The Filter,radio Frequency Interfere, cataloged under National Stock Number 5915-01-370-5970, is classified within Federal Supply Class 5915 (Filters and Networks) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Amphenol Corp Div Amphenol Aerospace Operations. Government technical data includes 27 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5915-01-370-5970 |
| Primary Part Number | 21-299723-20S |
| Item Name | Filter,radio Frequency Interfere |
| FSC / FSG | 5915 / 59 — Filters and Networks |
| Manufacturer | Amphenol Corp Div Amphenol Aerospace Operations |
| Status | ACTIVE |
| Maximum Dielectric Withstanding DC Voltage | 500.0 VOLTS AT SEA LEVEL |
| Mounting Facility Type and Quantity | 1 THREADED BUSHING LOCATION NOT OTHERWISE SPECIFIED |
| Inclosure Type | HERMETICALLY SEALED |
| Body Surface Treatment | CADMIUM |
| Functional Terminal Type and Quantity | 20 FRICTION W/GROUNDING STRAP AND PIN INPUT-OUTPUT LOCATION NOT OTHERWISE SPECIFIED |
| Source Impedance Rating Per Function | 50.0 OHMS 5TH RADIO INTERFERENCE FIFTH FUNCTION |
| Source Impedance Rating Per Function | 50.0 OHMS 2ND RADIO INTERFERENCE SECOND FUNCTION |
| Source Impedance Rating Per Function | 50.0 OHMS 4TH RADIO INTERFERENCE FOURTH FUNCTION |
| Source Impedance Rating Per Function | 50.0 OHMS 3RD RADIO INTERFERENCE THIRD FUNCTION |
| Source Impedance Rating Per Function | 50.0 OHMS 1ST RADIO INTERFERENCE FIRST FUNCTION |
| Source Impedance Rating Per Function | 50.0 OHMS 6TH RADIO INTERFERENCE SIXTH FUNCTION |
| Style Designator | FILTER CONNECTOR |
| Mounting Facility Screw Thread Series Designator | UNEF |
| Features Provided | NUT |
| Nominal Thread Size | 1.625 INCHES IN |
| Body Material | ALUMINUM |
| Operating Voltage Rating and Type Per Function | 200.0 VOLTS DC 2ND RADIO INTERFERENCE SECOND FUNCTION |
| Operating Voltage Rating and Type Per Function | 200.0 VOLTS DC 6TH RADIO INTERFERENCE SIXTH FUNCTION |
| Operating Voltage Rating and Type Per Function | 200.0 VOLTS DC 3RD RADIO INTERFERENCE THIRD FUNCTION |
| Operating Voltage Rating and Type Per Function | 200.0 VOLTS DC 1ST RADIO INTERFERENCE FIRST FUNCTION |
| Operating Voltage Rating and Type Per Function | 200.0 VOLTS DC 5TH RADIO INTERFERENCE FIFTH FUNCTION |
| Operating Voltage Rating and Type Per Function | 200.0 VOLTS DC 4TH RADIO INTERFERENCE FOURTH FUNCTION |
| Principal Circuitry Type Per Function | INDUCTANCE-CAPACITANCE 3RD RADIO INTERFERENCE THIRD FUNCTION |
| Principal Circuitry Type Per Function | INDUCTANCE-CAPACITANCE 4TH RADIO INTERFERENCE FOURTH FUNCTION |
| Principal Circuitry Type Per Function | INDUCTANCE-CAPACITANCE 6TH RADIO INTERFERENCE SIXTH FUNCTION |
| Principal Circuitry Type Per Function | INDUCTANCE-CAPACITANCE 2ND RADIO INTERFERENCE SECOND FUNCTION |
| Principal Circuitry Type Per Function | INDUCTANCE-CAPACITANCE 5TH RADIO INTERFERENCE FIFTH FUNCTION |
| 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 |
|---|---|
| 21-299723-20S PRIMARY | Amphenol Corp Div Amphenol Aerospace Operations (USA) |
NSN 5915-01-370-5970 is a Filter,radio Frequency Interfere, manufactured by Amphenol Corp Div Amphenol Aerospace Operations, classified under FSC 5915, Filters and Networks. Status: active.
NSN 5915-01-370-5970 has 1 manufacturer part number on file: 21-299723-20S (Amphenol Corp Div Amphenol Aerospace Operations).
Key specifications for 21-299723-20S: Maximum Dielectric Withstanding DC Voltage: 500.0 VOLTS AT SEA LEVEL; Mounting Facility Type and Quantity: 1 THREADED BUSHING LOCATION NOT OTHERWISE SPECIFIED; Overall Height: 2.062 INCHES NOMINAL IN; Inclosure Type: HERMETICALLY SEALED. 27 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.