PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20387Shaft,straight

Alfa Laval Niagara Inc. · NSN 3040-00-766-0087 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-00-766-0087 — this item is cataloged by the U.S. Government under National Stock Number 3040-00-766-0087. Primary manufacturer part number: 20387.
Features
  • Shaft,straight — FSC 3040
  • First End Style: PLAIN
  • Second End Slot Depth: 7.500 INCHES NOMINAL IN
  • Second End Slot Width: 0.250 INCHES NOMINAL IN
  • End Similarity: NOT IDENTICAL
  • Second End Style: SLOTTED
  • Second End Diameter: 1.0000 INCHES NOMINAL IN
  • First End Diameter: 1.0000 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Shaft,straight, cataloged under National Stock Number 3040-00-766-0087, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Alfa Laval Niagara Inc.. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-00-766-0087
Primary Part Number20387
Item NameShaft,straight
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerAlfa Laval Niagara Inc.
StatusACTIVE
First End StylePLAIN
Second End Slot Depth7.500 INCHES NOMINAL IN
Second End Slot Width0.250 INCHES NOMINAL IN
End SimilarityNOT IDENTICAL
Second End StyleSLOTTED
Second End Diameter1.0000 INCHES NOMINAL IN
First End Diameter1.0000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
4720-00-290-867620387 INTERCHANGEABLE
Hose,preformed
Gates Corporation
5915-00-501-3178S13-109 INTERCHANGEABLE
Filter,radio Frequency Interfere
Sprague Electric Co World Hqs
5905-00-826-3445HD-153-4107 INTERCHANGEABLE
Resistor,variable,wire Wound,pre
Vernitron Corp Vrn International Div
3805-01-070-018520387 INTERCHANGEABLE
Hydraulic Head and Rotor Assembl
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
5342-01-144-607920387 INTERCHANGEABLE
Bumper
Alliance Laundry Systems Llc
4330-01-632-2409NMM200268 INTERCHANGEABLE
Filter,fluid
Rolls-Royce Marine North America Inc.
Cross-Reference Index
Part NumberManufacturer
NS-4514 Alfa Laval Niagara Inc. (USA)
20387 PRIMARY Alfa Laval Niagara Inc. (USA)
Related Parts
4720-00-290-8676INTERCHANGEABLE
HOSE,PREFORMED
20387
5915-00-501-3178INTERCHANGEABLE
FILTER,RADIO FREQUENCY INTERFERE
S13-109
5905-00-826-3445INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,PRE
HD-153-4107
3805-01-070-0185INTERCHANGEABLE
HYDRAULIC HEAD AND ROTOR ASSEMBL
20387
5342-01-144-6079INTERCHANGEABLE
BUMPER
20387
4330-01-632-2409INTERCHANGEABLE
FILTER,FLUID
NMM200268

Frequently Asked Questions

What is NSN 3040-00-766-0087?

NSN 3040-00-766-0087 is a Shaft,straight, manufactured by Alfa Laval Niagara Inc., classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-00-766-0087?

NSN 3040-00-766-0087 has 2 cross-referenced part numbers: NS-4514 (Alfa Laval Niagara Inc.), 20387 (Alfa Laval Niagara Inc.).

What NSN replaces 3040-00-766-0087?

There are 6 known substitutes for 3040-00-766-0087: 4720-00-290-8676, 5915-00-501-3178, 5905-00-826-3445 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20387?

Key specifications for 20387: Overall Length: 17.500 INCHES NOMINAL IN; First End Style: PLAIN; Second End Slot Depth: 7.500 INCHES NOMINAL IN; Second End Slot Width: 0.250 INCHES NOMINAL IN. 8 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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