PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

321684Capstan

Lake Shore Systems, Inc. · NSN 3950-01-326-5778 · FSC 3950 · No Item Name Available
Verified by PartsTable
NSN 3950-01-326-5778 — this item is cataloged by the U.S. Government under National Stock Number 3950-01-326-5778. Primary manufacturer part number: 321684.
Features
  • Capstan — FSC 3950
  • Inclosure Type: FULLY INCLOSED
  • Prime Mover Type: ELECTRIC MOTOR
  • Voltage in Volts: 440.0
  • Frequency in Hertz: 60.0
  • Operation Method: POWERED
  • Current Type: AC
  • Phase: THREE
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Capstan, cataloged under National Stock Number 3950-01-326-5778, is classified within Federal Supply Class 3950 (No Item Name Available) of the Materials Handling Equipment group. The primary manufacturer of record is Lake Shore Systems, Inc.. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3950-01-326-5778
Primary Part Number321684
Item NameCapstan
FSC / FSG3950 / 39 — No Item Name Available
ManufacturerLake Shore Systems, Inc.
StatusACTIVE
Inclosure TypeFULLY INCLOSED
Prime Mover TypeELECTRIC MOTOR
Voltage in Volts440.0
Frequency in Hertz60.0
Operation MethodPOWERED
Current TypeAC
PhaseTHREE
Cooling MethodANY ACCEPTABLE
Environmental ProtectionWATERTIGHT
Capstan Spool StyleSINGLE HEAD
Prime Mover Quantity1
Capstan Spool Mounting PositionHORIZONTAL
Duty CycleCONTINUOUS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5940-00-113-3144MS20659-126 INTERCHANGEABLE
Terminal,lug
Sae International Dba Sae International
2910-01-195-68800127055 INTERCHANGEABLE
Handle,motor
Brp Us Inc
5330-01-274-1056032-01684-000 INTERCHANGEABLE
Gasket
Aqua-Chem, Inc. Dba Aqua-Chem Inc
Cross-Reference Index
Part NumberManufacturer
321684 PRIMARY Lake Shore Systems, Inc. (USA)
Related Parts
5940-00-113-3144INTERCHANGEABLE
TERMINAL,LUG
MS20659-126
2910-01-195-6880INTERCHANGEABLE
HANDLE,MOTOR
0127055
5330-01-274-1056INTERCHANGEABLE
GASKET
032-01684-000

Frequently Asked Questions

What is NSN 3950-01-326-5778?

NSN 3950-01-326-5778 is a Capstan, manufactured by Lake Shore Systems, Inc., classified under FSC 3950 (No Item Name Available). Status: active.

What are the part numbers for NSN 3950-01-326-5778?

NSN 3950-01-326-5778 has 1 cross-referenced part number: 321684 (Lake Shore Systems, Inc.).

What NSN replaces 3950-01-326-5778?

There are 3 known substitutes for 3950-01-326-5778: 5940-00-113-3144, 2910-01-195-6880, 5330-01-274-1056. Verify interchangeability with system specifications before substitution.

What are the specifications of 321684?

Key specifications for 321684: Inclosure Type: FULLY INCLOSED; Prime Mover Type: ELECTRIC MOTOR; Voltage in Volts: 440.0; Frequency in Hertz: 60.0. 14 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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