The Network,summation, cataloged under National Stock Number 5915-00-650-7939, is classified within Federal Supply Class 5915 (Filters and Networks) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5915-00-650-7939 |
| Primary Part Number | 1440603-20 |
| Item Name | Network,summation |
| FSC / FSG | 5915 / 59 — Filters and Networks |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| General Characteristics Item Description | HERMETICALLY SEALED,CASE SIZE 3.063 IN. LG,1.531 IN. W,1.031 IN. H IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 77-271PC20 | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
| 1440603-20 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 6750-120 | 5/9 Secondary reference Meggitt (new Hampshire), Inc |
NSN 5915-00-650-7939 is a Network,summation, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5915, Filters and Networks. Status: active.
NSN 5915-00-650-7939 has 2 manufacturer part numbers on file: 77-271PC20 (Lockheed Martin Corporation Div Rms - Mitchel Field), 1440603-20 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 1440603-20: General Characteristics Item Description: HERMETICALLY SEALED,CASE SIZE 3.063 IN. LG,1.531 IN. W,1.031 IN. H IN. 1 specification is documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
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.