The Clapper Assembly, cataloged under National Stock Number 4820-01-099-2759, 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 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-099-2759 |
| Primary Part Number | NS-3983 FIND 32CP |
| Item Name | Clapper Assembly |
| 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 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| NS-3983 FIND 32CP | Naval Inventory Control Point Mechanicsburg (USA) |
| NS-3983 FIND 32 | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| NS-3983 FIND 32 | National Oilwell (USA) |
NSN 4820-01-099-2759 is a Clapper Assembly, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-099-2759 has 3 cross-referenced part numbers: NS-3983 FIND 32CP (Naval Inventory Control Point Mechanicsburg), NS-3983 FIND 32 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), NS-3983 FIND 32 (National Oilwell).
There is 1 known substitute for 4820-01-099-2759: 4820-01-087-1336. Verify interchangeability with system specifications before substitution.
Key specifications for NS-3983 FIND 32CP: 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.