The Delay Line, cataloged under National Stock Number 5999-00-450-2139, 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 17 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5999-00-450-2139 |
| Primary Part Number | 31A74 |
| 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 | TRANSMISSION LINE |
| Section Delay Time | 2.000 MICROSECONDS NOMINAL SINGLE SECTION US |
| Mounting Facility Quantity | 2 |
| Output Impedance Rating | 2.000 KILOHMS |
| Body Style | RECTANGULAR |
| Body Width | 1.000 INCHES NOMINAL IN |
| Mounting Provision Arrangement Style | 2 POSITION IN-LINE |
| Individual Section Quantity | 1 |
| Body Length | 2.000 INCHES NOMINAL IN |
| Input Impedance Rating | 2.000 KILOHMS |
| Mounting Facility | THREADED STUD(S) |
| Terminal Type and Quantity | 3 WIRE LEADS |
| Attenuation in Decibels | 0.920 |
| Operating Temp Range | -55.0 TO 125.0 CELSIUS DEGC |
| Body Depth | 0.370 INCHES NOMINAL IN |
| Thread Size and Series/type Designator | 0.112-40 UNIFIED NATIONAL COARSE (UNC) |
| Longest Horizontal Distance Between Mounting Centers | 1.500 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 | J |
| Part Number | Manufacturer |
|---|---|
| V00369-001 | Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc (USA) |
| 31A74 PRIMARY | Esc Control Electronics Llc Dba Control Electronics Division of Fil-Coil (USA) |
NSN 5999-00-450-2139 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 5999-00-450-2139 has 2 manufacturer part numbers on file: V00369-001 (Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc), 31A74 (Esc Control Electronics Llc Dba Control Electronics Division of Fil-Coil).
Key specifications for 31A74: Signal Delay Method: TRANSMISSION LINE; Section Delay Time: 2.000 MICROSECONDS NOMINAL SINGLE SECTION US; Mounting Facility Quantity: 2; Output Impedance Rating: 2.000 KILOHMS. 17 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 5999-00-450-2139 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.