PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

666096-425Delay Line

Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc · NSN 5999-00-806-4007 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-806-4007 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-806-4007. Primary manufacturer part number: 666096-425.
Features
  • Delay Line — FSC 5999
  • Thread Class: 2A A
  • Body Length: 6.631 INCHES NOMINAL IN
  • Signal Delay Method: ELECTROMECHANICAL
  • Mounting Facility: THREADED STUD(S)
  • Mounting Provision Arrangement Style: 2 POSITION IN-LINE
  • Delay Time Variation Per Deg Celsius: 100.000 NANOSECONDS NS
  • Section Delay Time: 222.200 MICROSECONDS NOMINAL SINGLE SECTION US
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Delay Line, cataloged under National Stock Number 5999-00-806-4007, is classified within Federal Supply Class 5999 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-00-806-4007
Primary Part Number666096-425
Item NameDelay Line
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerBae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc
StatusACTIVE
Thread Class2A A
Body Length6.631 INCHES NOMINAL IN
Signal Delay MethodELECTROMECHANICAL
Mounting FacilityTHREADED STUD(S)
Mounting Provision Arrangement Style2 POSITION IN-LINE
Delay Time Variation Per Deg Celsius100.000 NANOSECONDS NS
Section Delay Time222.200 MICROSECONDS NOMINAL SINGLE SECTION US
Thread Size and Series/type Designator0.164-32 UNIFIED NATIONAL COARSE (UNC)
Terminal Type and Quantity2 SOCKET AND 3 TURRET
Attenuation in Decibels31.000
Body Depth1.546 INCHES NOMINAL IN
Mounting Facility Quantity2
Body StyleRECTANGULAR
Individual Section Quantity1
Operating Temp Range-40.0 TO 80.0 CELSIUS DEGC
Longest Horizontal Distance Between Mounting Centers4.500 INCHES NOMINAL IN
Frequency Rating30.000 MEGAHERTZ NOMINAL
Body Width6.031 INCHES NOMINAL IN
Thread Class2A A
Body Length6.631 INCHES NOMINAL IN
Signal Delay MethodELECTROMECHANICAL
Mounting FacilityTHREADED STUD(S)
Mounting Provision Arrangement Style2 POSITION IN-LINE
Delay Time Variation Per Deg Celsius100.000 NANOSECONDS NS
Section Delay Time222.200 MICROSECONDS NOMINAL SINGLE SECTION US
Thread Size and Series/type Designator0.164-32 UNIFIED NATIONAL COARSE (UNC)
Terminal Type and Quantity2 SOCKET AND 3 TURRET
Attenuation in Decibels31.000
Body Depth1.546 INCHES NOMINAL IN
Mounting Facility Quantity2
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueEA
SMR CodeXN
Verified Substitutes 9
4820-00-071-790730800 INTERCHANGEABLE
Seat,valve
Safeguard Powertech Systems
5950-00-311-831730800 INTERCHANGEABLE
Transformer,audio Frequency
Naval Ship Systems Command
5306-00-451-31265731248 INTERCHANGEABLE
Bolt,machine
Am General Llc
5935-00-920-61831250-0832 INTERCHANGEABLE
Adapter,connector
Keysight Technologies Inc
5840-01-090-1838 INTERCHANGEABLE
Support Assy,mast
5950-01-194-4267653571 INTERCHANGEABLE
Transformer,power
Raytheon Company Dba Raytheon
4320-01-216-338630800 INTERCHANGEABLE
Motor,hydraulic
Mti Insulated Products Inc.
5820-01-518-550730800 INTERCHANGEABLE
Receiver-Transmitter,radio
Anacom Inc
5998-01-522-913330-800 INTERCHANGEABLE
Circuit Card Assembly
Celtech Corporation
Cross-Reference Index
Part NumberManufacturer
0345UDL Anders Inc (USA)
30800 Brew Richard D and Co (USA)
666096-425 PRIMARY Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc (USA)
12C30800 Micro Networks Corporation (USA)
666096-425 Navcom Defense Electronics, Inc. (USA)
Related Parts
4820-00-071-7907INTERCHANGEABLE
SEAT,VALVE
30800
5950-00-311-8317INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
30800
5306-00-451-3126INTERCHANGEABLE
BOLT,MACHINE
5731248
5935-00-920-6183INTERCHANGEABLE
ADAPTER,CONNECTOR
1250-0832
5840-01-090-1838INTERCHANGEABLE
SUPPORT ASSY,MAST
5950-01-194-4267INTERCHANGEABLE
TRANSFORMER,POWER
653571
4320-01-216-3386INTERCHANGEABLE
MOTOR,HYDRAULIC
30800
5820-01-518-5507INTERCHANGEABLE
RECEIVER-TRANSMITTER,RADIO
30800
5998-01-522-9133INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
30-800

Frequently Asked Questions

What is NSN 5999-00-806-4007?

NSN 5999-00-806-4007 is a Delay Line, manufactured by Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-00-806-4007?

NSN 5999-00-806-4007 has 5 cross-referenced part numbers: 0345UDL (Anders Inc), 30800 (Brew Richard D and Co), 666096-425 (Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc), 12C30800 (Micro Networks Corporation), 666096-425 (Navcom Defense Electronics, Inc.).

What NSN replaces 5999-00-806-4007?

There are 9 known substitutes for 5999-00-806-4007: 4820-00-071-7907, 5950-00-311-8317, 5306-00-451-3126 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 666096-425?

Key specifications for 666096-425: Thread Class: 2A A; Body Length: 6.631 INCHES NOMINAL IN; Signal Delay Method: ELECTROMECHANICAL; Mounting Facility: THREADED STUD(S). 30 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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