The Network,summation, cataloged under National Stock Number 5915-00-650-7976, is classified within Federal Supply Class 5915 (Filters and Networks) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5915-00-650-7976 |
| Primary Part Number | 77-273PC68 |
| Item Name | Network,summation |
| FSC / FSG | 5915 / 59 — Filters and Networks |
| Manufacturer | Lockheed Martin Corporation Div Rms - Mitchel Field |
| Status | ACTIVE |
| General Characteristics Item Description | HERMETICALLY SEALED; 3.060 IN. MAX H; 1.030 IN. MAX W; 3.220 IN. MAX LG; 1 CONNECTOR; 6 PIN TERMINALS; 2 MTG STUDS 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 |
|---|---|
| 6750-368D | Meggitt (new Hampshire), Inc (USA) |
| 1440634PC68 | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 77-273PC68 PRIMARY | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
NSN 5915-00-650-7976 is a Network,summation, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5915, Filters and Networks. Status: active.
NSN 5915-00-650-7976 has 3 manufacturer part numbers on file: 6750-368D (Meggitt (new Hampshire), Inc), 1440634PC68 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 77-273PC68 (Lockheed Martin Corporation Div Rms - Mitchel Field).
Key specifications for 77-273PC68: General Characteristics Item Description: HERMETICALLY SEALED; 3.060 IN. MAX H; 1.030 IN. MAX W; 3.220 IN. MAX LG; 1 CONNECTOR; 6 PIN TERMINALS; 2 MTG STUDS 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.