The Circuit Card Assembly, cataloged under National Stock Number 5998-01-560-0437, is classified within Federal Supply Class 5998 (Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Ultralife Corp.. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5998-01-560-0437 |
| Primary Part Number | MRC37-03-01 |
| Item Name | Circuit Card Assembly |
| FSC / FSG | 5998 / 59 — Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware |
| Manufacturer | Ultralife Corp. |
| Status | ACTIVE |
| Functional Description | MAIN CONNECTION FOR AC MODULES, INPUT POWER, OUTPUT POWER, INTERMAL BATTERY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | Y |
| Part Number | Manufacturer |
|---|---|
| MRC37-00-01 REF 2 | Ultralife Corp. (USA) |
| MRC37-03-01 PRIMARY | Ultralife Corp. (USA) |
| Reference | Meaning |
|---|---|
| MRC37-00-01 REF 2 | 5/9 Secondary reference Mcdowell Research Co., Inc. |
| MRC37-03-01 | 3/9 Design control — primary reference Mcdowell Research Co., Inc. |
NSN 5998-01-560-0437 is a Circuit Card Assembly, manufactured by Ultralife Corp., classified under FSC 5998, Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware. Status: active.
NSN 5998-01-560-0437 has 2 manufacturer part numbers on file: MRC37-00-01 REF 2 (Ultralife Corp.), MRC37-03-01 (Ultralife Corp.).
Key specifications for MRC37-03-01: Functional Description: MAIN CONNECTION FOR AC MODULES, INPUT POWER, OUTPUT POWER, INTERMAL BATTERY; Part Name Assigned by Controlling Agency: CONTROL BOARD; End Item Identification: UPS DUAL MRC-37B (0VJU1). 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.