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NSN 4820-01-123-4670Government record, cited
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Valve, Ball4820-01-123-4670

NSN 4820-01-123-4670 · NIIN 011234670 · Part number 255752L1
Naval Inventory Control Point Mechanicsburg · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 03950
Government record, cited
NSN 4820-01-123-4670 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-123-4670. Manufacturer of record part number: 255752L1.
Also searched as  4820-01-123-4670 · 4820011234670 · NIIN 011234670 · 01-123-4670 · FSC 4820 Valves, Nonpowered · CAGE 03950 · 255752L1 · 255753L1 · 255751 ASSY E · 255753 · 255752
Nearby stock numbers  ·
GATE VALVE PROFILE
4820-01-123-4670 — Valves, Nonpowered
Features
  • Valve,ball — FSC 4820
  • Criticality Code Justification: ZZZY
  • Reference Number Differentiating Characteristics: MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
  • 3 manufacturer part numbers on file
  • Manufacturer of record: Naval Inventory Control Point Mechanicsburg
Identification
  • NSN: 4820-01-123-4670
  • NIIN: 011234670
  • FSC: 4820 — Valves, Nonpowered
  • FSG: 48 — Valves
  • Primary part number: 255752L1
  • Manufacturer: Naval Inventory Control Point Mechanicsburg
General Description

The Valve,ball, cataloged under National Stock Number 4820-01-123-4670, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 9 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-123-4670
Primary Part Number255752L1
Item NameValve,ball
FSC / FSG4820 / 48 — Valves, Nonpowered
ManufacturerNaval Inventory Control Point Mechanicsburg
StatusACTIVE
Criticality Code JustificationZZZY
Reference Number Differentiating CharacteristicsMATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL Q — CCL Item — Commerce Control List
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeS
⇄ Related Items 9
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4820-01-207-1141255753 PIECE 40 POSSIBLE MATCH
STEM,FLUID VALVE
Possible match (shared part number)Huntington Ingalls Inc Div Newport News Shipbuilding
4820-01-211-8461255753 PIECE 6 AND 11 POSSIBLE MATCH
PARTS KIT,BALL VALVE
Possible match (shared part number)Huntington Ingalls Inc Div Newport News Shipbuilding
4820-01-217-0162255751 PIECE 39 POSSIBLE MATCH
STEM,FLUID VALVE
Possible match (shared part number)Huntington Ingalls Inc Div Newport News Shipbuilding
4820-01-220-8305255753 PIECE 4,10 POSSIBLE MATCH
PARTS KIT,BALL VALVE
Possible match (shared part number)Huntington Ingalls Inc Div Newport News Shipbuilding
4820-01-220-8306255753 PIECE 2,8 POSSIBLE MATCH
PARTS KIT,BALL VALVE
Possible match (shared part number)Huntington Ingalls Inc Div Newport News Shipbuilding
4820-01-222-0256255753 PIECE 15 POSSIBLE MATCH
SEAT,VALVE
Possible match (shared part number)Huntington Ingalls Inc Div Newport News Shipbuilding
4820-01-233-3466255753 PIECE 3 POSSIBLE MATCH
BALL,VALVE,PORTED
Possible match (shared part number)Huntington Ingalls Inc Div Newport News Shipbuilding
4820-01-233-4877255753 PIECE 5 POSSIBLE MATCH
BALL,VALVE,PORTED
Possible match (shared part number)Huntington Ingalls Inc Div Newport News Shipbuilding
4820-01-233-4878255753 PIECE 1 POSSIBLE MATCH
BALL,VALVE,PORTED
Possible match (shared part number)Huntington Ingalls Inc Div Newport News Shipbuilding
Cross-Reference Index
Part NumberManufacturer
255752L1 Naval Inventory Control Point Mechanicsburg (USA)
255753L1 Naval Inventory Control Point Mechanicsburg (USA)
255751 ASSY EL1 Naval Inventory Control Point Mechanicsburg (USA)
Reference documents
ReferenceMeaning
255751 ASSY E 3/1 Design control — primary reference
Huntington Ingalls Inc Div Newport News Shipbuilding
255753 5/1 Secondary reference
Huntington Ingalls Inc Div Newport News Shipbuilding
255752 5/1 Secondary reference
Huntington Ingalls Inc Div Newport News Shipbuilding
Related Parts
4820-01-207-1141POSSIBLE MATCH
STEM,FLUID VALVE
255753 PIECE 40
4820-01-211-8461POSSIBLE MATCH
PARTS KIT,BALL VALVE
255753 PIECE 6 AND 11
4820-01-217-0162POSSIBLE MATCH
STEM,FLUID VALVE
255751 PIECE 39
4820-01-220-8305POSSIBLE MATCH
PARTS KIT,BALL VALVE
255753 PIECE 4,10
4820-01-220-8306POSSIBLE MATCH
PARTS KIT,BALL VALVE
255753 PIECE 2,8
4820-01-222-0256POSSIBLE MATCH
SEAT,VALVE
255753 PIECE 15
4820-01-233-3466POSSIBLE MATCH
BALL,VALVE,PORTED
255753 PIECE 3
4820-01-233-4877POSSIBLE MATCH
BALL,VALVE,PORTED
255753 PIECE 5
4820-01-233-4878POSSIBLE MATCH
BALL,VALVE,PORTED
255753 PIECE 1

Frequently Asked Questions

What is NSN 4820-01-123-4670?

NSN 4820-01-123-4670 is a Valve,ball, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-123-4670?

NSN 4820-01-123-4670 has 3 manufacturer part numbers on file: 255752L1 (Naval Inventory Control Point Mechanicsburg), 255753L1 (Naval Inventory Control Point Mechanicsburg), 255751 ASSY EL1 (Naval Inventory Control Point Mechanicsburg).

What NSN replaces 4820-01-123-4670?

9 possible matches (shared part number, not a government interchangeability claim): 4820-01-207-1141, 4820-01-211-8461, 4820-01-217-0162. Verify interchangeability with system specifications before substitution.

What are the specifications of 255752L1?

Key specifications for 255752L1: Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS. 2 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-123-4670 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

What is the DEMIL code for NSN 4820-01-123-4670?

NSN 4820-01-123-4670 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

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✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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