PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

N5 TIGHTENR SHAFTShaft,shouldered

Emerson Electric Co Browning Mfg Div · NSN 3040-01-268-9891 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-01-268-9891 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-268-9891. Primary manufacturer part number: N5 TIGHTENR SHAFT.
Features
  • Shaft,shouldered — FSC 3040
  • Second End Style: CIRCULAR GROOVED WOODRUFF KEYWAY AND EXTERNALLY THREADED
  • Step Quantity: 5
  • Largest Step Diameter: 3.500 INCHES NOMINAL IN
  • Second End Distance From End to Groove: 1.3125 INCHES NOMINAL IN
  • Second End External Thread Length: 1.3125 INCHES NOMINAL IN
  • Material: MALLEABLE
  • First End Diameter: 1.5000 INCHES NOMINAL IN
Applications
  • Applications requiring Malleable construction
General Description

The Shaft,shouldered, cataloged under National Stock Number 3040-01-268-9891, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Emerson Electric Co Browning Mfg Div. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-01-268-9891
Primary Part NumberN5 TIGHTENR SHAFT
Item NameShaft,shouldered
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerEmerson Electric Co Browning Mfg Div
StatusACTIVE
Second End StyleCIRCULAR GROOVED WOODRUFF KEYWAY AND EXTERNALLY THREADED
Step Quantity5
Largest Step Diameter3.500 INCHES NOMINAL IN
Second End Distance From End to Groove1.3125 INCHES NOMINAL IN
Second End External Thread Length1.3125 INCHES NOMINAL IN
MaterialMALLEABLE
First End Diameter1.5000 INCHES NOMINAL IN
Second End Diameter1.5000 INCHES NOMINAL IN
End SimilarityNOT IDENTICAL
First End StylePLAIN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5920-00-169-3855333005 INTERCHANGEABLE
Fuse,cartridge
Littelfuse, Inc.
5310-00-185-6426 INTERCHANGEABLE
Nut,plain,round
5975-00-473-55958763398 INTERCHANGEABLE
Strap,tie Down,electrical Compon
U S Army Tank Automotive Command Amsta-Im-Mm
5999-00-504-9749N5 INTERCHANGEABLE
Heater,thermal Release
Rockwell Automation, Inc. Dba Rockwell Automation
5340-00-677-5784 INTERCHANGEABLE
Clamp,loop
4320-00-787-8892N5 1-1BD2886-4 INTERCHANGEABLE
Impeller,pump,centrifugal
Patterson Pump Co Div Patterson Pump Company
5950-01-279-4095N5 INTERCHANGEABLE
Transformer,current
De La Rue Giori S.a.
5315-01-303-6257N5 INTERCHANGEABLE
Key,woodruff
Circor Naval Solutions Llc Dba Warren Pumps
7690-01-309-3163 INTERCHANGEABLE
Label
Cross-Reference Index
Part NumberManufacturer
N5-SHAFT Emerson Electric Co Browning Mfg Div (USA)
N5 TIGHTENR SHAFT PRIMARY Emerson Electric Co Browning Mfg Div (USA)
N5 PRIMARY Emerson Electric Co Browning Mfg Div (USA)
Related Parts
5920-00-169-3855INTERCHANGEABLE
FUSE,CARTRIDGE
333005
5310-00-185-6426INTERCHANGEABLE
NUT,PLAIN,ROUND
5975-00-473-5595INTERCHANGEABLE
STRAP,TIE DOWN,ELECTRICAL COMPON
8763398
5999-00-504-9749INTERCHANGEABLE
HEATER,THERMAL RELEASE
N5
5340-00-677-5784INTERCHANGEABLE
CLAMP,LOOP
4320-00-787-8892INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL
N5 1-1BD2886-4
5950-01-279-4095INTERCHANGEABLE
TRANSFORMER,CURRENT
N5
5315-01-303-6257INTERCHANGEABLE
KEY,WOODRUFF
N5
7690-01-309-3163INTERCHANGEABLE
LABEL

Frequently Asked Questions

What is NSN 3040-01-268-9891?

NSN 3040-01-268-9891 is a Shaft,shouldered, manufactured by Emerson Electric Co Browning Mfg Div, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-01-268-9891?

NSN 3040-01-268-9891 has 3 cross-referenced part numbers: N5-SHAFT (Emerson Electric Co Browning Mfg Div), N5 TIGHTENR SHAFT (Emerson Electric Co Browning Mfg Div), N5 (Emerson Electric Co Browning Mfg Div).

What NSN replaces 3040-01-268-9891?

There are 9 known substitutes for 3040-01-268-9891: 5920-00-169-3855, 5310-00-185-6426, 5975-00-473-5595 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of N5 TIGHTENR SHAFT?

Key specifications for N5 TIGHTENR SHAFT: Second End Style: CIRCULAR GROOVED WOODRUFF KEYWAY AND EXTERNALLY THREADED; Step Quantity: 5; Special Features: ITEM DOES NOT HAVE A KEYWAY; Largest Step Diameter: 3.500 INCHES NOMINAL 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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