The Filter,band Pass, cataloged under National Stock Number 5915-01-026-8564, is classified within Federal Supply Class 5915 (Filters and Networks) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Microwave Development Laboratories, Inc. Dba Microwave Development Laboratories Inc. Government technical data includes 22 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government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 | 5915-01-026-8564 |
| Primary Part Number | 137FP199 |
| Item Name | Filter,band Pass |
| FSC / FSG | 5915 / 59 — Filters and Networks |
| Manufacturer | Microwave Development Laboratories, Inc. Dba Microwave Development Laboratories Inc |
| Status | ACTIVE |
| Reference Frequency Per Function | 7.5 GIGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Mounting Facility Type and Quantity | 2 FLANGE LOCATION NOT OTHERWISE SPECIFIED |
| Voltage Standing Wave Ratio Per Function | 1.1 BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Inclosure Type | ENCASED |
| Inside Width | 0.755 INCHES NOMINAL IN |
| Output Terminal Identification | UG-441/U |
| Functional Terminal Type and Quantity | 1 CIRCULAR FLANGE INPUT FIRST FUNCTION |
| Functional Terminal Type and Quantity | 1 CIRCULAR FLANGE OUTPUT SECOND FUNCTION |
| Body Outside Diameter | 3.125 INCHES NOMINAL IN |
| Source Impedance Rating Per Function | 50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Output Terminal Manufacturer Code | 80058 |
| Style Designator | ROUND TERMINAL/TERMINALS ON OPPOSITE SURFACES |
| Voltage Standing Wave Ratio Frequency Limits Per Function | 7.25 GIGAHERTZ BLANK AND 7.75 GIGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Input Terminal Manufacturer Code | 80058 |
| Discrimination at Specified Frequencies Per Function in Decibels | 25.0 MINIMUM BLANK AND 1.0 MAXIMUM BLANK FIRST FUNCTION |
| Frequency Band Width Per Function | 7.25 GIGAHERTZ BLANK AND 7.75 GIGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Input Terminal Identification | UG-441/U |
| Operating Temp Range | -60.0 TO 120.0 CELSIUS DEGC |
| Insertion Loss at Reference Frequency Per Function in Decibels | 0.6 BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Inside Height | 1.503 INCHES NOMINAL IN |
| Load Impedance Per Function | 50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Specified Frequencies of Discrimination Per Function | 6.90 GIGAHERTZ BLANK AND 7.25 GIGAHERTZ BLANK AND 7.75 GIGAHERTZ BLANK AND 8.40 GIGAHERTZ 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 |
|---|---|
| 137FP199 | Microwave Development Laboratories, Inc. Dba Microwave Development Laboratories Inc (USA) |
| Reference | Meaning |
|---|---|
| SM-A-723140 | 3/2 Design control — primary reference U.S. Government activity |
| 201002 | 5/9 Secondary reference Lockheed Martin Corporation Div Lockheed Martin Information Systems & Global Solutions |
NSN 5915-01-026-8564 is a Filter,band Pass, manufactured by Microwave Development Laboratories, Inc. Dba Microwave Development Laboratories Inc, classified under FSC 5915, Filters and Networks. Status: active.
NSN 5915-01-026-8564 has 1 manufacturer part number on file: 137FP199 (Microwave Development Laboratories, Inc. Dba Microwave Development Laboratories Inc).
5 possible matches (shared part number, not a government interchangeability claim): 5895-01-229-5402, 6530-01-298-5540, 6680-01-360-9661. Verify interchangeability with system specifications before substitution.
Key specifications for 137FP199: Reference Frequency Per Function: 7.5 GIGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED; Mounting Facility Type and Quantity: 2 FLANGE LOCATION NOT OTHERWISE SPECIFIED; Voltage Standing Wave Ratio Per Function: 1.1 BLANK LOCATION NOT OTHERWISE SPECIFIED; Inclosure Type: ENCASED. 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.