PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5640Delay Line

St Olektron Corp · NSN 5999-00-102-7450 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-102-7450 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-102-7450. Primary manufacturer part number: 5640.
Features
  • Delay Line — FSC 5999
  • 2 verified cross-references
  • Primary manufacturer: St Olektron Corp
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Delay Line, cataloged under National Stock Number 5999-00-102-7450, 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 St Olektron Corp. 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
NSN5999-00-102-7450
Primary Part Number5640
Item NameDelay Line
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerSt Olektron Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor6625-01-044-3834 (5640)
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeX
Verified Substitutes 12
6625-01-044-38345640 SUCCESSOR
Multimeter
Astronics Test Systems Inc
5998-01-387-66356050 ITEM 5 SUCCESSOR
Printed Wiring Board
Howell Laboratories Inc Dba Howell Laboratories Inc
9540-00-148-4299 INTERCHANGEABLE
Angle,structural
5210-00-243-210052-470-160 INTERCHANGEABLE
Gage,thread Cutting Tool
Fred V. Fowler Company, L.l.c.
5935-00-244-822950-011-0029 INTERCHANGEABLE
Connector,plug,electrical
Itt Cannon Rf Products
6640-00-368-676628014-10 INTERCHANGEABLE
Flask,volumetric
Kimble Glass Inc Sub of Owens-Illinois Inc
5360-00-397-4606 INTERCHANGEABLE
Spring,spiral,torsion
6640-00-425-50002801750 INTERCHANGEABLE
Flask,volumetric
Gerresheimer Glass Inc Div Gerresheimer Glass
6640-00-425-6000 INTERCHANGEABLE
Flask,volumetric
6640-00-425-8000 INTERCHANGEABLE
Flask,volumetric
Cross-Reference Index
Part NumberManufacturer
5640 St Olektron Corp (USA)
368705-1 Raytheon Company (USA)
Related Parts
SUCCESSOR 6625-01-044-3834 Multimeter · 5640
5998-01-387-6635SUCCESSOR
PRINTED WIRING BOARD
6050 ITEM 5
9540-00-148-4299INTERCHANGEABLE
ANGLE,STRUCTURAL
5210-00-243-2100INTERCHANGEABLE
GAGE,THREAD CUTTING TOOL
52-470-160
5935-00-244-8229INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
50-011-0029
6640-00-368-6766INTERCHANGEABLE
FLASK,VOLUMETRIC
28014-10
5360-00-397-4606INTERCHANGEABLE
SPRING,SPIRAL,TORSION
6640-00-425-5000INTERCHANGEABLE
FLASK,VOLUMETRIC
2801750
6640-00-425-6000INTERCHANGEABLE
FLASK,VOLUMETRIC
6640-00-425-8000INTERCHANGEABLE
FLASK,VOLUMETRIC
6640-00-425-9000INTERCHANGEABLE
FLASK,VOLUMETRIC
5640-1L
3455-01-052-4051INTERCHANGEABLE
CUTTER,MILLING,END
LIST 5640 EDP 56902

Frequently Asked Questions

What is NSN 5999-00-102-7450?

NSN 5999-00-102-7450 is a Delay Line, manufactured by St Olektron Corp, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-00-102-7450?

NSN 5999-00-102-7450 has 2 cross-referenced part numbers: 5640 (St Olektron Corp), 368705-1 (Raytheon Company).

What NSN replaces 5999-00-102-7450?

There are 12 known substitutes for 5999-00-102-7450: 6625-01-044-3834, 5998-01-387-6635, 9540-00-148-4299 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5640?

Key specifications for 5640: Special Features: TERMINAL QTY:2;TERMINAL TYPE:PIN;O/A HEIGHT:0.380 IN.NOM;CONTAINER MATERIAL:METAL;MTG CONFIGURATION:PRINTED CIRCUIT PIN MTD;CRYSTAL QTY:1;TERMINAL LOCATION:BOTTOM;CRYSTAL MATERIAL:QUARTZ;CRYSTAL FREQUENCY FOR WHICH DESIGNED:30.0 MEGAHERTZ;CONTAINER FLUID TYPE:ANY ACCEPTABLE; IN; Overall Length: 1.100 INCHES NOMINAL IN; Overall Width: 0.380 INCHES NOMINAL IN; Special Features: TERMINAL QTY:2;TERMINAL TYPE:PIN;O/A HEIGHT:0.380 IN.NOM;CONTAINER MATERIAL:METAL;MTG CONFIGURATION:PRINTED CIRCUIT PIN MTD;CRYSTAL QTY:1;TERMINAL LOCATION:BOTTOM;CRYSTAL MATERIAL:QUARTZ;CRYSTAL FREQUENCY FOR WHICH DESIGNED:30.0 MEGAHERTZ;CONTAINER FLUID TYPE:ANY ACCEPTABLE; IN. 6 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com