The Extension Stem Assembly, cataloged under National Stock Number 4820-01-226-4635, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-226-4635 |
| Primary Part Number | SS545-1701704 L0A-13IN B-.516 |
| Item Name | Extension Stem Assembly |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| SS545-1701704 L0A-13IN B-.516 PRIMARY | Naval Inventory Control Point Mechanicsburg (USA) |
NSN 4820-01-226-4635 is a Extension Stem Assembly, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-226-4635 has 1 manufacturer part number on file: SS545-1701704 L0A-13IN B-.516 (Naval Inventory Control Point Mechanicsburg).
Key specifications for SS545-1701704 L0A-13IN B-.516: End Item Identification: GLOBE VALVE. 0 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.