Naval Ship Systems Command · NSN 4820-01-137-4631 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-137-4631 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-137-4631. Primary manufacturer part number: 501-4675792 ITEM 8.
4820-01-137-4631 — No Item Name Available illustration
Features
Stop Plate,valve — FSC 4820
General Characteristics Item Description: 7.735 IN. OD; 4.520 IN. ID; 0.140 IN. THK;NICKEL,COPPER IN
3 verified cross-references
Primary manufacturer: Naval Ship Systems Command
Applications
Flow control in piping systems
Pressure regulation
Steam and fluid isolation
General Description
The Stop Plate,valve, cataloged under National Stock Number 4820-01-137-4631, 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 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 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: Active.
Technical Specifications
Parameter
Value
NSN
4820-01-137-4631
Primary Part Number
501-4675792 ITEM 8
Item Name
Stop Plate,valve
FSC / FSG
4820 / 48 — No Item Name Available
Manufacturer
Naval Ship Systems Command
Status
ACTIVE
General Characteristics Item Description
7.735 IN. OD; 4.520 IN. ID; 0.140 IN. THK;NICKEL,COPPER IN
NSN 4820-01-137-4631 is a Stop Plate,valve, manufactured by Naval Ship Systems Command, classified under FSC 4820 (No Item Name Available). Status: active.
What are the part numbers for NSN 4820-01-137-4631?
NSN 4820-01-137-4631 has 3 cross-referenced part numbers: 501-4675792 (Naval Ship Systems Command), 501-4675792 ITEM 8 (Naval Ship Systems Command), 87643-9804 ITEM 8 (Electric Boat Corporation Div General Dynamics Electric Boat).
What NSN replaces 4820-01-137-4631?
There are 12 known substitutes for 4820-01-137-4631: 4820-01-103-3326, 4820-01-137-4632, 4820-01-137-5926 and 9 more. Verify interchangeability with system specifications before substitution.
What are the specifications of 501-4675792 ITEM 8?
Key specifications for 501-4675792 ITEM 8: General Characteristics Item Description: 7.735 IN. OD; 4.520 IN. ID; 0.140 IN. THK;NICKEL,COPPER IN. 1 total characteristics are documented in the Federal Logistics Information System.
✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.