PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SIZE45ACap-Plug,protective,dust and Moi

Caplugs Llc Dba Mokon Div Caplugs · NSN 5340-00-298-9112 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-00-298-9112 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-298-9112. Primary manufacturer part number: SIZE45A.
Features
  • Cap-Plug,protective,dust and Moi — FSC 5340
  • Material: PLASTIC
  • Open End Inside Diameter: 2.922 INCHES NOMINAL IN
  • Closed End Overall Diameter: 2.720 INCHES NOMINAL IN
  • Length Under Shoulder: 1.000 INCHES NOMINAL IN
  • 8 verified cross-references
  • Primary manufacturer: Caplugs Llc Dba Mokon Div Caplugs
Applications
  • Applications requiring Plastic construction
General Description

The Cap-Plug,protective,dust and Moi, cataloged under National Stock Number 5340-00-298-9112, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Caplugs Llc Dba Mokon Div Caplugs. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-00-298-9112
Primary Part NumberSIZE45A
Item NameCap-Plug,protective,dust and Moi
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerCaplugs Llc Dba Mokon Div Caplugs
StatusACTIVE
MaterialPLASTIC
Open End Inside Diameter2.922 INCHES NOMINAL IN
Closed End Overall Diameter2.720 INCHES NOMINAL IN
Length Under Shoulder1.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 9
5996-00-248-9081SC-D-68458 INTERCHANGEABLE
Amplifier,audio Frequency
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
6220-00-299-58411008229-1 INTERCHANGEABLE
Light,marker,clearance
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5342-00-344-4169100-013-655 INTERCHANGEABLE
Bracket,cable Terminal
Lucent Technologies Inc Corporate Headquarters
5935-00-402-1439 INTERCHANGEABLE
Connector,plug,electrical
1005-00-731-036145A INTERCHANGEABLE
Barrel Assy
Colt's Manufacturing Company, Llc
6850-00-974-3738 INTERCHANGEABLE
Calibrating Oil
6350-01-113-897445A INTERCHANGEABLE
Horn,signal
S C P Global Technologies Inc. Dba S C P Global Technologies
4730-01-187-805145A INTERCHANGEABLE
Adapter,straight,flange to Pipe
Victaulic Company of America Inc Dba Victaulic Company of America
9905-01-684-789245A INTERCHANGEABLE
Reflector,indicating,clearance
Truck-Lite Co., Llc
Cross-Reference Index
Part NumberManufacturer
SIZE45A Caplugs Llc Dba Mokon Div Caplugs (USA)
M5501/7-F49 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
NAS834-276 National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
8851128 Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Us Army Research, Development and Engineering Command Armament (USA)
MIL-C-5501F Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
5340PL0802760 Jednolity Indeks Materialowy - Uniform Material Index (POL)
45A Protective Closures Co Inc (USA)
9891-091PC7 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
Related Parts
5996-00-248-9081INTERCHANGEABLE
AMPLIFIER,AUDIO FREQUENCY
SC-D-68458
6220-00-299-5841INTERCHANGEABLE
LIGHT,MARKER,CLEARANCE
1008229-1
5342-00-344-4169INTERCHANGEABLE
BRACKET,CABLE TERMINAL
100-013-655
5935-00-402-1439INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
1005-00-731-0361INTERCHANGEABLE
BARREL ASSY
45A
6850-00-974-3738INTERCHANGEABLE
CALIBRATING OIL
6350-01-113-8974INTERCHANGEABLE
HORN,SIGNAL
45A
4730-01-187-8051INTERCHANGEABLE
ADAPTER,STRAIGHT,FLANGE TO PIPE
45A
9905-01-684-7892INTERCHANGEABLE
REFLECTOR,INDICATING,CLEARANCE
45A

Frequently Asked Questions

What is NSN 5340-00-298-9112?

NSN 5340-00-298-9112 is a Cap-Plug,protective,dust and Moi, manufactured by Caplugs Llc Dba Mokon Div Caplugs, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-00-298-9112?

NSN 5340-00-298-9112 has 8 cross-referenced part numbers: SIZE45A (Caplugs Llc Dba Mokon Div Caplugs), M5501/7-F49 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), NAS834-276 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), 8851128 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Us Army Research, Development and Engineering Command Armament), MIL-C-5501F (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 3 more.

What NSN replaces 5340-00-298-9112?

There are 9 known substitutes for 5340-00-298-9112: 5996-00-248-9081, 6220-00-299-5841, 5342-00-344-4169 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SIZE45A?

Key specifications for SIZE45A: Material: PLASTIC; Open End Inside Diameter: 2.922 INCHES NOMINAL IN; Closed End Overall Diameter: 2.720 INCHES NOMINAL IN; Length Under Shoulder: 1.000 INCHES NOMINAL IN. 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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