The Holder,electrical Card, cataloged under National Stock Number 5998-01-653-4533, 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 Calmark Resources Inc Dba Calmark Custom Covers. Government technical data includes 9 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 | 5998-01-653-4533 |
| Primary Part Number | MWA225-3.80TM2.5R |
| Item Name | Holder,electrical Card |
| FSC / FSG | 5998 / 59 — Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware |
| Manufacturer | Calmark Resources Inc Dba Calmark Custom Covers |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 3 THREADED HOLE(S) ALL MOUNTING FACILITIES |
| Surface Treatment Document and Classification | 81349-MIL-S-5012 MIL SPEC SINGLE TREATMENT RESPONSE |
| Body Style | SCREW WEDGE |
| Thread Pitch in Millimeters | 0.45 ALL MOUNTING FACILITIES |
| Material Document and Classification | 81346-ASTM-B221 ASSN STD 1ST MATERIAL RESPONSE AND 81346-ASTM-A528 ASSN STD 2ND MATERIAL RESPONSE OR 81348-QQ-S-763 FED SPEC 3RD MATERIAL RESPONSE |
| Nominal Thread Size | 2.5 MILLIMETERS ALL MOUNTING FACILITIES MM |
| Surface Treatment | PASSIVATE |
| Material | ALUMINUM ALLOY 6061 AND STEEL CORROSION RESISTING |
| Thread Series Designator | M ALL MOUNTING FACILITIES |
| 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 |
|---|---|
| MWA225-3.80TM2.5R PRIMARY | Calmark Resources Inc Dba Calmark Custom Covers (USA) |
NSN 5998-01-653-4533 is a Holder,electrical Card, manufactured by Calmark Resources Inc Dba Calmark Custom Covers, classified under FSC 5998, Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware. Status: active.
NSN 5998-01-653-4533 has 1 manufacturer part number on file: MWA225-3.80TM2.5R (Calmark Resources Inc Dba Calmark Custom Covers).
Key specifications for MWA225-3.80TM2.5R: Mounting Facility Type and Quantity: 3 THREADED HOLE(S) ALL MOUNTING FACILITIES; Overall Height: 15.24 MILLIMETERS NOMINAL MM; Surface Treatment Document and Classification: 81349-MIL-S-5012 MIL SPEC SINGLE TREATMENT RESPONSE; Body Style: SCREW WEDGE. 9 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.