The Network,circuit Protection, cataloged under National Stock Number 5915-01-318-2227, is classified within Federal Supply Class 5915 (Filters and Networks) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5915-01-318-2227 |
| Primary Part Number | 293-1228-040 |
| Item Name | Network,circuit Protection |
| FSC / FSG | 5915 / 59 — Filters and Networks |
| Manufacturer | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
| Status | ACTIVE |
| General Characteristics Item Description | ENCASED |
| 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 |
|---|---|
| 293-1228-040 PRIMARY | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA) |
| B1002-4 | Frequency Selective Networks, Inc. Dba Frequency Selective Networks Inc (USA) |
| Reference | Meaning |
|---|---|
| 293-1228-040 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 5915-01-318-2227 is a Network,circuit Protection, manufactured by Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems, classified under FSC 5915, Filters and Networks. Status: active.
NSN 5915-01-318-2227 has 2 manufacturer part numbers on file: 293-1228-040 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), B1002-4 (Frequency Selective Networks, Inc. Dba Frequency Selective Networks Inc).
2 possible matches (shared part number, not a government interchangeability claim): 5330-01-422-1243, 6930-01-640-7154. Verify interchangeability with system specifications before substitution.
Key specifications for 293-1228-040: General Characteristics Item Description: ENCASED. 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.