PACKING

Frequently Asked Questions

What is NSN 3040-00-031-2480?

NSN 3040-00-031-2480 is a Shaft,shouldered, manufactured by Ballantyne of Omaha Inc., classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-00-031-2480?

NSN 3040-00-031-2480 has 2 cross-referenced part numbers: A72134 (Ballantyne of Omaha Inc.), 72134 (Arma Div Ambac Industries Inc).

What NSN replaces 3040-00-031-2480?

There are 2 known substitutes for 3040-00-031-2480: 5365-00-198-7797, 5330-01-063-3755. Verify interchangeability with system specifications before substitution.

What are the specifications of A72134?

Key specifications for A72134: Overall Length: 1.875 INCHES NOMINAL IN; Special Features: SHAFT 0.186 IN. SQUARE BY 0.385 IN. LG BETWEEN FIRST END STYLE AND SECOND END STYLE IN; Material: STEEL CORROSION RESISTING; First End Diameter: 0.1856 INCHES MINIMUM AND 0.1859 INCHES MAXIMUM IN. 12 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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