The Energizer Guide, cataloged under National Stock Number 4520-00-102-0844, is classified within Federal Supply Class 4520 (Space and Water Heating Equipment) of the Plumbing, Heating, and Waste Disposal group. The manufacturer of record is Leslie Controls, Inc. Dba Leslie Controls Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-00-102-0844 |
| Primary Part Number | 59166 |
| Item Name | Energizer Guide |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Leslie Controls, Inc. Dba Leslie Controls Inc |
| Status | ACTIVE |
| General Characteristics Item Description | SYNTHETIC RUBBER; 0.135 IN. SQ CROSS SECTION SOLID; 3.875 IN. LG IN |
| 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 |
|---|---|
| 59166 PRIMARY | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
NSN 4520-00-102-0844 is a Energizer Guide, manufactured by Leslie Controls, Inc. Dba Leslie Controls Inc, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-00-102-0844 has 1 manufacturer part number on file: 59166 (Leslie Controls, Inc. Dba Leslie Controls Inc).
3 possible matches (shared part number, not a government interchangeability claim): 5961-00-105-7585, 3460-01-597-2188, 5935-01-703-3191. Verify interchangeability with system specifications before substitution.
Key specifications for 59166: General Characteristics Item Description: SYNTHETIC RUBBER; 0.135 IN. SQ CROSS SECTION SOLID; 3.875 IN. LG IN. 1 specification is 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.