NSN 3040-01-281-1906 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-281-1906. Manufacturer of record part number: 16-PF-494.
Also searched as3040-01-281-1906 ·
3040012811906 ·
NIIN 012811906 ·
01-281-1906 ·
FSC 3040 Miscellaneous Power Transmission Equipment · CAGE 03705 · 16-PF-494 · 142D6243 · 3106121
Nearby stock numbers← 3040-01-281-1793 Cylinder Assembly, Actuating, Line
·
3040-01-281-2086 Bell Crank →
Features
Shaft,shouldered — FSC 3040
Step Quantity: 4
First End Diameter: 1.0100 INCHES MAXIMUM IN
First End Spline Major Diameter: 0.6620 INCHES NOMINAL IN
Largest Step Diameter: 1.500 INCHES MAXIMUM IN
First End Style: SPLINED (STRAIGHT)
First End Spline Length: 0.969 INCHES MINIMUM AND 1.031 INCHES MAXIMUM IN
First End Spline Quantity: 19
Identification
NSN: 3040-01-281-1906
NIIN: 012811906
FSC: 3040 — Miscellaneous Power Transmission Equipment
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 16-PF-494
Manufacturer: Apex Tool Group, Llc
General Description
The Shaft,shouldered, cataloged under National Stock Number 3040-01-281-1906, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Apex Tool Group, Llc. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
3040-01-281-1906
Primary Part Number
16-PF-494
Item Name
Shaft,shouldered
FSC / FSG
3040 / 30 — Miscellaneous Power Transmission Equipment
Manufacturer
Apex Tool Group, Llc
Status
ACTIVE
Step Quantity
4
First End Diameter
1.0100 INCHES MAXIMUM IN
First End Spline Major Diameter
0.6620 INCHES NOMINAL IN
Largest Step Diameter
1.500 INCHES MAXIMUM IN
First End Style
SPLINED (STRAIGHT)
First End Spline Length
0.969 INCHES MINIMUM AND 1.031 INCHES MAXIMUM IN
First End Spline Quantity
19
End Similarity
IDENTICAL
First End Spline Minor Diameter
0.5630 INCHES MINIMUM AND 0.5660 INCHES MAXIMUM IN
Other items in FSC 3040 — Miscellaneous Power Transmission Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3040-00-001-0046
3040-00-001-0046 · Item name not on file
3040-00-001-0047
3040-00-001-0047 · Item name not on file
3040-00-001-0048
3040-00-001-0048 · Item name not on file
3040-00-001-0068
3040-00-001-0068 · Item name not on file
3040-00-001-0077
3040-00-001-0077 · Item name not on file
3040-00-001-0078
3040-00-001-0078 · Item name not on file
3040-00-001-0089
3040-00-001-0089 · Item name not on file
3040-00-001-1224
3040-00-001-1224 · Item name not on file
Frequently Asked Questions
What is NSN 3040-01-281-1906?
NSN 3040-01-281-1906 is a Shaft,shouldered, manufactured by Apex Tool Group, Llc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
What part numbers are listed for NSN 3040-01-281-1906?
NSN 3040-01-281-1906 has 3 manufacturer part numbers on file: 142D6243 (General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems), 3106121 (Lovejoy, Llc Div Lovejoy), 16-PF-494 (Apex Tool Group, Llc).
What are the specifications of 16-PF-494?
Key specifications for 16-PF-494: Step Quantity: 4; First End Diameter: 1.0100 INCHES MAXIMUM IN; First End Spline Major Diameter: 0.6620 INCHES NOMINAL IN; Largest Step Diameter: 1.500 INCHES MAXIMUM IN. 10 specifications are documented in the U.S. Government catalog.
Is NSN 3040-01-281-1906 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.