PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2790-0Plug,leakproof Seal

Air Cruisers Company, Llc · NSN 5340-01-525-1939 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-525-1939 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-525-1939. Primary manufacturer part number: 2790-0.
Features
  • Plug,leakproof Seal — FSC 5340
  • 1 verified cross-reference
  • Primary manufacturer: Air Cruisers Company, Llc
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Plug,leakproof Seal, cataloged under National Stock Number 5340-01-525-1939, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Air Cruisers Company, Llc. This item has 1 commercial cross-reference from 1 manufacturer, 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.

Catalog Facts
Item NamePlug,leakproof Seal
FSC / FSG5340 — No Item Name Available (FSG 53)
ManufacturersAir Cruisers Company, Llc (CAGE 70167)
Technical Specifications
ParameterValue
NSN5340-01-525-1939
Primary Part Number2790-0
Item NamePlug,leakproof Seal
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerAir Cruisers Company, Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 6
5930-00-519-8714 INTERCHANGEABLE
Switch,push
5930-00-548-9056 INTERCHANGEABLE
Switch Assembly
1660-00-796-167727900 INTERCHANGEABLE
Valve,moisture Sepe
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
5826-01-029-8005276000 INTERCHANGEABLE
Indicator,bearing Deviation
Bvr Technologies Co.
5950-01-186-8218SM-A-984700 INTERCHANGEABLE
Reactor
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5340-01-540-8578279-00 INTERCHANGEABLE
Plate,mounting
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
Cross-Reference Index
Part NumberManufacturer
2790-0 PRIMARY Air Cruisers Company, Llc (USA)
Related Parts
5930-00-519-8714INTERCHANGEABLE
SWITCH,PUSH
5930-00-548-9056INTERCHANGEABLE
SWITCH ASSEMBLY
1660-00-796-1677INTERCHANGEABLE
VALVE,MOISTURE SEPE
27900
5826-01-029-8005INTERCHANGEABLE
INDICATOR,BEARING DEVIATION
276000
5950-01-186-8218INTERCHANGEABLE
REACTOR
SM-A-984700
5340-01-540-8578INTERCHANGEABLE
PLATE,MOUNTING
279-00

Frequently Asked Questions

What is NSN 5340-01-525-1939?

NSN 5340-01-525-1939 is a Plug,leakproof Seal, manufactured by Air Cruisers Company, Llc, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-525-1939?

NSN 5340-01-525-1939 has 1 cross-referenced part number: 2790-0 (Air Cruisers Company, Llc).

What NSN replaces 5340-01-525-1939?

There are 6 known substitutes for 5340-01-525-1939: 5930-00-519-8714, 5930-00-548-9056, 1660-00-796-1677 and 3 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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