PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-C-5501/11Cap,protective,dust and Moisture

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5340-01-210-0511 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-210-0511 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-210-0511. Primary manufacturer part number: MIL-C-5501/11.
Features
  • Cap,protective,dust and Moisture — FSC 5340
  • Material Document and Classification: L-P-390, TYPE 1, CLASS L, GRADE 1 OR GRADE 2 FED SPEC SINGLE MATERIAL RESPONSE
  • Material: PLASTIC
  • Thread Class: 3B
  • Thread Size and Series/type Designator: 1 5/8-12 UN
  • Inside Diameter Length: 0.880 INCHES MINIMUM AND 0.940 INCHES MAXIMUM IN
  • Overall Diameter: 1.780 INCHES MINIMUM AND 1.840 INCHES MAXIMUM IN
  • Design Type: THREADED
Applications
  • Applications requiring Plastic construction
General Description

The Cap,protective,dust and Moisture, cataloged under National Stock Number 5340-01-210-0511, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 8 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-01-210-0511
Primary Part NumberMIL-C-5501/11
Item NameCap,protective,dust and Moisture
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Material Document and ClassificationL-P-390, TYPE 1, CLASS L, GRADE 1 OR GRADE 2 FED SPEC SINGLE MATERIAL RESPONSE
MaterialPLASTIC
Thread Class3B
Thread Size and Series/type Designator1 5/8-12 UN
Inside Diameter Length0.880 INCHES MINIMUM AND 0.940 INCHES MAXIMUM IN
Overall Diameter1.780 INCHES MINIMUM AND 1.840 INCHES MAXIMUM IN
Design TypeTHREADED
Round Cap Outside Surface ConditionRIBBED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 12
5340-00-515-0525NAS832-3 SUCCESSOR
Cap,protective,dust and Moisture
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5340-00-664-0671NAS832-6 SUCCESSOR
Cap,protective,dust and Moisture
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5340-00-727-4774NAS832-5 SUCCESSOR
Cap,protective,dust and Moisture
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5340-00-727-4779CD16 SUCCESSOR
Cap,protective,dust and Moisture
Caplugs Llc Dba Mokon Div Caplugs
5340-01-097-8276NAS832-10 SUCCESSOR
Cap,protective,dust and Moisture
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5340-01-097-8277NAS832-8 SUCCESSOR
Cap,protective,dust and Moisture
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5340-01-183-0976NAS832-18 SUCCESSOR
Cap,protective,dust and Moisture
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5340-01-206-5372NAS832-9 SUCCESSOR
Cap,protective,dust and Moisture
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
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
5340-00-598-6656 INTERCHANGEABLE
Cap,protective,dust and Moisture
Cross-Reference Index
Part NumberManufacturer
MIL-C-5501/11 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
NAS832-20 National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
M5501/11-F17 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5340-00-515-0525SUCCESSOR
CAP,PROTECTIVE,DUST AND MOISTURE
NAS832-3
5340-00-664-0671SUCCESSOR
CAP,PROTECTIVE,DUST AND MOISTURE
NAS832-6
5340-00-727-4774SUCCESSOR
CAP,PROTECTIVE,DUST AND MOISTURE
NAS832-5
5340-00-727-4779SUCCESSOR
CAP,PROTECTIVE,DUST AND MOISTURE
CD16
5340-01-097-8276SUCCESSOR
CAP,PROTECTIVE,DUST AND MOISTURE
NAS832-10
5340-01-097-8277SUCCESSOR
CAP,PROTECTIVE,DUST AND MOISTURE
NAS832-8
5340-01-183-0976SUCCESSOR
CAP,PROTECTIVE,DUST AND MOISTURE
NAS832-18
5340-01-206-5372SUCCESSOR
CAP,PROTECTIVE,DUST AND MOISTURE
NAS832-9
5340-01-217-2324SUCCESSOR
CAP,PROTECTIVE,DUST AND MOISTURE
NAS832-7
5340-00-598-6656INTERCHANGEABLE
CAP,PROTECTIVE,DUST AND MOISTURE
5340-01-082-3004INTERCHANGEABLE
CAP,PROTECTIVE,DUST AND MOISTURE
5340-01-167-9314INTERCHANGEABLE
CAP,PROTECTIVE,DUST AND MOISTURE

Frequently Asked Questions

What is NSN 5340-01-210-0511?

NSN 5340-01-210-0511 is a Cap,protective,dust and Moisture, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-210-0511?

NSN 5340-01-210-0511 has 3 cross-referenced part numbers: MIL-C-5501/11 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), NAS832-20 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), M5501/11-F17 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5340-01-210-0511?

There are 12 known substitutes for 5340-01-210-0511: 5340-00-515-0525, 5340-00-664-0671, 5340-00-727-4774 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-C-5501/11?

Key specifications for MIL-C-5501/11: Material Document and Classification: L-P-390, TYPE 1, CLASS L, GRADE 1 OR GRADE 2 FED SPEC SINGLE MATERIAL RESPONSE; Material: PLASTIC; Thread Class: 3B; Thread Size and Series/type Designator: 1 5/8-12 UN. 8 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com