PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21141-1001-1Shaft,shouldered

Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace · NSN 3040-01-420-1942 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-01-420-1942 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-420-1942. Primary manufacturer part number: 21141-1001-1.
Features
  • Shaft,shouldered — FSC 3040
  • Material Document and Classification: ASTM 582 ASSN STD SINGLE MATERIAL RESPONSE
  • Material: STEEL COMP 416
  • 3 verified cross-references
  • Primary manufacturer: Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
Applications
  • Applications requiring Steel Comp 416 construction
General Description

The Shaft,shouldered, cataloged under National Stock Number 3040-01-420-1942, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace. Government technical data includes 2 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-01-420-1942
Primary Part Number21141-1001-1
Item NameShaft,shouldered
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerSargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
StatusACTIVE
Material Document and ClassificationASTM 582 ASSN STD SINGLE MATERIAL RESPONSE
MaterialSTEEL COMP 416
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5920-00-142-4837042-01 INTERCHANGEABLE
Fuse,cartridge
Lockheed Martin Corporation Div Rms - Mitchel Field
8030-00-262-9171 INTERCHANGEABLE
Filler,wood
5340-00-350-4890 INTERCHANGEABLE
Spring
5977-00-789-84084995383 INTERCHANGEABLE
Holder,electrical Contact Brush
Kalmar AC Inc
5910-01-050-4222 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
4720-01-116-405421141 INTERCHANGEABLE
Hose,preformed
Gates Corporation
7530-01-418-168728888 INTERCHANGEABLE
Book,appointment
Franklin Planner Corporation
4820-01-418-760221141-850-1 INTERCHANGEABLE
Sleeve and Slide,directional Con
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
Cross-Reference Index
Part NumberManufacturer
21141 FIND 9 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
21141 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
21141-1001-1 PRIMARY Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
Related Parts
5920-00-142-4837INTERCHANGEABLE
FUSE,CARTRIDGE
042-01
8030-00-262-9171INTERCHANGEABLE
FILLER,WOOD
5340-00-350-4890INTERCHANGEABLE
SPRING
5977-00-789-8408INTERCHANGEABLE
HOLDER,ELECTRICAL CONTACT BRUSH
4995383
5910-01-050-4222INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
4720-01-116-4054INTERCHANGEABLE
HOSE,PREFORMED
21141
7530-01-418-1687INTERCHANGEABLE
BOOK,APPOINTMENT
28888
4820-01-418-7602INTERCHANGEABLE
SLEEVE AND SLIDE,DIRECTIONAL CON
21141-850-1

Frequently Asked Questions

What is NSN 3040-01-420-1942?

NSN 3040-01-420-1942 is a Shaft,shouldered, manufactured by Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-01-420-1942?

NSN 3040-01-420-1942 has 3 cross-referenced part numbers: 21141 FIND 9 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 21141 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 21141-1001-1 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace).

What NSN replaces 3040-01-420-1942?

There are 8 known substitutes for 3040-01-420-1942: 5920-00-142-4837, 8030-00-262-9171, 5340-00-350-4890 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21141-1001-1?

Key specifications for 21141-1001-1: Material Document and Classification: ASTM 582 ASSN STD SINGLE MATERIAL RESPONSE; Material: STEEL COMP 416; End Item Identification: SEAWOLF CLASS (SSN). 3 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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