PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8519ITEM42Cap,filler Opening

Smith Meter Inc Parts Opn · NSN 5340-00-399-1316 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-00-399-1316 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-399-1316. Primary manufacturer part number: 8519ITEM42.
Features
  • Cap,filler Opening — FSC 5340
  • Thread Length: 0.562 INCHES NOMINAL IN
  • Material: ALUMINUM ALLOY OVERALL
  • Surface Treatment: PAINT OVERALL
  • Style Designator: CIRCULAR TYPE THREADED INTERNAL
  • Thread Quantity: 8 PER INCH
  • System for Which Designed: NONPRESSURIZED
  • Accommodation Type: HANDLE END GRIPPING
Applications
  • Applications requiring Aluminum Alloy Overall construction
General Description

The Cap,filler Opening, cataloged under National Stock Number 5340-00-399-1316, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Smith Meter Inc Parts Opn. Government technical data includes 12 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-00-399-1316
Primary Part Number8519ITEM42
Item NameCap,filler Opening
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerSmith Meter Inc Parts Opn
StatusACTIVE
Thread Length0.562 INCHES NOMINAL IN
MaterialALUMINUM ALLOY OVERALL
Surface TreatmentPAINT OVERALL
Style DesignatorCIRCULAR TYPE THREADED INTERNAL
Thread Quantity8 PER INCH
System for Which DesignedNONPRESSURIZED
Accommodation TypeHANDLE END GRIPPING
Thread Series DesignatorUN
Thread Diameter3.000 INCHES NOMINAL IN
ColorOLIVE DRAB
Thread Pitch Diameters+2.9188 TO 2.9299 INCHES IN
Outside Diameter3.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor5306-00-100-6823
HAZMATNo
Unit of IssueEA
Verified Substitutes 9
Bolt,machine
4710-01-012-598925137 INTERCHANGEABLE
Tube Assembly,metal
Williams International Co., L.l.c.
5998-01-040-364125137 INTERCHANGEABLE
Circuit Card Assembly
Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit
9540-01-071-3514 INTERCHANGEABLE
Beam,structural
9540-01-071-3527 INTERCHANGEABLE
Beam,structural
9540-01-071-8857 INTERCHANGEABLE
Beam,structural
5865-01-201-639025137 INTERCHANGEABLE
Coupler,radar Receiver
Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq
3040-01-265-321066721 INTERCHANGEABLE
Parts Kit,linear Actuating Cylin
Aerial Specialists Inc. Dba Aerialspecialists.com
4730-01-630-8722 INTERCHANGEABLE
Adapter,fitting,lubrication
Cross-Reference Index
Part NumberManufacturer
8519ITEM42 PRIMARY Smith Meter Inc Parts Opn (USA)
25137AB Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp. (USA)
8512ITEM60 PRIMARY Smith Meter Inc Parts Opn (USA)
25137 Smith Meter Inc Parts Opn (USA)
8517ITEM42 PRIMARY Smith Meter Inc Parts Opn (USA)
Related Parts
SUCCESSOR 5306-00-100-6823 Bolt,machine
4710-01-012-5989INTERCHANGEABLE
TUBE ASSEMBLY,METAL
25137
5998-01-040-3641INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
25137
9540-01-071-3514INTERCHANGEABLE
BEAM,STRUCTURAL
9540-01-071-3527INTERCHANGEABLE
BEAM,STRUCTURAL
9540-01-071-8857INTERCHANGEABLE
BEAM,STRUCTURAL
5865-01-201-6390INTERCHANGEABLE
COUPLER,RADAR RECEIVER
25137
3040-01-265-3210INTERCHANGEABLE
PARTS KIT,LINEAR ACTUATING CYLIN
66721
4730-01-630-8722INTERCHANGEABLE
ADAPTER,FITTING,LUBRICATION

Frequently Asked Questions

What is NSN 5340-00-399-1316?

NSN 5340-00-399-1316 is a Cap,filler Opening, manufactured by Smith Meter Inc Parts Opn, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-00-399-1316?

NSN 5340-00-399-1316 has 5 cross-referenced part numbers: 8519ITEM42 (Smith Meter Inc Parts Opn), 25137AB (Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.), 8512ITEM60 (Smith Meter Inc Parts Opn), 25137 (Smith Meter Inc Parts Opn), 8517ITEM42 (Smith Meter Inc Parts Opn).

What NSN replaces 5340-00-399-1316?

There are 9 known substitutes for 5340-00-399-1316: 5306-00-100-6823, 4710-01-012-5989, 5998-01-040-3641 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8519ITEM42?

Key specifications for 8519ITEM42: Thread Length: 0.562 INCHES NOMINAL IN; Material: ALUMINUM ALLOY OVERALL; Surface Treatment: PAINT OVERALL; Style Designator: CIRCULAR TYPE THREADED INTERNAL. 13 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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