The Enclosure,heater, cataloged under National Stock Number 4320-01-430-0187, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Mussun Sales Inc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-430-0187 |
| Primary Part Number | HS-18 PIECE 3A |
| Item Name | Enclosure,heater |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Mussun Sales Inc |
| Status | ACTIVE |
| General Characteristics Item Description | BACK COVER CASING FOR MODINE HS-18 HORIZONTAL DELIVERY STEAM/HOT WATER HEATER |
| Material | STEEL |
| 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 |
|---|---|
| HS-18 PIECE 3A | Mussun Sales Inc (USA) |
| HS-18 PIECE 3A | Carr Supply, Inc. (USA) |
| Reference | Meaning |
|---|---|
| HS-18 PC-3A | 3/9 Design control — primary reference Modine Mfg Co |
| HS-18 PC-3A | C/1 Advisory reference — outside the item-of-supply concept Modine Manufacturing Co |
NSN 4320-01-430-0187 is a Enclosure,heater, manufactured by Mussun Sales Inc, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-430-0187 has 2 manufacturer part numbers on file: HS-18 PIECE 3A (Mussun Sales Inc), HS-18 PIECE 3A (Carr Supply, Inc.).
Key specifications for HS-18 PIECE 3A: Overall Height: 12.500 INCHES NOMINAL IN; General Characteristics Item Description: BACK COVER CASING FOR MODINE HS-18 HORIZONTAL DELIVERY STEAM/HOT WATER HEATER; Overall Width: 13.000 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: BACK COVER CASING. 2 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.