The Backplane Assembly, cataloged under National Stock Number 5998-01-052-4969, 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 U S Army Tank Automotive Command Amsta-Im-Mm. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5998-01-052-4969 |
| Primary Part Number | 12277637 |
| Item Name | Backplane Assembly |
| FSC / FSG | 5998 / 59 — Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| 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 | JZ |
| Weight | 12.0000 lbs |
| Cube | 0.5000 cu ft |
| Part Number | Manufacturer |
|---|---|
| 12277637 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 12277637 | Shiloh Industries Inc (USA) |
| Reference | Meaning |
|---|---|
| 12277637 | 5/9 Secondary reference Maeco |
| 12277637 | 5/9 Secondary reference Drs Sustainment Systems, Inc. |
| 12277637 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 656502-1 | 5/9 Secondary reference Drs Sustainment Systems, Inc. |
| 12277637 | 5/9 Secondary reference Encore Industries Inc |
NSN 5998-01-052-4969 is a Backplane Assembly, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5998, Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware. Status: active.
NSN 5998-01-052-4969 has 2 manufacturer part numbers on file: 12277637 (U S Army Tank Automotive Command Amsta-Im-Mm), 12277637 (Shiloh Industries Inc).
Key specifications for 12277637: Special Features: MAJOR COMPONENTS:WASHER 4;SCREW 4;COVER 1;CHASS'S 2;CONNECTOR 87;SLEEVING AR;WIRE AR; BUSHING 1;CLAMP 1. 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 5998-01-052-4969 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.