PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SM71-236Cap,protective,dust and Moisture

General Dynamics Land Systems Inc. · NSN 5340-00-837-8375 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-00-837-8375 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-837-8375. Primary manufacturer part number: SM71-236.
Features
  • Cap,protective,dust and Moisture — FSC 5340
  • Connector Nominal Thread Size for Which Designed: 2.250 INCHES IN
  • Overall Diameter: 2.500 INCHES NOMINAL IN
  • Round Cap Outside Surface Condition: SMOOTH
  • Inside Diameter Length: 0.625 INCHES NOMINAL IN
  • Material: PLASTIC
  • Design Type: FRICTION
  • 4 verified cross-references
Applications
  • Applications requiring Plastic construction
General Description

The Cap,protective,dust and Moisture, cataloged under National Stock Number 5340-00-837-8375, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is General Dynamics Land Systems Inc.. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5340-00-837-8375
Primary Part NumberSM71-236
Item NameCap,protective,dust and Moisture
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerGeneral Dynamics Land Systems Inc.
StatusCANCELLED
Connector Nominal Thread Size for Which Designed2.250 INCHES IN
Overall Diameter2.500 INCHES NOMINAL IN
Round Cap Outside Surface ConditionSMOOTH
Inside Diameter Length0.625 INCHES NOMINAL IN
MaterialPLASTIC
Design TypeFRICTION
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
5330-01-289-44297034500 INTERCHANGEABLE
Gasket
Alfa Laval Inc
6150-01-595-4890522599 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Navy, United States Department of the Dba Space & Naval Warfare Systems Center, Atlantic
Cross-Reference Index
Part NumberManufacturer
SM71-236 PRIMARY General Dynamics Land Systems Inc. (USA)
522599 Teledyne Brown Engineering, Inc. Dba Teledyne Turbine Engines Div Teledyne Turbine Engines (USA)
EC36 Protective Closures Co Inc (USA)
EC36 PRIMARY Caplugs Llc Dba Mokon Div Caplugs (USA)
Related Parts
5330-01-289-4429INTERCHANGEABLE
GASKET
7034500
6150-01-595-4890INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
522599

Frequently Asked Questions

What is NSN 5340-00-837-8375?

NSN 5340-00-837-8375 is a Cap,protective,dust and Moisture, manufactured by General Dynamics Land Systems Inc., classified under FSC 5340 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5340-00-837-8375?

NSN 5340-00-837-8375 has 4 cross-referenced part numbers: SM71-236 (General Dynamics Land Systems Inc.), 522599 (Teledyne Brown Engineering, Inc. Dba Teledyne Turbine Engines Div Teledyne Turbine Engines), EC36 (Protective Closures Co Inc), EC36 (Caplugs Llc Dba Mokon Div Caplugs).

What NSN replaces 5340-00-837-8375?

There are 2 known substitutes for 5340-00-837-8375: 5330-01-289-4429, 6150-01-595-4890. Verify interchangeability with system specifications before substitution.

What are the specifications of SM71-236?

Key specifications for SM71-236: Connector Nominal Thread Size for Which Designed: 2.250 INCHES IN; Overall Diameter: 2.500 INCHES NOMINAL IN; Round Cap Outside Surface Condition: SMOOTH; Inside Diameter Length: 0.625 INCHES NOMINAL IN. 6 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5340-00-837-8375 still in active supply?

NSN 5340-00-837-8375 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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