The Delay Line, cataloged under National Stock Number 5999-00-140-9243, is classified within Federal Supply Class 5999 (Miscellaneous Electrical and Electronic Components) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Esc Control Electronics Llc Dba Control Electronics Division of Fil-Coil. Government technical data includes 27 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5999-00-140-9243 |
| Primary Part Number | 1A250 |
| Item Name | Delay Line |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | Esc Control Electronics Llc Dba Control Electronics Division of Fil-Coil |
| Status | ACTIVE |
| Signal Delay Method | ELECTROMECHANICAL |
| Section Delay Time | 250.000 NANOSECONDS NOMINAL SINGLE SECTION NS |
| Mounting Facility Quantity | 2 |
| Output Impedance Rating | 100.000 OHMS |
| Body Style | RECTANGULAR |
| Body Width | 1.000 INCHES NOMINAL IN |
| Mounting Provision Arrangement Style | 2 POSITION DIAGONAL |
| Longest Vertical Distance Between Mounting Centers | 0.625 INCHES NOMINAL IN |
| Individual Section Quantity | 1 |
| Thread Pitch Diameters | +0.1177 TO 0.1214 INCHES IN |
| Delay Time Variation Method | VARIABLE |
| Stud Length | 0.470 INCHES NOMINAL IN |
| Body Length | 2.000 INCHES NOMINAL IN |
| Input Impedance Rating | 100.000 OHMS |
| Mounting Facility | THREADED STUD(S) |
| Terminal Type and Quantity | 3 WIRE LOOP |
| Surface Treatment | TIN OVERALL |
| Protective Coating Method | DIPPED OVERALL |
| Attenuation in Decibels | 6.000 |
| Operating Temp Range | -55.0 TO 125.0 CELSIUS DEGC |
| Thread Class | 2A AND 6A A |
| Material | STEEL OVERALL |
| Body Depth | 1.000 INCHES NOMINAL IN |
| Delay Time Variation Per Deg Celsius | 0.500 NANOSECONDS NS |
| Thread Size and Series/type Designator | 0.138-32 UNIFIED NATIONAL COARSE (UNC) |
| Voltage Rating | 500.000 VOLTS NOMINAL |
| Longest Horizontal Distance Between Mounting Centers | 0.625 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | X |
| Part Number | Manufacturer |
|---|---|
| 1A250 PRIMARY | Esc Control Electronics Llc Dba Control Electronics Division of Fil-Coil (USA) |
NSN 5999-00-140-9243 is a Delay Line, manufactured by Esc Control Electronics Llc Dba Control Electronics Division of Fil-Coil, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-00-140-9243 has 1 manufacturer part number on file: 1A250 (Esc Control Electronics Llc Dba Control Electronics Division of Fil-Coil).
Key specifications for 1A250: Signal Delay Method: ELECTROMECHANICAL; Section Delay Time: 250.000 NANOSECONDS NOMINAL SINGLE SECTION NS; Mounting Facility Quantity: 2; Output Impedance Rating: 100.000 OHMS. 27 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.
NSN 5999-00-140-9243 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
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.