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NSN 5915-01-411-6933Government record, cited
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Filter, Low Pass5915-01-411-6933

NSN 5915-01-411-6933 · NIIN 014116933 · Part number 4LH31-126/T1400-0/0
K&l Microwave Llc · FSC 5915 — Filters and Networks · FSG 59 — Electrical and Electronic Equipment Components · CAGE 50140
Government record, cited
NSN 5915-01-411-6933 — this item is cataloged by the U.S. Government under National Stock Number 5915-01-411-6933. Manufacturer of record part number: 4LH31-126/T1400-0/0.
Also searched as  5915-01-411-6933 · 5915014116933 · NIIN 014116933 · 01-411-6933 · FSC 5915 Filters and Networks · CAGE 50140 · 4LH31-126/T1400-0/0
Nearby stock numbers  ·
Features
  • Filter,low Pass — FSC 5915
  • Reference Frequency Per Function: 126.0 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
  • Voltage Standing Wave Ratio Per Function: 1.5 BLANK LOCATION NOT OTHERWISE SPECIFIED
  • Source Impedance Rating Per Function: 50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
  • Frequency Band Width Per Function: 140.00 MEGAHERTZ BLANK AND 1400.00 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
  • Insertion Loss at Reference Frequency Per Function in Decibels: 1.0 BLANK LOCATION NOT OTHERWISE SPECIFIED
  • Load Impedance Per Function: 50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
  • 2 manufacturer part numbers on file
Identification
  • NSN: 5915-01-411-6933
  • NIIN: 014116933
  • FSC: 5915 — Filters and Networks
  • FSG: 59 — Electrical and Electronic Equipment Components
  • Primary part number: 4LH31-126/T1400-0/0
  • Manufacturer: K&l Microwave Llc
General Description

The Filter,low Pass, cataloged under National Stock Number 5915-01-411-6933, 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 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.

Technical Specifications
ParameterValue
NSN5915-01-411-6933
Primary Part Number4LH31-126/T1400-0/0
Item NameFilter,low Pass
FSC / FSG5915 / 59 — Filters and Networks
ManufacturerK&l Microwave Llc
StatusACTIVE
Reference Frequency Per Function126.0 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
Voltage Standing Wave Ratio Per Function1.5 BLANK LOCATION NOT OTHERWISE SPECIFIED
Source Impedance Rating Per Function50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
Frequency Band Width Per Function140.00 MEGAHERTZ BLANK AND 1400.00 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
Insertion Loss at Reference Frequency Per Function in Decibels1.0 BLANK LOCATION NOT OTHERWISE SPECIFIED
Load Impedance Per Function50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardPossible hazard — SDS may be required (DLA HMIC P)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
4LH31-126/T1400-0/0 Thales Uk Limited Secure Communications and Information Systems (GBR)
4LH31-126/T1400-0/0 PRIMARY K&l Microwave Llc (USA)
Reference documents
ReferenceMeaning
4LH31-126/T1400-0/0 5/9 Secondary reference
Redifon Mel Ltd
No interchangeability data on file.
Other items in FSC 5915 — Filters and Networks
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5915-00-000-0148
FILTER,BAND PASS
5915-00-001-1389
5915-00-001-1389 · Item name not on file
5915-00-001-1621
FILTER,BAND PASS
5915-00-001-2789
5915-00-001-2789 · Item name not on file
5915-00-001-2928
FILTER,BAND SUPPRESSION
5915-00-001-2936
FILTER,RADIO FREQUENCY INTERFERE
5915-00-001-3003
5915-00-001-3003 · Item name not on file
5915-00-001-3117
FILTER ASSEMBLY,ELECTRICAL

Frequently Asked Questions

What is NSN 5915-01-411-6933?

NSN 5915-01-411-6933 is a Filter,low Pass, manufactured by K&l Microwave Llc, classified under FSC 5915, Filters and Networks. Status: active.

What part numbers are listed for NSN 5915-01-411-6933?

NSN 5915-01-411-6933 has 2 manufacturer part numbers on file: 4LH31-126/T1400-0/0 (Thales Uk Limited Secure Communications and Information Systems), 4LH31-126/T1400-0/0 (K&l Microwave Llc).

What are the specifications of 4LH31-126/T1400-0/0?

Key specifications for 4LH31-126/T1400-0/0: Reference Frequency Per Function: 126.0 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED; Voltage Standing Wave Ratio Per Function: 1.5 BLANK LOCATION NOT OTHERWISE SPECIFIED; Source Impedance Rating Per Function: 50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED; Frequency Band Width Per Function: 140.00 MEGAHERTZ BLANK AND 1400.00 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED. 6 specifications are documented in the U.S. Government catalog.

Is NSN 5915-01-411-6933 hazardous material?

Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

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.

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✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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