The Elbow,air Conditioning-Heating, cataloged under National Stock Number 4520-01-725-2896, 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 Chase Supply, Inc. Dba Chase Defense Partners. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Elbow,air Conditioning-Heating |
| FSC / FSG | 4520 — Space and Water Heating Equipment (FSG 45) |
| Manufacturers | Chase Supply, Inc. Dba Chase Defense Partners (CAGE 1RZM1) |
| Parameter | Value |
|---|---|
| NSN | 4520-01-725-2896 |
| Primary Part Number | 4041AG01 |
| Item Name | Elbow,air Conditioning-Heating |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Chase Supply, Inc. Dba Chase Defense Partners |
| 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 |
|---|---|
| 4041AG01 PRIMARY | Chase Supply, Inc. Dba Chase Defense Partners (USA) |
| Reference | Meaning |
|---|---|
| 1013816 | D/9 Drawing number reference only U.S. Government activity |
NSN 4520-01-725-2896 is a Elbow,air Conditioning-Heating, manufactured by Chase Supply, Inc. Dba Chase Defense Partners, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-725-2896 has 1 manufacturer part number on file: 4041AG01 (Chase Supply, Inc. Dba Chase Defense Partners).
3 possible matches (shared part number, not a government interchangeability claim): 4720-01-726-0415, 4720-01-726-0422, 4730-01-726-1255. Verify interchangeability with system specifications before substitution.
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.