PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

101019Cap,protective,dust and Moisture

American Turbo Systems Inc · NSN 5340-01-137-7231 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-137-7231 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-137-7231. Primary manufacturer part number: 101019.
Features
  • Cap,protective,dust and Moisture — FSC 5340
  • Tube Outside Diameter for Which Designed: 3.355 INCHES MINIMUM AND 3.375 INCHES MAXIMUM IN
  • Surface Treatment: CHROMATE
  • Inside Diameter Length: 0.980 INCHES NOMINAL IN
  • Design Type: FRICTION
  • Round Cap Outside Surface Condition: SMOOTH
  • Material: ALUMINUM ALLOY
  • Material Document and Classification: CAGE 51913, 101019-2, A356 MFR REF SINGLE MATERIAL RESPONSE
Applications
  • Applications requiring Aluminum Alloy construction
General Description

The Cap,protective,dust and Moisture, cataloged under National Stock Number 5340-01-137-7231, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is American Turbo Systems Inc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-01-137-7231
Primary Part Number101019
Item NameCap,protective,dust and Moisture
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerAmerican Turbo Systems Inc
StatusACTIVE
Tube Outside Diameter for Which Designed3.355 INCHES MINIMUM AND 3.375 INCHES MAXIMUM IN
Surface TreatmentCHROMATE
Inside Diameter Length0.980 INCHES NOMINAL IN
Design TypeFRICTION
Round Cap Outside Surface ConditionSMOOTH
MaterialALUMINUM ALLOY
Material Document and ClassificationCAGE 51913, 101019-2, A356 MFR REF SINGLE MATERIAL RESPONSE
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor6130-01-547-9146 (101.019)
HAZMATNo
Unit of IssueEA
Verified Substitutes 12
6130-01-547-9146101.019 SUCCESSOR
Power Supply
International Met Systems Inc Dba Intermet Systems
5305-00-010-1019 INTERCHANGEABLE
Screw,machine
5920-00-199-9498 INTERCHANGEABLE
Fuse,cartridge
5342-00-422-2880 INTERCHANGEABLE
Bracket,channel
5895-00-531-5446101019 INTERCHANGEABLE
Coder Module Subass
Bae Systems Information and Electronic Systems Integration Inc.
5315-00-538-1196XA-379 INTERCHANGEABLE
Pin,straight,headless
Saf-Holland, Inc.
5310-00-685-3622NAS679A06W INTERCHANGEABLE
Nut,self-Locking,hexagon
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5985-00-873-9293A2140636-1 INTERCHANGEABLE
Line Section,radio Frequency Tra
L3harris Technologies, Inc.
5305-01-147-6686 INTERCHANGEABLE
Setscrew
5330-01-399-7328SKB-465 ITEM X71 INTERCHANGEABLE
Retainer,packing
Coffin Turbo Pump Inc
Cross-Reference Index
Part NumberManufacturer
101019 Walker Power Systems, Inc. Dba Tiernay Turbines (USA)
101019 PRIMARY American Turbo Systems Inc (USA)
Related Parts
SUCCESSOR 6130-01-547-9146 Power Supply · 101.019
5305-00-010-1019INTERCHANGEABLE
SCREW,MACHINE
5920-00-199-9498INTERCHANGEABLE
FUSE,CARTRIDGE
5342-00-422-2880INTERCHANGEABLE
BRACKET,CHANNEL
5895-00-531-5446INTERCHANGEABLE
CODER MODULE SUBASS
101019
5315-00-538-1196INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
XA-379
5310-00-685-3622INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
NAS679A06W
5985-00-873-9293INTERCHANGEABLE
LINE SECTION,RADIO FREQUENCY TRA
A2140636-1
5305-01-147-6686INTERCHANGEABLE
SETSCREW
5330-01-399-7328INTERCHANGEABLE
RETAINER,PACKING
SKB-465 ITEM X71
4940-01-504-5270INTERCHANGEABLE
PAN,DRIP
PB3C-10
9535-01-597-5811INTERCHANGEABLE
PLATE,METAL
101019

Frequently Asked Questions

What is NSN 5340-01-137-7231?

NSN 5340-01-137-7231 is a Cap,protective,dust and Moisture, manufactured by American Turbo Systems Inc, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-137-7231?

NSN 5340-01-137-7231 has 2 cross-referenced part numbers: 101019 (Walker Power Systems, Inc. Dba Tiernay Turbines), 101019 (American Turbo Systems Inc).

What NSN replaces 5340-01-137-7231?

There are 12 known substitutes for 5340-01-137-7231: 6130-01-547-9146, 5305-00-010-1019, 5920-00-199-9498 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 101019?

Key specifications for 101019: Tube Outside Diameter for Which Designed: 3.355 INCHES MINIMUM AND 3.375 INCHES MAXIMUM IN; Surface Treatment: CHROMATE; Inside Diameter Length: 0.980 INCHES NOMINAL IN; Design Type: FRICTION. 8 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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