PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

712899-12Delay Line

Raytheon Company Div Rmd Strategic · NSN 5999-00-784-7988 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-784-7988 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-784-7988. Primary manufacturer part number: 712899-12.
Features
  • Delay Line — FSC 5999
  • Coating Method: PLATED CASE
  • Terminal Type and Quantity: 1 TURRET AND 1 CONNECTOR, RECEPTACLE
  • FSC Application Data: RADAR NONAIRBORNE EXCEPT FIRE CONTROL AND GUIDED MISSILE
  • Body Style: ROUND W/SQUARE BASE
  • Material: COPPER ALLOY CASE
  • Signal Delay Method: LUMPED CONSTANT
  • Section Delay Time: 10.000 MICROSECONDS NOMINAL SINGLE SECTION US
Applications
  • Applications requiring Copper Alloy Case construction
General Description

The Delay Line, cataloged under National Stock Number 5999-00-784-7988, 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 Raytheon Company Div Rmd Strategic. Government technical data includes 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-00-784-7988
Primary Part Number712899-12
Item NameDelay Line
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerRaytheon Company Div Rmd Strategic
StatusACTIVE
Coating MethodPLATED CASE
Terminal Type and Quantity1 TURRET AND 1 CONNECTOR, RECEPTACLE
FSC Application DataRADAR NONAIRBORNE EXCEPT FIRE CONTROL AND GUIDED MISSILE
Body StyleROUND W/SQUARE BASE
MaterialCOPPER ALLOY CASE
Signal Delay MethodLUMPED CONSTANT
Section Delay Time10.000 MICROSECONDS NOMINAL SINGLE SECTION US
Longest Horizontal Distance Between Mounting Centers1.000 INCHES NOMINAL IN
Surface TreatmentNICKEL CASE
Mounting Provision Arrangement StyleFOUR POSITION RECTANGULAR
Mounting FacilityUNTHREADED HOLE(S)
Input Impedance Rating383.000 OHMS
Individual Section Quantity1
Body Diameter1.000 INCHES NOMINAL IN
Frequency Bandwidth4000.0 KILOHERTZ NOMINAL
Body Depth2.500 INCHES NOMINAL IN
Output Impedance Rating383.000 OHMS
Hole Diameter0.125 INCHES NOMINAL IN
Attenuation in Decibels42.000
Mounting Facility Quantity4
Longest Vertical Distance Between Mounting Centers1.000 INCHES NOMINAL IN
Operating Temp Range+0.0 TO 85.0 CELSIUS DEGC
Frequency Rating12.000 MEGAHERTZ NOMINAL
Coating MethodPLATED CASE
Terminal Type and Quantity1 TURRET AND 1 CONNECTOR, RECEPTACLE
FSC Application DataRADAR NONAIRBORNE EXCEPT FIRE CONTROL AND GUIDED MISSILE
Body StyleROUND W/SQUARE BASE
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor6145-01-136-1822 (84014/29-2410S)
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeX
Weight1.0000 lbs
Cube0.0318 cu ft
Verified Substitutes 12
6145-01-136-182284014/29-2410S SUCCESSOR
Cable,special Purpose,electrical
Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (drawings)
5950-00-004-6174986095-1 INTERCHANGEABLE
Reactor
Raytheon Company Dba Raytheon
6670-00-062-51579080 INTERCHANGEABLE
Weight,balance
Troemner Llc
6140-00-119-1390HV010 INTERCHANGEABLE
Battery,storage
Saft America Inc. Dba Tadiran Batteries Div Aviation Division
5330-00-246-02249540 INTERCHANGEABLE
Gasket
Taylor Machine Works Inc
6625-00-470-84321212-09540 INTERCHANGEABLE
Voltmeter
Simpson Electric Company, Inc.
5330-00-863-69085034 INTERCHANGEABLE
Gasket,cork
Jaidinger Manufacturing Co Inc Dba Jaidinger Manufacturing Co Inc
5930-00-883-10749540 INTERCHANGEABLE
Switch,push-Pull
Cole Hersee Company
5940-00-898-9913A760-5016 INTERCHANGEABLE
Terminal Board
Jaidinger Manufacturing Co Inc Dba Jaidinger Manufacturing Co Inc
6680-00-913-58285158-20 INTERCHANGEABLE
Tube,indicator
King Engineering Corporation Dba King-Gage Systems
Cross-Reference Index
Part NumberManufacturer
712899-12 PRIMARY Raytheon Company Div Rmd Strategic (USA)
9540 St Olektron Corp (USA)
Related Parts
SUCCESSOR 6145-01-136-1822 Cable,special Purpose,electrical · 84014/29-2410S
5950-00-004-6174INTERCHANGEABLE
REACTOR
986095-1
6670-00-062-5157INTERCHANGEABLE
WEIGHT,BALANCE
9080
6140-00-119-1390INTERCHANGEABLE
BATTERY,STORAGE
HV010
5330-00-246-0224INTERCHANGEABLE
GASKET
9540
6625-00-470-8432INTERCHANGEABLE
VOLTMETER
1212-09540
5330-00-863-6908INTERCHANGEABLE
GASKET,CORK
5034
5930-00-883-1074INTERCHANGEABLE
SWITCH,PUSH-PULL
9540
5940-00-898-9913INTERCHANGEABLE
TERMINAL BOARD
A760-5016
6680-00-913-5828INTERCHANGEABLE
TUBE,INDICATOR
5158-20
6532-01-088-7642INTERCHANGEABLE
SURGICAL PACK,GOWN AND TOWEL
9545
5965-01-213-0239INTERCHANGEABLE
MICROPHONE,DYNAMIC
9540

Frequently Asked Questions

What is NSN 5999-00-784-7988?

NSN 5999-00-784-7988 is a Delay Line, manufactured by Raytheon Company Div Rmd Strategic, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-00-784-7988?

NSN 5999-00-784-7988 has 2 cross-referenced part numbers: 712899-12 (Raytheon Company Div Rmd Strategic), 9540 (St Olektron Corp).

What NSN replaces 5999-00-784-7988?

There are 12 known substitutes for 5999-00-784-7988: 6145-01-136-1822, 5950-00-004-6174, 6670-00-062-5157 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 712899-12?

Key specifications for 712899-12: Coating Method: PLATED CASE; Terminal Type and Quantity: 1 TURRET AND 1 CONNECTOR, RECEPTACLE; FSC Application Data: RADAR NONAIRBORNE EXCEPT FIRE CONTROL AND GUIDED MISSILE; Body Style: ROUND W/SQUARE BASE. 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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