The Expansion Tank Unit, cataloged under National Stock Number 2930-01-708-2648, is classified within Federal Supply Class 2930 (Engine Cooling System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Maxim Evaporators of America, Llc Dba Maxim Evaporators Llc. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2930-01-708-2648 |
| Primary Part Number | 170-002-D-004 |
| Item Name | Expansion Tank Unit |
| FSC / FSG | 2930 / 29 — Engine Cooling System Components, Nonaircraft |
| Manufacturer | Maxim Evaporators of America, Llc Dba Maxim Evaporators Llc |
| 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 |
|---|---|
| 170-002-D-004-00 | Maxim Evaporators of America, Llc Dba Maxim Evaporators Llc (USA) |
| 170-002-D-004 PRIMARY | Maxim Evaporators of America, Llc Dba Maxim Evaporators Llc (USA) |
| Reference | Meaning |
|---|---|
| 170-002-D-004 REV K | D/9 Drawing number reference only Maxim Evaporators of America, Llc Dba Maxim Evaporators Llc |
NSN 2930-01-708-2648 is a Expansion Tank Unit, manufactured by Maxim Evaporators of America, Llc Dba Maxim Evaporators Llc, classified under FSC 2930, Engine Cooling System Components, Nonaircraft. Status: active.
NSN 2930-01-708-2648 has 2 manufacturer part numbers on file: 170-002-D-004-00 (Maxim Evaporators of America, Llc Dba Maxim Evaporators Llc), 170-002-D-004 (Maxim Evaporators of America, Llc Dba Maxim Evaporators Llc).
Key specifications for 170-002-D-004: Part Name Assigned by Controlling Agency: EXPANSION TANK ASSY. 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.