PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

29973 PIECE 3,1 1-2INDisk,valve

Crane Co Div Valve Div · NSN 4820-01-151-4019 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-151-4019 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-151-4019. Primary manufacturer part number: 29973 PIECE 3,1 1-2IN.
Features
  • Disk,valve — FSC 4820
  • 3 verified cross-references
  • Primary manufacturer: Crane Co Div Valve Div
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Disk,valve, cataloged under National Stock Number 4820-01-151-4019, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Crane Co Div Valve Div. This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameDisk,valve
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersCrane Co Div Valve Div (CAGE 14959); Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M (CAGE 81349)
Technical Specifications
ParameterValue
NSN4820-01-151-4019
Primary Part Number29973 PIECE 3,1 1-2IN
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerCrane Co Div Valve Div
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
4820-00-781-7820 INTERCHANGEABLE
Valve,stop-Lift-Check
5340-01-011-368229973 INTERCHANGEABLE
Lever,manual Control
Mid-America Aerotech, Llc
4730-01-130-435629973 INTERCHANGEABLE
Coupling,tube
Williams International Co., L.l.c.
5342-01-436-76418073-1 INTERCHANGEABLE
Bellows,protection
Advanced Ground Systems Engineering Llc Div Advanced Ground Systems Engineering
3460-01-631-814629973 INTERCHANGEABLE
Wheel,abrasive
Ridge Tool Company
4810-01-649-699829973 INTERCHANGEABLE
Valve,diaphragm,stop
Generac Mobile Products, Llc
Cross-Reference Index
Part NumberManufacturer
29973 Crane Co Div Valve Div (USA)
RN60D6340F Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
29973 PIECE 3,1 1-2IN PRIMARY Crane Co Div Valve Div (USA)
Related Parts
4820-00-781-7820INTERCHANGEABLE
VALVE,STOP-LIFT-CHECK
5340-01-011-3682INTERCHANGEABLE
LEVER,MANUAL CONTROL
29973
4730-01-130-4356INTERCHANGEABLE
COUPLING,TUBE
29973
5342-01-436-7641INTERCHANGEABLE
BELLOWS,PROTECTION
8073-1
3460-01-631-8146INTERCHANGEABLE
WHEEL,ABRASIVE
29973
4810-01-649-6998INTERCHANGEABLE
VALVE,DIAPHRAGM,STOP
29973

Frequently Asked Questions

What is NSN 4820-01-151-4019?

NSN 4820-01-151-4019 is a Disk,valve, manufactured by Crane Co Div Valve Div, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-151-4019?

NSN 4820-01-151-4019 has 3 cross-referenced part numbers: 29973 (Crane Co Div Valve Div), RN60D6340F (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 29973 PIECE 3,1 1-2IN (Crane Co Div Valve Div).

What NSN replaces 4820-01-151-4019?

There are 6 known substitutes for 4820-01-151-4019: 4820-00-781-7820, 5340-01-011-3682, 4730-01-130-4356 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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