PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50131Lining,friction

Allied Systems Company Dba Allied Systems Co · NSN 3950-01-535-1839 · FSC 3950 · No Item Name Available
Verified by PartsTable
NSN 3950-01-535-1839 — this item is cataloged by the U.S. Government under National Stock Number 3950-01-535-1839. Primary manufacturer part number: 50131.
Features
  • Lining,friction — FSC 3950
  • Material: PLASTIC POLYHEXAMETHYLENE ADIPAMIDE AND DISULFIDE MOLYBDENUM FRICTION LINING
  • Lining Style: IRREGULAR
  • Material Document and Classification: NYLATRON MFR REF SINGLE MATERIAL RESPONSE FRICTION LINING
  • Width: 19.1 MILLIMETERS NOMINAL MM
  • Minor Thickness: 1.6 MILLIMETERS NOMINAL MM
  • Major Thickness: 9.5 MILLIMETERS NOMINAL MM
  • 2 verified cross-references
Applications
  • Applications requiring Plastic Polyhexamethylene Adipamide and Disulfide Molybdenum Friction Lining construction
General Description

The Lining,friction, cataloged under National Stock Number 3950-01-535-1839, is classified within Federal Supply Class 3950 (No Item Name Available) of the Materials Handling Equipment group. The primary manufacturer of record is Allied Systems Company Dba Allied Systems Co. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3950-01-535-1839
Primary Part Number50131
Item NameLining,friction
FSC / FSG3950 / 39 — No Item Name Available
ManufacturerAllied Systems Company Dba Allied Systems Co
StatusACTIVE
MaterialPLASTIC POLYHEXAMETHYLENE ADIPAMIDE AND DISULFIDE MOLYBDENUM FRICTION LINING
Lining StyleIRREGULAR
Material Document and ClassificationNYLATRON MFR REF SINGLE MATERIAL RESPONSE FRICTION LINING
Width19.1 MILLIMETERS NOMINAL MM
Minor Thickness1.6 MILLIMETERS NOMINAL MM
Major Thickness9.5 MILLIMETERS NOMINAL MM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
1560-00-124-360550131 INTERCHANGEABLE
Plunger Assembly,do
Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company
1040-00-388-694850131 INTERCHANGEABLE
Smoke Making Atomiz
Todd Combustion Inc
5940-00-878-388950131 INTERCHANGEABLE
Terminal Board
Wells Mfg Co
4820-01-193-4700B50117MEB/PA INTERCHANGEABLE
Guide,valve Stem
Hunt Valve Company, Inc.
4910-01-195-9965501-31-2 INTERCHANGEABLE
Bit,cylinder Boring
Rottler Manufacturing, Llc Dba Rottler Manufacturing
1015-01-423-690450131 INTERCHANGEABLE
Brush,cleaning,artillery
Atlanta Brush Co
4820-01-436-8093PRM2PP17K INTERCHANGEABLE
Valve,regulating,fluid Pressure
Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
5365-01-439-083650131 INTERCHANGEABLE
Spacer,special Shaped
Hendrickson Usa Llc
4130-01-503-936350131 INTERCHANGEABLE
Air Haps Vacuum
Dcm Clean Air Products, Inc.
6850-01-521-4937SUPER HEAVY DUTY DEGREASER INTERCHANGEABLE
Cleaner-Degreaser
Shamrocks Discount Janitors Supply Inc Div Shamrock's Discount Janitor Supply
Cross-Reference Index
Part NumberManufacturer
50131 PRIMARY Allied Systems Company Dba Allied Systems Co (USA)
47385 ITEM 25 Allied Systems Company Dba Allied Systems Co (USA)
Related Parts
1560-00-124-3605INTERCHANGEABLE
PLUNGER ASSEMBLY,DO
50131
1040-00-388-6948INTERCHANGEABLE
SMOKE MAKING ATOMIZ
50131
5940-00-878-3889INTERCHANGEABLE
TERMINAL BOARD
50131
4820-01-193-4700INTERCHANGEABLE
GUIDE,VALVE STEM
B50117MEB/PA
4910-01-195-9965INTERCHANGEABLE
BIT,CYLINDER BORING
501-31-2
1015-01-423-6904INTERCHANGEABLE
BRUSH,CLEANING,ARTILLERY
50131
4820-01-436-8093INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
PRM2PP17K
5365-01-439-0836INTERCHANGEABLE
SPACER,SPECIAL SHAPED
50131
4130-01-503-9363INTERCHANGEABLE
AIR HAPS VACUUM
50131
6850-01-521-4937INTERCHANGEABLE
CLEANER-DEGREASER
SUPER HEAVY DUTY DEGREASER
5945-01-549-9528INTERCHANGEABLE
RELAY,SOLID STATE
50131

Frequently Asked Questions

What is NSN 3950-01-535-1839?

NSN 3950-01-535-1839 is a Lining,friction, manufactured by Allied Systems Company Dba Allied Systems Co, classified under FSC 3950 (No Item Name Available). Status: active.

What are the part numbers for NSN 3950-01-535-1839?

NSN 3950-01-535-1839 has 2 cross-referenced part numbers: 50131 (Allied Systems Company Dba Allied Systems Co), 47385 ITEM 25 (Allied Systems Company Dba Allied Systems Co).

What NSN replaces 3950-01-535-1839?

There are 11 known substitutes for 3950-01-535-1839: 1560-00-124-3605, 1040-00-388-6948, 5940-00-878-3889 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 50131?

Key specifications for 50131: Overall Length: 38.1 MILLIMETERS NOMINAL MM; Special Features: MFR DWG-47312 REV F/47510 REV B; Part Name Assigned by Controlling Agency: NYLATRON, GRIP PAD; Material: PLASTIC POLYHEXAMETHYLENE ADIPAMIDE AND DISULFIDE MOLYBDENUM FRICTION LINING. 10 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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