The Jack Pad Assy, cataloged under National Stock Number 5840-01-623-1600, is classified within Federal Supply Class 5840 (Radar Equipment, Except Airborne) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Rotating Precision Mechanisms, Inc. Dba Rotating Precision Mechanisms Inc. The record lists 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5840-01-623-1600 |
| Primary Part Number | 13434-1 |
| Item Name | Jack Pad Assy |
| FSC / FSG | 5840 / 58 — Radar Equipment, Except Airborne |
| Manufacturer | Rotating Precision Mechanisms, Inc. Dba Rotating Precision Mechanisms Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 00423050-011 | Rotating Precision Mechanisms, Inc. Dba Rotating Precision Mechanisms Inc (USA) |
| 13434-1 PRIMARY | Rotating Precision Mechanisms, Inc. Dba Rotating Precision Mechanisms Inc (USA) |
| 00423050-011 PRIMARY | Sierra Nevada Company, Llc (USA) |
| Reference | Meaning |
|---|---|
| 00423050 | D/9 Drawing number reference only Sierra Nevada Company, Llc |
| 00423050-011 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5840-01-623-1600 is a Jack Pad Assy, manufactured by Rotating Precision Mechanisms, Inc. Dba Rotating Precision Mechanisms Inc, classified under FSC 5840, Radar Equipment, Except Airborne. Status: active.
NSN 5840-01-623-1600 has 3 manufacturer part numbers on file: 00423050-011 (Rotating Precision Mechanisms, Inc. Dba Rotating Precision Mechanisms Inc), 13434-1 (Rotating Precision Mechanisms, Inc. Dba Rotating Precision Mechanisms Inc), 00423050-011 (Sierra Nevada Company, Llc).
1 possible match (shared part number, not a government interchangeability claim): 5985-01-623-1677. Verify interchangeability with system specifications before substitution.
Key specifications for 13434-1: Part Name Assigned by Controlling Agency: JACK PAD ASSEMBLY; End Item Identification: SHADOW. 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 5840-01-623-1600 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.