The Filter,band Pass, cataloged under National Stock Number 5915-01-320-0950, is classified within Federal Supply Class 5915 (Filters and Networks) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Technical Services Laboratory, Inc. Dba Technical Services Laboratory Inc. Government technical data includes 22 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5915-01-320-0950 |
| Primary Part Number | A3408-9 |
| Item Name | Filter,band Pass |
| FSC / FSG | 5915 / 59 — Filters and Networks |
| Manufacturer | Technical Services Laboratory, Inc. Dba Technical Services Laboratory Inc |
| Status | ACTIVE |
| Reference Frequency Per Function | 22.0 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Mounting Facility Type and Quantity | 4 THREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED |
| Voltage Standing Wave Ratio Per Function | 1.5 SINGLE BAND PASS LOCATION NOT OTHERWISE SPECIFIED |
| Inclosure Type | ENCASED |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Length | 4.795 INCHES MINIMUM AND 4.805 INCHES MAXIMUM IN |
| Output Terminal Identification | SMB-FEMALE |
| Functional Terminal Type and Quantity | 1 CONNECTOR, RECEPTACLE OUTPUT SECOND FUNCTION |
| Functional Terminal Type and Quantity | 1 CONNECTOR, RECEPTACLE INPUT FIRST FUNCTION |
| Source Impedance Rating Per Function | 75.0 MEGOHMS BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Body Width | 1.490 INCHES MINIMUM AND 1.510 INCHES MAXIMUM IN |
| Style Designator | RECTANGULAR TERMINAL/TERMINALS ON OPPOSITE SURFACES |
| Mounting Facility Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Nominal Thread Size | 0.112 INCHES IN |
| Body Length | 4.990 INCHES MINIMUM AND 5.010 INCHES MAXIMUM IN |
| Voltage Standing Wave Ratio Frequency Limits Per Function | 21.78 MEGAHERTZ BLANK AND 22.22 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Width | 1.295 INCHES MINIMUM AND 1.305 INCHES MAXIMUM IN |
| Principal Circuitry Type Per Function | INDUCTANCE-CAPACITANCE BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Frequency Band Width Per Function | 21.78 MEGAHERTZ BLANK AND 22.22 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Input Terminal Identification | SMB-FEMALE |
| Operating Temp Range | +0.0 TO 50.0 CELSIUS DEGC |
| Insertion Loss at Reference Frequency Per Function in Decibels | 2.5 BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Load Impedance Per Function | 75.0 MEGOHMS BLANK LOCATION NOT OTHERWISE SPECIFIED |
| 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 |
|---|---|
| 5B54-22.0/X0.44-A/A | K&l Microwave Llc (USA) |
| A3408-9 PRIMARY | Technical Services Laboratory, Inc. Dba Technical Services Laboratory Inc (USA) |
| Reference | Meaning |
|---|---|
| A3408-9 | 5/9 Secondary reference Aiken Advanced Systems Inc a Div of Amstar Technical Products Inc an Affil of Amstar Corp |
NSN 5915-01-320-0950 is a Filter,band Pass, manufactured by Technical Services Laboratory, Inc. Dba Technical Services Laboratory Inc, classified under FSC 5915, Filters and Networks. Status: active.
NSN 5915-01-320-0950 has 2 manufacturer part numbers on file: 5B54-22.0/X0.44-A/A (K&l Microwave Llc), A3408-9 (Technical Services Laboratory, Inc. Dba Technical Services Laboratory Inc).
Key specifications for A3408-9: Reference Frequency Per Function: 22.0 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED; Mounting Facility Type and Quantity: 4 THREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED; Overall Height: 1.240 INCHES MINIMUM AND 1.260 INCHES MAXIMUM IN; Voltage Standing Wave Ratio Per Function: 1.5 SINGLE BAND PASS LOCATION NOT OTHERWISE SPECIFIED. 22 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.