PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3985Slew Unit Assembly

Lake Shore Systems, Inc. · NSN 3950-01-268-8235 · FSC 3950 · No Item Name Available
Verified by PartsTable
NSN 3950-01-268-8235 — this item is cataloged by the U.S. Government under National Stock Number 3950-01-268-8235. Primary manufacturer part number: 3985.
Features
  • Slew Unit Assembly — FSC 3950
  • 1 verified cross-reference
  • Primary manufacturer: Lake Shore Systems, Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Slew Unit Assembly, cataloged under National Stock Number 3950-01-268-8235, 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.. 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.

Catalog Facts
Item NameSlew Unit Assembly
FSC / FSG3950 — No Item Name Available (FSG 39)
ManufacturersLake Shore Systems, Inc. (CAGE 34712)
Technical Specifications
ParameterValue
NSN3950-01-268-8235
Primary Part Number3985
Item NameSlew Unit Assembly
FSC / FSG3950 / 39 — No Item Name Available
ManufacturerLake Shore Systems, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5120-00-540-4134398-5 INTERCHANGEABLE
Pot,melting
C. S. Osborne and Company Dba Cs Osborne & Co
4310-00-625-2961P-3986 INTERCHANGEABLE
Filter Element,intake Air Cleane
Altec Air, Llc Dba Altec Llc
5340-01-628-2766 INTERCHANGEABLE
Boot,dust and Moisture Seal
Cross-Reference Index
Part NumberManufacturer
3985 PRIMARY Lake Shore Systems, Inc. (USA)
Related Parts
5120-00-540-4134INTERCHANGEABLE
POT,MELTING
398-5
4310-00-625-2961INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
P-3986
5340-01-628-2766INTERCHANGEABLE
BOOT,DUST AND MOISTURE SEAL

Frequently Asked Questions

What is NSN 3950-01-268-8235?

NSN 3950-01-268-8235 is a Slew Unit Assembly, manufactured by Lake Shore Systems, Inc., classified under FSC 3950 (No Item Name Available). Status: active.

What are the part numbers for NSN 3950-01-268-8235?

NSN 3950-01-268-8235 has 1 cross-referenced part number: 3985 (Lake Shore Systems, Inc.).

What NSN replaces 3950-01-268-8235?

There are 3 known substitutes for 3950-01-268-8235: 5120-00-540-4134, 4310-00-625-2961, 5340-01-628-2766. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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