PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50129Lining,friction

Allied Systems Company Dba Allied Systems Co · NSN 3950-01-535-1848 · FSC 3950 · No Item Name Available
Verified by PartsTable
NSN 3950-01-535-1848 — this item is cataloged by the U.S. Government under National Stock Number 3950-01-535-1848. Primary manufacturer part number: 50129.
Features
  • Lining,friction — FSC 3950
  • Width: 31.8 MILLIMETERS NOMINAL MM
  • Minor Radius: 6.4 MILLIMETERS NOMINAL MM
  • Lining Style: IRREGULAR
  • Material: PLASTIC POLYHEXAMETHYLENE ADIPAMIDE AND DISULFIDE MOLYBDENUM FRICTION LINING
  • Material Document and Classification: NYLATRON MFR REF SINGLE MATERIAL RESPONSE FRICTION LINING
  • Thickness: 14.3 MILLIMETERS NOMINAL MM
  • Radius: 15.9 MILLIMETERS NOMINAL MM
Applications
  • Applications requiring Plastic Polyhexamethylene Adipamide and Disulfide Molybdenum Friction Lining construction
General Description

The Lining,friction, cataloged under National Stock Number 3950-01-535-1848, 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 7 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
NSN3950-01-535-1848
Primary Part Number50129
Item NameLining,friction
FSC / FSG3950 / 39 — No Item Name Available
ManufacturerAllied Systems Company Dba Allied Systems Co
StatusACTIVE
Width31.8 MILLIMETERS NOMINAL MM
Minor Radius6.4 MILLIMETERS NOMINAL MM
Lining StyleIRREGULAR
MaterialPLASTIC POLYHEXAMETHYLENE ADIPAMIDE AND DISULFIDE MOLYBDENUM FRICTION LINING
Material Document and ClassificationNYLATRON MFR REF SINGLE MATERIAL RESPONSE FRICTION LINING
Thickness14.3 MILLIMETERS NOMINAL MM
Radius15.9 MILLIMETERS NOMINAL MM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5950-00-136-637155-0260-1 INTERCHANGEABLE
Transformer,power Autotransforme
Grimes Aerospace Company
3010-00-569-840050129 INTERCHANGEABLE
Coupling,shaft,rigid
Parker Hannifin Corporation Div Hydraulic Systems Division
5330-00-579-685750129-1 INTERCHANGEABLE
Packing with Retainer
Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp
5330-00-599-512049407 INTERCHANGEABLE
Seal,plain Encased
Dana Automotive Systems Group, Llc Dba Dana Sealing Products
2530-00-947-369950129 INTERCHANGEABLE
Cap,grease
Aerol Llc
3455-00-953-1270 INTERCHANGEABLE
File,rotary
5963-01-026-7493 INTERCHANGEABLE
Electronic Module,standardized
1680-01-152-6265 INTERCHANGEABLE
Tiltbase Assembly,seat
5307-01-530-985850129 INTERCHANGEABLE
Stud,continuous Thread
Flowserve Inc
6685-01-652-5276DMNA02F53RA3 INTERCHANGEABLE
Thermometer,indicating,resistanc
Reotemp Instrument Corporation
Cross-Reference Index
Part NumberManufacturer
47385 ITEM 23 Allied Systems Company Dba Allied Systems Co (USA)
50129 PRIMARY Allied Systems Company Dba Allied Systems Co (USA)
Related Parts
5950-00-136-6371INTERCHANGEABLE
TRANSFORMER,POWER AUTOTRANSFORME
55-0260-1
3010-00-569-8400INTERCHANGEABLE
COUPLING,SHAFT,RIGID
50129
5330-00-579-6857INTERCHANGEABLE
PACKING WITH RETAINER
50129-1
5330-00-599-5120INTERCHANGEABLE
SEAL,PLAIN ENCASED
49407
2530-00-947-3699INTERCHANGEABLE
CAP,GREASE
50129
3455-00-953-1270INTERCHANGEABLE
FILE,ROTARY
5963-01-026-7493INTERCHANGEABLE
ELECTRONIC MODULE,STANDARDIZED
1680-01-152-6265INTERCHANGEABLE
TILTBASE ASSEMBLY,SEAT
5307-01-530-9858INTERCHANGEABLE
STUD,CONTINUOUS THREAD
50129
6685-01-652-5276INTERCHANGEABLE
THERMOMETER,INDICATING,RESISTANC
DMNA02F53RA3
6685-01-652-5278INTERCHANGEABLE
THERMOMETER,INDICATING,RESISTANC
DMCA05F53RA3

Frequently Asked Questions

What is NSN 3950-01-535-1848?

NSN 3950-01-535-1848 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 3950-01-535-1848?

NSN 3950-01-535-1848 has 2 cross-referenced part numbers: 47385 ITEM 23 (Allied Systems Company Dba Allied Systems Co), 50129 (Allied Systems Company Dba Allied Systems Co).

What NSN replaces 3950-01-535-1848?

There are 11 known substitutes for 3950-01-535-1848: 5950-00-136-6371, 3010-00-569-8400, 5330-00-579-6857 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 50129?

Key specifications for 50129: Width: 31.8 MILLIMETERS NOMINAL MM; Special Features: MFR DWG-47312 REV F/47510 REV B; Part Name Assigned by Controlling Agency: NYLATRON PAD; Minor Radius: 6.4 MILLIMETERS NOMINAL MM. 11 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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