The Filter Element,air Conditioning, cataloged under National Stock Number 4130-01-628-4937, 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 Donaldson Company, Inc.. Government technical data includes 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4130-01-628-4937 |
| Primary Part Number | D11021 |
| Item Name | Filter Element,air Conditioning |
| FSC / FSG | 4130 / 41 — Refrigeration and Air Conditioning Components |
| Manufacturer | Donaldson Company, Inc. |
| Status | ACTIVE |
| Maximum Air Flow Rate | 200.0 CUBIC FEET PER MINUTE |
| Body Overall Length | 10.750 INCHES NOMINAL IN |
| Style Designator | RECTANGULAR (INCL SQUARE) |
| Body Thickness | 2.860 INCHES NOMINAL IN |
| 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 |
|---|---|
| D11021 PRIMARY | Donaldson Company, Inc. (USA) |
| Reference | Meaning |
|---|---|
| TBD110021 | 5/9 Secondary reference Donaldson Company, Inc. |
| 12520154 | 5/9 Secondary reference U S Army Tank Automotive Command Amsta-Im-Mm |
NSN 4130-01-628-4937 is a Filter Element,air Conditioning, manufactured by Donaldson Company, Inc., classified under FSC 4130, Refrigeration and Air Conditioning Components. Status: active.
NSN 4130-01-628-4937 has 1 manufacturer part number on file: D11021 (Donaldson Company, Inc.).
Key specifications for D11021: Maximum Air Flow Rate: 200.0 CUBIC FEET PER MINUTE; Body Overall Length: 10.750 INCHES NOMINAL IN; Style Designator: RECTANGULAR (INCL SQUARE); Overall Width: 8.750 INCHES NOMINAL IN. 4 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.