PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

202SHeater,aircraft Engine Maintenan

Speeflo Mfg Corp · NSN 4920-00-571-3908 · FSC 4920 · No Item Name Available
Verified by PartsTable
NSN 4920-00-571-3908 — this item is cataloged by the U.S. Government under National Stock Number 4920-00-571-3908. Primary manufacturer part number: 202S.
Features
  • Heater,aircraft Engine Maintenan — FSC 4920
  • 1 verified cross-reference
  • Primary manufacturer: Speeflo Mfg Corp
Applications
  • Mechanical power generation
  • Drive system operation
  • Auxiliary equipment operation
General Description

The Heater,aircraft Engine Maintenan, cataloged under National Stock Number 4920-00-571-3908, is classified within Federal Supply Class 4920 (No Item Name Available) of the Maintenance and Repair Shop Equipment group. The primary manufacturer of record is Speeflo Mfg Corp. This item has 1 commercial cross-reference 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.

Technical Specifications
ParameterValue
NSN4920-00-571-3908
Primary Part Number202S
Item NameHeater,aircraft Engine Maintenan
FSC / FSG4920 / 49 — No Item Name Available
ManufacturerSpeeflo Mfg Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
3110-00-400-4407202KC4 INTERCHANGEABLE
Bearing,ball,annular
Timken Co Div the Timken Company
3110-00-554-33261202-1B1 INTERCHANGEABLE
Bearing,ball,annular
Schatz Bearing Corporation Dba Schatz Bearing Corp
5930-00-755-5961202S INTERCHANGEABLE
Switch,push
Switchcraft Inc.
3110-01-140-4337 INTERCHANGEABLE
Bearing,ball,annular
3110-01-201-3743202SD-U INTERCHANGEABLE
Bearing,ball,duplex
Skf Usa Inc.
5895-01-215-2079202S INTERCHANGEABLE
Detector,radio Frequency
Krytar, Inc. Dba Krytar Inc Div Krytar
5930-01-414-9853 INTERCHANGEABLE
Switch,rotary
Cross-Reference Index
Part NumberManufacturer
202S Speeflo Mfg Corp (USA)
Related Parts
3110-00-400-4407INTERCHANGEABLE
BEARING,BALL,ANNULAR
202KC4
3110-00-554-3326INTERCHANGEABLE
BEARING,BALL,ANNULAR
1202-1B1
5930-00-755-5961INTERCHANGEABLE
SWITCH,PUSH
202S
3110-01-140-4337INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-01-201-3743INTERCHANGEABLE
BEARING,BALL,DUPLEX
202SD-U
5895-01-215-2079INTERCHANGEABLE
DETECTOR,RADIO FREQUENCY
202S
5930-01-414-9853INTERCHANGEABLE
SWITCH,ROTARY

Frequently Asked Questions

What is NSN 4920-00-571-3908?

NSN 4920-00-571-3908 is a Heater,aircraft Engine Maintenan, manufactured by Speeflo Mfg Corp, classified under FSC 4920 (No Item Name Available). Status: active.

What are the part numbers for NSN 4920-00-571-3908?

NSN 4920-00-571-3908 has 1 cross-referenced part number: 202S (Speeflo Mfg Corp).

What NSN replaces 4920-00-571-3908?

There are 7 known substitutes for 4920-00-571-3908: 3110-00-400-4407, 3110-00-554-3326, 5930-00-755-5961 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 202S?

Key specifications for 202S: Part Name Assigned by Controlling Agency: HEATER,PAINT AUTOMA. 1 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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