PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S1617Disk,valve

Crane Nuclear Inc · NSN 4820-00-738-4432 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-738-4432 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-738-4432. Primary manufacturer part number: S1617.
Features
  • Disk,valve — FSC 4820
  • Style Designator: PLAIN
  • Material: PLASTIC
  • Outside Diameter: 3.750 INCHES NOMINAL IN
  • Shoulder Height: 0.031 INCHES NOMINAL IN
  • Inside Diameter: 1.125 INCHES NOMINAL IN
  • 5 verified cross-references
  • Primary manufacturer: Crane Nuclear Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Plastic construction
General Description

The Disk,valve, cataloged under National Stock Number 4820-00-738-4432, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Crane Nuclear Inc. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4820-00-738-4432
Primary Part NumberS1617
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerCrane Nuclear Inc
StatusCANCELLED
Style DesignatorPLAIN
MaterialPLASTIC
Outside Diameter3.750 INCHES NOMINAL IN
Shoulder Height0.031 INCHES NOMINAL IN
Inside Diameter1.125 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
2805-00-165-95583632805-820400 INTERCHANGEABLE
Valve,poppet,engine
Chief of Engineers Dept of Army
6220-00-168-0350 INTERCHANGEABLE
Retainer,lens
5305-00-226-4825AES01C312750AZ0A81 INTERCHANGEABLE
Screw,cap,hexagon Head
The American Society of Mechanical Engineers
5306-00-274-0952649454 INTERCHANGEABLE
Bolt,machine
Am General Llc
5945-00-412-4203 INTERCHANGEABLE
Relay,reed
2530-00-430-1862S1617KIT INTERCHANGEABLE
Lining,friction
Cmbf Products Inc
5306-00-814-6597S1617 INTERCHANGEABLE
Bolt,machine
Caterpillar Inc Div Caterpillar Defense
4730-00-826-426810308 INTERCHANGEABLE
Clamp,hose
Gardner Denver Water Jetting Systems, Inc. Div Engineered Package Group
7510-01-123-8973DIA301980-04 INTERCHANGEABLE
Ribbon,inking
Nbi Inc
4730-01-208-712932210 INTERCHANGEABLE
Flange,pipe
Kinedyne Llc
Cross-Reference Index
Part NumberManufacturer
S1617 Crane Nuclear Inc (USA)
S1617 Crane Co Div Valve Div (USA)
32210 Crane Co Div Valve Div (USA)
32210PC5 Crane Nuclear Inc (USA)
32210PC5 Crane Co Div Valve Div (USA)
Related Parts
2805-00-165-9558INTERCHANGEABLE
VALVE,POPPET,ENGINE
3632805-820400
6220-00-168-0350INTERCHANGEABLE
RETAINER,LENS
5305-00-226-4825INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
AES01C312750AZ0A81
5306-00-274-0952INTERCHANGEABLE
BOLT,MACHINE
649454
5945-00-412-4203INTERCHANGEABLE
RELAY,REED
2530-00-430-1862INTERCHANGEABLE
LINING,FRICTION
S1617KIT
5306-00-814-6597INTERCHANGEABLE
BOLT,MACHINE
S1617
4730-00-826-4268INTERCHANGEABLE
CLAMP,HOSE
10308
7510-01-123-8973INTERCHANGEABLE
RIBBON,INKING
DIA301980-04
4730-01-208-7129INTERCHANGEABLE
FLANGE,PIPE
32210
3110-01-301-6702INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
32210
4330-01-318-8313INTERCHANGEABLE
DISK,PURIFIER
3221000

Frequently Asked Questions

What is NSN 4820-00-738-4432?

NSN 4820-00-738-4432 is a Disk,valve, manufactured by Crane Nuclear Inc, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-00-738-4432?

NSN 4820-00-738-4432 has 5 cross-referenced part numbers: S1617 (Crane Nuclear Inc), S1617 (Crane Co Div Valve Div), 32210 (Crane Co Div Valve Div), 32210PC5 (Crane Nuclear Inc), 32210PC5 (Crane Co Div Valve Div).

What NSN replaces 4820-00-738-4432?

There are 12 known substitutes for 4820-00-738-4432: 2805-00-165-9558, 6220-00-168-0350, 5305-00-226-4825 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of S1617?

Key specifications for S1617: Style Designator: PLAIN; Material: PLASTIC; Outside Diameter: 3.750 INCHES NOMINAL IN; Overall Height: 0.156 INCHES NOMINAL IN. 6 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-00-738-4432 still in active supply?

NSN 4820-00-738-4432 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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