PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

NAS843-4Plug,protective,dust and Moistur

National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use · NSN 5340-01-106-9897 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-106-9897 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-106-9897. Primary manufacturer part number: NAS843-4.
Features
  • Plug,protective,dust and Moistur — FSC 5340
  • Opening Inside Diameter for Which Designed: 0.200 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN
  • Tube Outside Diameter for Which Designed: 0.250 INCHES NOMINAL IN
  • Material Document and Classification: L-P-390, TYPE 1, CLASS L, GRADE 1 FED SPEC SINGLE MATERIAL RESPONSE
  • Overall Diameter: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
  • Features Provided: SHOULDER
  • Material: PLASTIC
  • Design Type: FRICTION
Applications
  • Applications requiring Plastic construction
General Description

The Plug,protective,dust and Moistur, cataloged under National Stock Number 5340-01-106-9897, 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 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-01-106-9897
Primary Part NumberNAS843-4
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
StatusCANCELLED
Opening Inside Diameter for Which Designed0.200 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN
Tube Outside Diameter for Which Designed0.250 INCHES NOMINAL IN
Material Document and ClassificationL-P-390, TYPE 1, CLASS L, GRADE 1 FED SPEC SINGLE MATERIAL RESPONSE
Overall Diameter0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
Features ProvidedSHOULDER
MaterialPLASTIC
Design TypeFRICTION
Lifecycle & Compliance
Acquisition StatusCANCELLED
Successor5340-01-086-2049
HAZMATNo
Unit of IssueEA
Verified Substitutes 11
No Item Name Available
5340-00-286-3506NAS834-117 SUCCESSOR
Cap-Plug,protective,dust and Moi
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5340-00-837-9408AS90376-A1-14R SUCCESSOR
Cap,protective,dust and Moisture
Sae International Dba Sae International
5340-01-043-7078NAS834-80 SUCCESSOR
Cap-Plug,protective,dust and Moi
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
Plug,protective,dust and Moistur
5340-01-217-2324NAS832-7 SUCCESSOR
Cap,protective,dust and Moisture
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
Plug,protective,dust and Moistur
Plug,protective,dust and Moistur
5340-01-183-0973NAS843-10 INTERCHANGEABLE
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 INTERCHANGEABLE
Plug,protective,dust and Moistur
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
Cross-Reference Index
Part NumberManufacturer
NAS847-8 National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
NAS843-4 PRIMARY 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
NAS847 National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
M5501/8-F3 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
SUCCESSOR 5340-01-086-2049 Plug,protective,dust and Moistur
5340-00-825-4587SUCCESSOR
NO ITEM NAME AVAILABLE
5340-00-286-3506SUCCESSOR
CAP-PLUG,PROTECTIVE,DUST AND MOI
NAS834-117
5340-00-837-9408SUCCESSOR
CAP,PROTECTIVE,DUST AND MOISTURE
AS90376-A1-14R
5340-01-043-7078SUCCESSOR
CAP-PLUG,PROTECTIVE,DUST AND MOI
NAS834-80
5340-01-217-2324SUCCESSOR
CAP,PROTECTIVE,DUST AND MOISTURE
NAS832-7
5340-01-306-5889SUCCESSOR
PLUG,PROTECTIVE,DUST AND MOISTUR
5340-01-314-3254SUCCESSOR
PLUG,PROTECTIVE,DUST AND MOISTUR
5340-01-183-0973INTERCHANGEABLE
PLUG,PROTECTIVE,DUST AND MOISTUR
NAS843-10
5340-01-306-1551INTERCHANGEABLE
PLUG,PROTECTIVE,DUST AND MOISTUR
NAS843-5
5340-01-313-8456INTERCHANGEABLE
PLUG,PROTECTIVE,DUST AND MOISTUR
NAS843-12

Frequently Asked Questions

What is NSN 5340-01-106-9897?

NSN 5340-01-106-9897 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: cancelled.

What are the part numbers for NSN 5340-01-106-9897?

NSN 5340-01-106-9897 has 5 cross-referenced part numbers: NAS847-8 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), NAS843-4 (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), NAS847 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), M5501/8-F3 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5340-01-106-9897?

There are 11 known substitutes for 5340-01-106-9897: 5340-00-825-4587, 5340-00-286-3506, 5340-00-837-9408 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of NAS843-4?

Key specifications for NAS843-4: Opening Inside Diameter for Which Designed: 0.200 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN; Tube Outside Diameter for Which Designed: 0.250 INCHES NOMINAL IN; Material Document and Classification: L-P-390, TYPE 1, CLASS L, GRADE 1 FED SPEC SINGLE MATERIAL RESPONSE; Overall Diameter: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5340-01-106-9897 still in active supply?

NSN 5340-01-106-9897 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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