PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

P-856Drum,clutch

Lake Shore Systems, Inc. · NSN 3950-01-137-6258 · FSC 3950 · No Item Name Available
Verified by PartsTable
NSN 3950-01-137-6258 — this item is cataloged by the U.S. Government under National Stock Number 3950-01-137-6258. Primary manufacturer part number: P-856.
Features
  • Drum,clutch — FSC 3950
  • 3 verified cross-references
  • Primary manufacturer: Lake Shore Systems, Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Drum,clutch, cataloged under National Stock Number 3950-01-137-6258, 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 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameDrum,clutch
FSC / FSG3950 — No Item Name Available (FSG 39)
ManufacturersLake Shore Systems, Inc. (CAGE 34712)
Technical Specifications
ParameterValue
NSN3950-01-137-6258
Primary Part NumberP-856
Item NameDrum,clutch
FSC / FSG3950 / 39 — No Item Name Available
ManufacturerLake Shore Systems, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
7035-00-009-8705 INTERCHANGEABLE
Retainer,card Stop
5342-00-463-521868241 INTERCHANGEABLE
Plug,anode Retaining
Cummins Inc.
5315-01-019-2011 INTERCHANGEABLE
Pin,straight,headless
5950-01-020-6527 INTERCHANGEABLE
Transformer,power
5220-01-021-3274P856 INTERCHANGEABLE
Gage,plug,plain Cylindrical
Sps Technologies, Llc Dba Cherry Aerospace Div Div Cherry Aerospace
3110-01-028-1724115818-1 INTERCHANGEABLE
Bearing,roller,cylindrical
Naval Inventory Control Point Mechanicsburg
5995-01-612-690042522 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Cables to Go
Cross-Reference Index
Part NumberManufacturer
40280 DWG N0. P Lake Shore Systems, Inc. (USA)
P-856 PRIMARY Lake Shore Systems, Inc. (USA)
40280 Lake Shore Systems, Inc. (USA)
Related Parts
7035-00-009-8705INTERCHANGEABLE
RETAINER,CARD STOP
5342-00-463-5218INTERCHANGEABLE
PLUG,ANODE RETAINING
68241
5315-01-019-2011INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
5950-01-020-6527INTERCHANGEABLE
TRANSFORMER,POWER
5220-01-021-3274INTERCHANGEABLE
GAGE,PLUG,PLAIN CYLINDRICAL
P856
3110-01-028-1724INTERCHANGEABLE
BEARING,ROLLER,CYLINDRICAL
115818-1
5995-01-612-6900INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
42522

Frequently Asked Questions

What is NSN 3950-01-137-6258?

NSN 3950-01-137-6258 is a Drum,clutch, manufactured by Lake Shore Systems, Inc., classified under FSC 3950 (No Item Name Available). Status: active.

What are the part numbers for NSN 3950-01-137-6258?

NSN 3950-01-137-6258 has 3 cross-referenced part numbers: 40280 DWG N0. P (Lake Shore Systems, Inc.), P-856 (Lake Shore Systems, Inc.), 40280 (Lake Shore Systems, Inc.).

What NSN replaces 3950-01-137-6258?

There are 7 known substitutes for 3950-01-137-6258: 7035-00-009-8705, 5342-00-463-5218, 5315-01-019-2011 and 4 more. Verify interchangeability with system specifications before substitution.

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