PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21343-1005-1Guide,spring,gear Operator

Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace · NSN 3040-01-418-9339 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-01-418-9339 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-418-9339. Primary manufacturer part number: 21343-1005-1.
Features
  • Guide,spring,gear Operator — FSC 3040
  • Material: ALUMINUM ALLOY
  • Surface Treatment: ANODIZE
  • 3 verified cross-references
  • Primary manufacturer: Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Power transmission and speed reduction
  • Rotary motion transfer
General Description

The Guide,spring,gear Operator, cataloged under National Stock Number 3040-01-418-9339, 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-01-418-9339
Primary Part Number21343-1005-1
Item NameGuide,spring,gear Operator
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerSargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
StatusACTIVE
MaterialALUMINUM ALLOY
Surface TreatmentANODIZE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-100-6158 INTERCHANGEABLE
Ball,bearing
3020-00-194-4850 INTERCHANGEABLE
Gear,spur
3455-00-236-3637 INTERCHANGEABLE
Reamer,machine
5930-01-024-761821343 INTERCHANGEABLE
Switch,toggle
Noske-Kaeser Germany Gmbh
6640-01-056-60609026 INTERCHANGEABLE
Tip,pipet
Medical Laboratory Automation Inc
5315-01-098-9433D3-1000 INTERCHANGEABLE
Pin,straight,headless
Roller Bearing Co of America, Inc Div Pic Design
4320-01-125-2289213439 INTERCHANGEABLE
Impeller,pump,centrifugal
Curtiss-Wright Electro-Mechanical Corporation Div Epd
3010-01-286-5660 INTERCHANGEABLE
Coupling Half,shaft
4720-01-357-961621343 INTERCHANGEABLE
Hose,preformed
Gates Corporation
3120-01-381-22652134-39 INTERCHANGEABLE
Bushing,sleeve
Goodrich Corporation
Cross-Reference Index
Part NumberManufacturer
21343-9 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
21343-1005-1 PRIMARY Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
21343 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
Related Parts
3110-00-100-6158INTERCHANGEABLE
BALL,BEARING
3020-00-194-4850INTERCHANGEABLE
GEAR,SPUR
3455-00-236-3637INTERCHANGEABLE
REAMER,MACHINE
5930-01-024-7618INTERCHANGEABLE
SWITCH,TOGGLE
21343
6640-01-056-6060INTERCHANGEABLE
TIP,PIPET
9026
5315-01-098-9433INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
D3-1000
4320-01-125-2289INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL
213439
3010-01-286-5660INTERCHANGEABLE
COUPLING HALF,SHAFT
4720-01-357-9616INTERCHANGEABLE
HOSE,PREFORMED
21343
3120-01-381-2265INTERCHANGEABLE
BUSHING,SLEEVE
2134-39
3110-01-389-0050INTERCHANGEABLE
BEARING,BALL,ANNULAR
3947302
2010-01-418-0213INTERCHANGEABLE
PLATE,ANVIL
21343-1009-1

Frequently Asked Questions

What is NSN 3040-01-418-9339?

NSN 3040-01-418-9339 is a Guide,spring,gear Operator, 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 3040-01-418-9339?

NSN 3040-01-418-9339 has 3 cross-referenced part numbers: 21343-9 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 21343-1005-1 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 21343 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace).

What NSN replaces 3040-01-418-9339?

There are 12 known substitutes for 3040-01-418-9339: 3110-00-100-6158, 3020-00-194-4850, 3455-00-236-3637 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21343-1005-1?

Key specifications for 21343-1005-1: Material: ALUMINUM ALLOY; End Item Identification: SEAWOLF CLASS SSN; Surface Treatment: ANODIZE. 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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