The Filter,band Pass, cataloged under National Stock Number 5915-01-449-1535, 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 8 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5915-01-449-1535 |
| Primary Part Number | X51B10-243/8-P |
| Item Name | Filter,band Pass |
| FSC / FSG | 5915 / 59 — Filters and Networks |
| Manufacturer | K&l Microwave Llc |
| Status | ACTIVE |
| Reference Frequency Per Function | 243.0 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Inclosure Type | HERMETICALLY SEALED |
| Functional Terminal Type and Quantity | 5 PIN INPUT-OUTPUT/GROUND LOCATION NOT OTHERWISE SPECIFIED |
| Body Width | 0.310 INCHES NOMINAL IN |
| Body Height | 0.320 INCHES NOMINAL IN |
| Style Designator | RECTANGULAR TERMINAL/TERMINALS ON ONE SURFACE |
| Body Length | 1.160 INCHES NOMINAL IN |
| Insertion Loss at Reference Frequency Per Function in Decibels | 9.0 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 |
|---|---|
| X51B10-243/8-P PRIMARY | K&l Microwave Llc (USA) |
| XB5PP243/8 PRIMARY | Wavetek Rf Products, Inc (USA) |
| Reference | Meaning |
|---|---|
| 325369 | D/9 Drawing number reference only Raytheon Company |
| 325369-1 | 7/2 Vendor item drawing reference Raytheon Company |
NSN 5915-01-449-1535 is a Filter,band Pass, manufactured by K&l Microwave Llc, classified under FSC 5915, Filters and Networks. Status: active.
NSN 5915-01-449-1535 has 2 manufacturer part numbers on file: X51B10-243/8-P (K&l Microwave Llc), XB5PP243/8 (Wavetek Rf Products, Inc).
Key specifications for X51B10-243/8-P: Reference Frequency Per Function: 243.0 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED; Overall Height: 0.460 INCHES NOMINAL IN; Inclosure Type: HERMETICALLY SEALED; Functional Terminal Type and Quantity: 5 PIN INPUT-OUTPUT/GROUND LOCATION NOT OTHERWISE SPECIFIED. 8 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.