PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SS845-2445133ASSYGB11-A5INValve,gate

Naval Ship Systems Command · NSN 4820-01-119-9002 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-119-9002 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-119-9002. Primary manufacturer part number: SS845-2445133ASSYGB11-A5IN.
Features
  • Valve,gate — FSC 4820
  • Inlet Relationship with Outlet: IDENTICAL
  • Valve Size: 2.000 INCHES IN
  • Criticality Code Justification: ZZZY
  • Reference Number Differentiating Characteristics: QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
  • Valve Operation Method: MANUAL
  • Stem Type: NONRISING
  • Material: STEEL STEM
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Stem construction
General Description

The Valve,gate, cataloged under National Stock Number 4820-01-119-9002, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Naval Ship Systems Command. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4820-01-119-9002
Primary Part NumberSS845-2445133ASSYGB11-A5IN
Item NameValve,gate
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerNaval Ship Systems Command
StatusCANCELLED
Inlet Relationship with OutletIDENTICAL
Valve Size2.000 INCHES IN
Criticality Code JustificationZZZY
Reference Number Differentiating CharacteristicsQUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
Valve Operation MethodMANUAL
Stem TypeNONRISING
MaterialSTEEL STEM
Nominal Pipe Size Accommodated5.000 INCHES IN
Bonnet TypePACKING RETAINING
MaterialSTEEL SEAT
MaterialSTEEL DISK
MaterialSTEEL COMP 1050 BODY
Connection TypeBUTT WELD PIPE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
4820-00-085-2363 INTERCHANGEABLE
Valve,gate
4820-00-152-9654 INTERCHANGEABLE
Valve,gate
4820-00-862-5033 INTERCHANGEABLE
Valve,gate
4820-00-939-7931 INTERCHANGEABLE
Valve,gate
4820-01-046-6528 INTERCHANGEABLE
Valve,gate
4820-01-073-6726 INTERCHANGEABLE
Valve,gate
4820-01-536-9178 INTERCHANGEABLE
Valve,gate
Cross-Reference Index
Part NumberManufacturer
SS845-2445133ASSYGB11-A5IN Naval Ship Systems Command (USA)
2620-922X4ASSYG5IN Electric Boat Corporation Div General Dynamics Electric Boat (USA)
B13-2054P-02TSL1 Naval Inventory Control Point Mechanicsburg (USA)
MIL-V-18110L1 Naval Inventory Control Point Mechanicsburg (USA)
2620-922X4ASSYG5IN The Walworth Company (USA)
2620-922X4ASSYG5INL1 Naval Inventory Control Point Mechanicsburg (USA)
845-1889557ASSYG5INL1 Naval Inventory Control Point Mechanicsburg (USA)
A13-2054P-02TS 8872-8L1 Naval Inventory Control Point Mechanicsburg (USA)
SS845-2445133ASSYGB11-A5INL1 Naval Inventory Control Point Mechanicsburg (USA)
Related Parts
4820-00-085-2363INTERCHANGEABLE
VALVE,GATE
4820-00-152-9654INTERCHANGEABLE
VALVE,GATE
4820-00-862-5033INTERCHANGEABLE
VALVE,GATE
4820-00-939-7931INTERCHANGEABLE
VALVE,GATE
4820-01-046-6528INTERCHANGEABLE
VALVE,GATE
4820-01-073-6726INTERCHANGEABLE
VALVE,GATE
4820-01-536-9178INTERCHANGEABLE
VALVE,GATE

Frequently Asked Questions

What is NSN 4820-01-119-9002?

NSN 4820-01-119-9002 is a Valve,gate, manufactured by Naval Ship Systems Command, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-01-119-9002?

NSN 4820-01-119-9002 has 9 cross-referenced part numbers: SS845-2445133ASSYGB11-A5IN (Naval Ship Systems Command), 2620-922X4ASSYG5IN (Electric Boat Corporation Div General Dynamics Electric Boat), B13-2054P-02TSL1 (Naval Inventory Control Point Mechanicsburg), MIL-V-18110L1 (Naval Inventory Control Point Mechanicsburg), 2620-922X4ASSYG5IN (The Walworth Company) and 4 more.

What NSN replaces 4820-01-119-9002?

There are 7 known substitutes for 4820-01-119-9002: 4820-00-085-2363, 4820-00-152-9654, 4820-00-862-5033 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SS845-2445133ASSYGB11-A5IN?

Key specifications for SS845-2445133ASSYGB11-A5IN: Inlet Relationship with Outlet: IDENTICAL; Valve Size: 2.000 INCHES IN; Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-01-119-9002 still in active supply?

NSN 4820-01-119-9002 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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