The Circuit Card Assembly, cataloged under National Stock Number 5998-01-539-1607, 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 North Atlantic Industries, Inc. Dba North Atlantic Industries. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5998-01-539-1607 |
| Primary Part Number | 64RS1-EB6220-51 |
| Item Name | Circuit Card Assembly |
| FSC / FSG | 5998 / 59 — Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware |
| Manufacturer | North Atlantic Industries, Inc. Dba North Atlantic Industries |
| Status | ACTIVE |
| Features Provided | MECHANICAL LATCHING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | JH |
| Part Number | Manufacturer |
|---|---|
| 64RS1-EB6220-51 PRIMARY | North Atlantic Industries, Inc. Dba North Atlantic Industries (USA) |
| Reference | Meaning |
|---|---|
| PL1G05374G01 FIND 005 | 5/1 Secondary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| PL1G05374 FIND NO 005 | 5/1 Secondary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
NSN 5998-01-539-1607 is a Circuit Card Assembly, manufactured by North Atlantic Industries, Inc. Dba North Atlantic Industries, classified under FSC 5998, Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware. Status: active.
NSN 5998-01-539-1607 has 1 manufacturer part number on file: 64RS1-EB6220-51 (North Atlantic Industries, Inc. Dba North Atlantic Industries).
1 possible match (shared part number, not a government interchangeability claim): 5998-01-543-2756. Verify interchangeability with system specifications before substitution.
Key specifications for 64RS1-EB6220-51: Overall Length: 10.310 INCHES NOMINAL IN; Overall Width: 6.399 INCHES NOMINAL IN; Features Provided: MECHANICAL LATCHING; Special Features: ENVIRONMENTAL: -40 C TO +85C; MECHANICAL: VME64 FRONT PANEL UNSHIELDED WITH FRONT PANEL I/O & P2 I/O; BUFFERS: 16 KBYTE BUFFERS; P0 CONNECTOR NOT INSTALLED; GEOGRAPHICAL ADDRESSING: DISABLED; OPTIONS: NONE. 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.
NSN 5998-01-539-1607 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
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.