PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

NAS843-8Plug,protective,dust and Moistur

National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use · NSN 5340-01-086-2049 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-086-2049 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-086-2049. Primary manufacturer part number: NAS843-8.
Features
  • Plug,protective,dust and Moistur — FSC 5340
  • Material: PLASTIC
  • Material Document and Classification: L-P-390, TYPE 1, CLASS L FED SPEC SINGLE MATERIAL RESPONSE
  • Features Provided: SHOULDER
  • Overall Diameter: 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
  • Design Type: FRICTION
  • Opening Inside Diameter for Which Designed: 0.459 INCHES MINIMUM AND 0.479 INCHES MAXIMUM IN
  • 4 verified cross-references
Applications
  • Applications requiring Plastic construction
General Description

The Plug,protective,dust and Moistur, cataloged under National Stock Number 5340-01-086-2049, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-01-086-2049
Primary Part NumberNAS843-8
Item NamePlug,protective,dust and Moistur
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerNational Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
StatusACTIVE
MaterialPLASTIC
Material Document and ClassificationL-P-390, TYPE 1, CLASS L FED SPEC SINGLE MATERIAL RESPONSE
Features ProvidedSHOULDER
Overall Diameter0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
Design TypeFRICTION
Opening Inside Diameter for Which Designed0.459 INCHES MINIMUM AND 0.479 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 6
5340-01-106-9897NAS843-4 SUCCESSOR
Plug,protective,dust and Moistur
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5340-01-183-0973NAS843-10 SUCCESSOR
Plug,protective,dust and Moistur
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5340-01-306-1551NAS843-5 SUCCESSOR
Plug,protective,dust and Moistur
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5340-01-313-8456NAS843-12 SUCCESSOR
Plug,protective,dust and Moistur
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5340-01-306-5889 INTERCHANGEABLE
Plug,protective,dust and Moistur
5340-01-314-3254 INTERCHANGEABLE
Plug,protective,dust and Moistur
Cross-Reference Index
Part NumberManufacturer
NAS843-8 National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
MIL-C-5501/8 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M5501/8-F6 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
88-20024-5 Department of Defense Project Manager-Mobile Electric Power (USA)
Related Parts
5340-01-106-9897SUCCESSOR
PLUG,PROTECTIVE,DUST AND MOISTUR
NAS843-4
5340-01-183-0973SUCCESSOR
PLUG,PROTECTIVE,DUST AND MOISTUR
NAS843-10
5340-01-306-1551SUCCESSOR
PLUG,PROTECTIVE,DUST AND MOISTUR
NAS843-5
5340-01-313-8456SUCCESSOR
PLUG,PROTECTIVE,DUST AND MOISTUR
NAS843-12
5340-01-306-5889INTERCHANGEABLE
PLUG,PROTECTIVE,DUST AND MOISTUR
5340-01-314-3254INTERCHANGEABLE
PLUG,PROTECTIVE,DUST AND MOISTUR

Frequently Asked Questions

What is NSN 5340-01-086-2049?

NSN 5340-01-086-2049 is a Plug,protective,dust and Moistur, manufactured by National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-086-2049?

NSN 5340-01-086-2049 has 4 cross-referenced part numbers: NAS843-8 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), MIL-C-5501/8 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M5501/8-F6 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 88-20024-5 (Department of Defense Project Manager-Mobile Electric Power).

What NSN replaces 5340-01-086-2049?

There are 6 known substitutes for 5340-01-086-2049: 5340-01-106-9897, 5340-01-183-0973, 5340-01-306-1551 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of NAS843-8?

Key specifications for NAS843-8: Material: PLASTIC; Material Document and Classification: L-P-390, TYPE 1, CLASS L FED SPEC SINGLE MATERIAL RESPONSE; Features Provided: SHOULDER; Overall Diameter: 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN. 6 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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