The Cooling Coil,air,duct Type, cataloged under National Stock Number 4130-01-160-4770, is classified within Federal Supply Class 4130 (Refrigeration and Air Conditioning Components) of the Refrigeration, AC, and Air Circulating Equipment group. The manufacturer of record is Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4130-01-160-4770 |
| Primary Part Number | 3W4-43-5611T |
| Item Name | Cooling Coil,air,duct Type |
| FSC / FSG | 4130 / 41 — Refrigeration and Air Conditioning Components |
| Manufacturer | Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil |
| 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 |
|---|---|
| 3W4-43-5611T PRIMARY | Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil (USA) |
| Reference | Meaning |
|---|---|
| 3W4-56-5611T | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 4130-01-160-4770 is a Cooling Coil,air,duct Type, manufactured by Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil, classified under FSC 4130, Refrigeration and Air Conditioning Components. Status: active.
NSN 4130-01-160-4770 has 1 manufacturer part number on file: 3W4-43-5611T (Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil).
1 possible match (shared part number, not a government interchangeability claim): 4130-01-160-4772. Verify interchangeability with system specifications before substitution.
Key specifications for 3W4-43-5611T: Special Features: FERRULES COPPER;CASING 16 GA GALV STL;TUBES 5/8 IN.OD X .028 IN.COPPER WALL;FINS ARE .007 IN.COPPER;0.750 IN.,150 LB BRASS FLANGED CONNECTION;300 LB RATED HYDROSTATIC TEST PRESSURE;EQUIPPED WITH TURBULATORS;51.000 IN.LG;6.625 IN.W;6.250 IN.H; LBS. 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.