The Filter,band Pass, cataloged under National Stock Number 5915-01-328-1333, is classified within Federal Supply Class 5915 (Filters and Networks) of the Electrical and Electronic Equipment Components group. The manufacturer of record is K&l Microwave Llc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5915-01-328-1333 |
| Primary Part Number | 6BK-70/X50-0/0 |
| Item Name | Filter,band Pass |
| FSC / FSG | 5915 / 59 — Filters and Networks |
| Manufacturer | K&l Microwave Llc |
| Status | ACTIVE |
| Reference Frequency Per Function | 70.0 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Mounting Facility Type and Quantity | 2 THREADED STUD(S) LOCATION NOT OTHERWISE SPECIFIED |
| Inclosure Type | HERMETICALLY SEALED |
| Body Surface Treatment | TIN |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Length | 2.000 INCHES NOMINAL IN |
| Output Terminal Identification | SMA-RECEPTACLE |
| 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 | 50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Body Width | 1.880 INCHES NOMINAL IN |
| Body Height | 0.750 INCHES NOMINAL IN |
| Output Terminal Manufacturer Code | 59492 |
| Style Designator | RECTANGULAR TERMINAL/TERMINALS ON OPPOSITE SURFACES |
| Mounting Facility Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Features Provided | FUNGUS RESISTANT AND MOISTURE RESISTANT |
| Nominal Thread Size | 0.112 INCHES IN |
| Body Material | METAL |
| Body Length | 2.380 INCHES NOMINAL IN |
| Input Terminal Manufacturer Code | 59492 |
| Discrimination at Specified Frequencies Per Function in Decibels | 1.0 MINIMUM BLANK AND 60.0 MAXIMUM BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Principal Circuitry Type Per Function | CRYSTAL BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Frequency Band Width Per Function | 69.975 MEGAHERTZ BLANK AND 70.025 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Input Terminal Identification | SMA-RECEPTACLE |
| Operating Temp Range | +0.0 TO 50.0 CELSIUS DEGC |
| Insertion Loss at Reference Frequency Per Function in Decibels | 10.0 BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Load Impedance Per Function | 50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Specified Frequencies of Discrimination Per Function | 69.80 MEGAHERTZ BLANK AND 69.975 MEGAHERTZ BLANK AND 70.025 MEGAHERTZ BLANK AND 70.20 MEGAHERTZ 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 |
|---|---|
| 6BK-70/X50-0/0 | K&l Microwave Llc (USA) |
| Reference | Meaning |
|---|---|
| 001-58020 | 3/9 Design control — primary reference Quartztek Inc |
| 001-58020 | C/1 Advisory reference — outside the item-of-supply concept K&l Microwave Llc |
NSN 5915-01-328-1333 is a Filter,band Pass, manufactured by K&l Microwave Llc, classified under FSC 5915, Filters and Networks. Status: active.
NSN 5915-01-328-1333 has 1 manufacturer part number on file: 6BK-70/X50-0/0 (K&l Microwave Llc).
Key specifications for 6BK-70/X50-0/0: Reference Frequency Per Function: 70.0 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED; Mounting Facility Type and Quantity: 2 THREADED STUD(S) LOCATION NOT OTHERWISE SPECIFIED; Inclosure Type: HERMETICALLY SEALED; Body Surface Treatment: TIN. 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.