The Manifold,fluid Cooler, cataloged under National Stock Number 2930-01-429-3393, is classified within Federal Supply Class 2930 (Engine Cooling System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 14 specifications, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2930-01-429-3393 |
| Primary Part Number | 1W-2639 |
| Item Name | Manifold,fluid Cooler |
| FSC / FSG | 2930 / 29 — Engine Cooling System Components, Nonaircraft |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Outlet Quantity | 1 |
| Inlet Quantity | 1 |
| Outlet Connection Bolt Hole Quantity | 4 |
| Bolt Hole Diameter | 10.5 MILLIMETERS NOMINAL MM |
| Inlet Connection Type | FLANGED |
| Center to Center Distance Between Mounting Holes Along Width | 100.0 MILLIMETERS NOMINAL MM |
| Center to Center Distance Between Mounting Holes Along Length | 100.0 MILLIMETERS NOMINAL MM |
| Bolt Hole Quantity | 12 |
| Bolt Hole Circle Diameter | 174.6 MILLIMETERS NOMINAL MM |
| Center to Center Distance Between Bolt Holes Along Width | 47.24 MILLIMETERS NOMINAL MM |
| Outlet Connection Bolt Hole Diameter | 10.5 MILLIMETERS NOMINAL MM |
| Material | IRON CAST |
| Outlet End Connection Type | FLANGED |
| Temp Regulating Valve Opening | NOT INCLUDED |
| 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 |
|---|---|
| 1W-2639 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
NSN 2930-01-429-3393 is a Manifold,fluid Cooler, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 2930, Engine Cooling System Components, Nonaircraft. Status: active.
NSN 2930-01-429-3393 has 1 manufacturer part number on file: 1W-2639 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 1W-2639: Outlet Quantity: 1; Inlet Quantity: 1; Outlet Connection Bolt Hole Quantity: 4; Bolt Hole Diameter: 10.5 MILLIMETERS NOMINAL MM. 14 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.