PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

52874Boot,dust and Moisture Seal

Aerol Llc · NSN 5340-00-205-5944 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-00-205-5944 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-205-5944. Primary manufacturer part number: 52874.
Features
  • Boot,dust and Moisture Seal — FSC 5340
  • Style Designator: THRU-HOLE, EXPANDABLE
  • Hazardous Locations/environmental Protection: ABRASION RESISTANT AND FUEL RESISTANT
  • Opening Inside Diameter: 4.560 INCHES MINIMUM AND 4.620 INCHES MAXIMUM IN
  • 1 verified cross-reference
  • Primary manufacturer: Aerol Llc
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Boot,dust and Moisture Seal, cataloged under National Stock Number 5340-00-205-5944, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Aerol Llc. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-00-205-5944
Primary Part Number52874
Item NameBoot,dust and Moisture Seal
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerAerol Llc
StatusACTIVE
Style DesignatorTHRU-HOLE, EXPANDABLE
Hazardous Locations/environmental ProtectionABRASION RESISTANT AND FUEL RESISTANT
Opening Inside Diameter4.560 INCHES MINIMUM AND 4.620 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 2
3110-00-763-0259L68149 INTERCHANGEABLE
Cone and Rollers,tapered Roller
The Timken Corporation
4730-01-090-3373KC159-6DJ INTERCHANGEABLE
Flange,pipe
John F Kennedy Space Center Dba Nasa Div Kennedy Space Center
Cross-Reference Index
Part NumberManufacturer
52874 PRIMARY Aerol Llc (USA)
Related Parts
3110-00-763-0259INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
L68149
4730-01-090-3373INTERCHANGEABLE
FLANGE,PIPE
KC159-6DJ

Frequently Asked Questions

What is NSN 5340-00-205-5944?

NSN 5340-00-205-5944 is a Boot,dust and Moisture Seal, manufactured by Aerol Llc, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-00-205-5944?

NSN 5340-00-205-5944 has 1 cross-referenced part number: 52874 (Aerol Llc).

What NSN replaces 5340-00-205-5944?

There are 2 known substitutes for 5340-00-205-5944: 3110-00-763-0259, 4730-01-090-3373. Verify interchangeability with system specifications before substitution.

What are the specifications of 52874?

Key specifications for 52874: Style Designator: THRU-HOLE, EXPANDABLE; Hazardous Locations/environmental Protection: ABRASION RESISTANT AND FUEL RESISTANT; Opening Inside Diameter: 4.560 INCHES MINIMUM AND 4.620 INCHES MAXIMUM IN. 3 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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