The Backplane Assembly, cataloged under National Stock Number 5998-01-522-0259, 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 C-Mac Packaging Systems Inc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5998-01-522-0259 |
| Primary Part Number | 8160-MLT21 |
| Item Name | Backplane Assembly |
| FSC / FSG | 5998 / 59 — Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware |
| Manufacturer | C-Mac Packaging Systems Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | JN |
| Part Number | Manufacturer |
|---|---|
| A31U29801-1 | Northrop Grumman Systems Corporation (USA) |
| 8160-MLT21 PRIMARY | C-Mac Packaging Systems Inc (USA) |
NSN 5998-01-522-0259 is a Backplane Assembly, manufactured by C-Mac Packaging Systems Inc, classified under FSC 5998, Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware. Status: active.
NSN 5998-01-522-0259 has 2 manufacturer part numbers on file: A31U29801-1 (Northrop Grumman Systems Corporation), 8160-MLT21 (C-Mac Packaging Systems Inc).
Key specifications for 8160-MLT21: Special Features: BOARD: GLASS EPOXY (MULTILAYER) TYPE GF PER MIL-P-13949; PRINTED CIRCUITRY SHALL BE 2 OZ COPPER; CONNECTOR AND TERMINAL HOLES PLATED THROUGH, MIL-STD-275; SOLDER COAT ALL EXPOSED COPPER SURFACES AND PLATED THROUGH HOLES, MIL-STD-275, FOLLOWED BY REFLOW; APPLY POLYMER SHLDER MASK COATING IN SELECTIVE AREAS TO SUPPORT MARKING REQUIREMENTS ON COMPONENT SIDE (LAYER 1) AND DIP SIDE (LAYER 4) CONFORMING TO IPC-SM-840, CLASS 3, COLOR GREEN; FABRICATE PER MIL-P-55110. OZ; Part Name Assigned by Controlling Agency: WIREWRAP BOARD, ASSEMBLY - MOTHER BOARD; End Item Identification: NSN 4940-01-471-6396, ELECTRONIC SHOP, TRANSPORTABLE; W/S: MISSILE, PATRIOT. 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.
NSN 5998-01-522-0259 has DEMIL Code B. 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.