Naval Inventory Control Point Mechanicsburg · NSN 4820-01-026-3846 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-026-3846 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-026-3846. Primary manufacturer part number: 6640CP.
4820-01-026-3846 — No Item Name Available illustration
Features
Seat,valve — FSC 4820
Criticality Code Justification: ZZZY
Reference Number Differentiating Characteristics: CLEANING, PACKAGING, AND MARKING IAW THE LATEST REVISION OF MIL-STD-1330
2 verified cross-references
Primary manufacturer: Naval Inventory Control Point Mechanicsburg
Applications
Flow control in piping systems
Pressure regulation
Steam and fluid isolation
General Description
The Seat,valve, cataloged under National Stock Number 4820-01-026-3846, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 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
4820-01-026-3846
Primary Part Number
6640CP
Item Name
Seat,valve
FSC / FSG
4820 / 48 — No Item Name Available
Manufacturer
Naval Inventory Control Point Mechanicsburg
Status
ACTIVE
Criticality Code Justification
ZZZY
Reference Number Differentiating Characteristics
CLEANING, PACKAGING, AND MARKING IAW THE LATEST REVISION OF MIL-STD-1330
NSN 4820-01-026-3846 is a Seat,valve, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 4820 (No Item Name Available). Status: active.
What are the part numbers for NSN 4820-01-026-3846?
NSN 4820-01-026-3846 has 2 cross-referenced part numbers: 6640CP (Naval Inventory Control Point Mechanicsburg), 6640 (Tescom Corp Dba Tescom Div Tescom).
What NSN replaces 4820-01-026-3846?
There are 12 known substitutes for 4820-01-026-3846: 5331-00-612-2934, 5365-00-799-3482, 5920-00-914-0832 and 9 more. Verify interchangeability with system specifications before substitution.
What are the specifications of 6640CP?
Key specifications for 6640CP: Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: CLEANING, PACKAGING, AND MARKING IAW THE LATEST REVISION OF MIL-STD-1330. 2 total characteristics are documented in the Federal Logistics Information System.
✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.