The Spark Gap,protector Tube, cataloged under National Stock Number 5960-01-071-3293, is classified within Federal Supply Class 5960 (Electron Tubes and Associated Hardware) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 3 specifications, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5960-01-071-3293 |
| Primary Part Number | 1856971-1 |
| Item Name | Spark Gap,protector Tube |
| FSC / FSG | 5960 / 59 — Electron Tubes and Associated Hardware |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| General Characteristics Item Description | 0.297 IN. MIN,0.327 IN. MAX DIA; 2 WIRE LEADS IN |
| Special Test Features | NUCLEAR HARDNESS CRITICAL ITEM |
| Criticality Code Justification | SPCL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 1856971-1 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 2022-05B | 5/1 Secondary reference Joslyn Products |
| NH1856971-1 | 5/1 Secondary reference Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) |
NSN 5960-01-071-3293 is a Spark Gap,protector Tube, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5960, Electron Tubes and Associated Hardware. Status: active.
NSN 5960-01-071-3293 has 1 manufacturer part number on file: 1856971-1 (Northrop Grumman Systems Corporation).
Key specifications for 1856971-1: General Characteristics Item Description: 0.297 IN. MIN,0.327 IN. MAX DIA; 2 WIRE LEADS IN; Special Test Features: NUCLEAR HARDNESS CRITICAL ITEM; Criticality Code Justification: SPCL. 3 specifications are 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.