The Module,geometry Correction, cataloged under National Stock Number 5840-01-039-8537, 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 Intronics Power Inc. Dba Intronics Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5840-01-039-8537 |
| Primary Part Number | S1139 |
| Item Name | Module,geometry Correction |
| FSC / FSG | 5840 / 58 — Radar Equipment, Except Airborne |
| Manufacturer | Intronics Power Inc. Dba Intronics Inc |
| Status | ACTIVE |
| General Characteristics Item Description | BRASS CASE,2.020 IN. L,2.020 IN. W,0.420 IN. H,15 PIN TYPE TERMINALS ON BOTTOM OF CASE IN TWO ROWS 0.800 IN. CTR TO CTR,TERMINALS 0.040 IN. DIA AND0.250 IN. L WITH GOLD PLATED FINISH,O PERATING VOLTAGE PLUS AND MINUS 14.7 VDC TO PLUS AND MINUS 15.3 VDC,PLUS AND MINUS 20.0 VDC ABSOLUTE MAXIMUM,10.0 MADC QUIESCENT CURRENT,OPERATING TEMP RANGE 0.0 TO 70.0 DEG C,STORAGE TEMP RANGE M 25.0 TO P 85.0 DEG C VDC |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | N |
| Part Number | Manufacturer |
|---|---|
| S1139 PRIMARY | Intronics Power Inc. Dba Intronics Inc (USA) |
| Reference | Meaning |
|---|---|
| 1757-8428 | 5/9 Secondary reference Lockheed Martin Corp Lockheed Martin Mission Systems |
NSN 5840-01-039-8537 is a Module,geometry Correction, manufactured by Intronics Power Inc. Dba Intronics Inc, classified under FSC 5840, Radar Equipment, Except Airborne. Status: active.
NSN 5840-01-039-8537 has 1 manufacturer part number on file: S1139 (Intronics Power Inc. Dba Intronics Inc).
1 possible match (shared part number, not a government interchangeability claim): 5945-01-120-4224. Verify interchangeability with system specifications before substitution.
Key specifications for S1139: General Characteristics Item Description: BRASS CASE,2.020 IN. L,2.020 IN. W,0.420 IN. H,15 PIN TYPE TERMINALS ON BOTTOM OF CASE IN TWO ROWS 0.800 IN. CTR TO CTR,TERMINALS 0.040 IN. DIA AND0.250 IN. L WITH GOLD PLATED FINISH,O PERATING VOLTAGE PLUS AND MINUS 14.7 VDC TO PLUS AND MINUS 15.3 VDC,PLUS AND MINUS 20.0 VDC ABSOLUTE MAXIMUM,10.0 MADC QUIESCENT CURRENT,OPERATING TEMP RANGE 0.0 TO 70.0 DEG C,STORAGE TEMP RANGE M 25.0 TO P 85.0 DEG C VDC; End Item Identification: AUTOMATED RADAR TERMINAL SYSTEM 2A (ARTS2A) A. 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 5840-01-039-8537 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.