The Cooling Coil,air,duct Type, cataloged under National Stock Number 4130-00-913-9429, 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. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4130-00-913-9429 |
| Primary Part Number | 55DW |
| 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 |
| Nondefinitive Spec/std Data | I TYPE AND A STYLE AND 1 CLASS AND 55 SIZE |
| 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 |
|---|---|
| 55DW | Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil (USA) |
| Reference | Meaning |
|---|---|
| 805-1310894SZ55DW | 3/1 Design control — primary reference U.S. Government activity |
| MIL-C-2939 | 4/1 Identification reference U.S. Government activity |
| 55DW | 5/2 Secondary reference U.S. Government activity |
NSN 4130-00-913-9429 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 4130-00-913-9429 has 1 manufacturer part number on file: 55DW (Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil).
Key specifications for 55DW: Nondefinitive Spec/std Data: I TYPE AND A STYLE AND 1 CLASS AND 55 SIZE; Special Features: DESIGNED FOR CHILLED WATER; EQUIPPED W/SPIRAL TURBULATORS WITHIN TUBES; DESIGNED TO PROVIDE SHOCKPROOF SHIPBOARD SERVICE. 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.