PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

73405 ITEM 26L1Plug,valve

Naval Inventory Control Point Mechanicsburg · NSN 4820-01-149-0034 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-149-0034 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-149-0034. Primary manufacturer part number: 73405 ITEM 26L1.
Features
  • Plug,valve — FSC 4820
  • Reference Number Differentiating Characteristics: QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
  • Criticality Code Justification: ZZZY
  • 6 verified cross-references
  • Primary manufacturer: Naval Inventory Control Point Mechanicsburg
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Plug,valve, cataloged under National Stock Number 4820-01-149-0034, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-149-0034
Primary Part Number73405 ITEM 26L1
Item NamePlug,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerNaval Inventory Control Point Mechanicsburg
StatusACTIVE
Reference Number Differentiating CharacteristicsQUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
Criticality Code JustificationZZZY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
6515-01-162-166600-0737-003-00 INTERCHANGEABLE
Support,cervical
Zimmer, Inc. Dba Z Hotel
4330-01-318-36597370300 INTERCHANGEABLE
Disk,purifier
Alfa Laval Inc
Cross-Reference Index
Part NumberManufacturer
73405 ITEM 26L1 Naval Inventory Control Point Mechanicsburg (USA)
73703L1 Naval Inventory Control Point Mechanicsburg (USA)
NP-1904 PART NO. 26 Pentair Valves & Controls Us Lp Div Flow Control Us Holding Corp (USA)
73703 Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator (USA)
73405 ITEM 26 Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator (USA)
NP-1904 PART NO. 26L1 Naval Inventory Control Point Mechanicsburg (USA)
Related Parts
6515-01-162-1666INTERCHANGEABLE
SUPPORT,CERVICAL
00-0737-003-00
4330-01-318-3659INTERCHANGEABLE
DISK,PURIFIER
7370300

Frequently Asked Questions

What is NSN 4820-01-149-0034?

NSN 4820-01-149-0034 is a Plug,valve, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-149-0034?

NSN 4820-01-149-0034 has 6 cross-referenced part numbers: 73405 ITEM 26L1 (Naval Inventory Control Point Mechanicsburg), 73703L1 (Naval Inventory Control Point Mechanicsburg), NP-1904 PART NO. 26 (Pentair Valves & Controls Us Lp Div Flow Control Us Holding Corp), 73703 (Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator), 73405 ITEM 26 (Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator) and 1 more.

What NSN replaces 4820-01-149-0034?

There are 2 known substitutes for 4820-01-149-0034: 6515-01-162-1666, 4330-01-318-3659. Verify interchangeability with system specifications before substitution.

What are the specifications of 73405 ITEM 26L1?

Key specifications for 73405 ITEM 26L1: Reference Number Differentiating Characteristics: QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS; Criticality Code Justification: ZZZY. 2 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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