PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

243-1013Boot,dust and Moisture Seal

Knight Trailer Co Inc · NSN 5340-01-344-0626 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-344-0626 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-344-0626. Primary manufacturer part number: 243-1013.
Features
  • Boot,dust and Moisture Seal — FSC 5340
  • Style Designator: THRU-HOLE, EXPANDABLE
  • Material: RUBBER BODY
  • Material Thickness: 1.5 MILLIMETERS NOMINAL MM
  • 3 verified cross-references
  • Primary manufacturer: Knight Trailer Co Inc
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Body construction
General Description

The Boot,dust and Moisture Seal, cataloged under National Stock Number 5340-01-344-0626, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Knight Trailer Co Inc. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-01-344-0626
Primary Part Number243-1013
Item NameBoot,dust and Moisture Seal
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerKnight Trailer Co Inc
StatusACTIVE
Style DesignatorTHRU-HOLE, EXPANDABLE
MaterialRUBBER BODY
Material Thickness1.5 MILLIMETERS NOMINAL MM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 7
Power Supply
4320-00-195-5615 INTERCHANGEABLE
Pump,rotary
5935-00-801-93784-10-152 INTERCHANGEABLE
Connector,plug,electrical
Ted Manufacturing Corp Div Ted Manufacturing Corporation
5950-00-937-0783SM-B-528676 INTERCHANGEABLE
Transformer,audio Frequency
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
6685-01-059-50605037-1 INTERCHANGEABLE
Indicator,differential Pressure
Bahr Machine Company Inc Dba Bahr Machine Co
5355-01-176-786250371 INTERCHANGEABLE
Knob
Wells Mfg Co
4510-01-195-448250371 INTERCHANGEABLE
Trap,drain,plumbing Fixture
Nch Corporation Dba Nch Corp
Cross-Reference Index
Part NumberManufacturer
50371 Imt Partnership Dba Imt Defence (CAN)
KG11488 Knight Trailer Co Inc (CAN)
243-1013 PRIMARY Knight Trailer Co Inc (CAN)
Related Parts
6130-01-335-1716SUCCESSOR
POWER SUPPLY
4320-00-195-5615INTERCHANGEABLE
PUMP,ROTARY
5935-00-801-9378INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
4-10-152
5950-00-937-0783INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
SM-B-528676
6685-01-059-5060INTERCHANGEABLE
INDICATOR,DIFFERENTIAL PRESSURE
5037-1
5355-01-176-7862INTERCHANGEABLE
KNOB
50371
4510-01-195-4482INTERCHANGEABLE
TRAP,DRAIN,PLUMBING FIXTURE
50371

Frequently Asked Questions

What is NSN 5340-01-344-0626?

NSN 5340-01-344-0626 is a Boot,dust and Moisture Seal, manufactured by Knight Trailer Co Inc, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-344-0626?

NSN 5340-01-344-0626 has 3 cross-referenced part numbers: 50371 (Imt Partnership Dba Imt Defence), KG11488 (Knight Trailer Co Inc), 243-1013 (Knight Trailer Co Inc).

What NSN replaces 5340-01-344-0626?

There are 7 known substitutes for 5340-01-344-0626: 6130-01-335-1716, 4320-00-195-5615, 5935-00-801-9378 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 243-1013?

Key specifications for 243-1013: Style Designator: THRU-HOLE, EXPANDABLE; Material: RUBBER BODY; Overall Height: 128.0 MILLIMETERS NOMINAL MM; Material Thickness: 1.5 MILLIMETERS NOMINAL MM. 4 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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