The Delay Line, cataloged under National Stock Number 5999-01-129-8407, 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 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. Government technical data includes 14 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 | 5999-01-129-8407 |
| Primary Part Number | 905631-3 |
| Item Name | Delay Line |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| Status | ACTIVE |
| Signal Delay Method | LUMPED CONSTANT |
| Section Delay Time | 20.000 NANOSECONDS NOMINAL ALL SECTIONS NS |
| Mounting Facility Quantity | 14 |
| Body Style | RECTANGULAR |
| Body Width | 0.300 INCHES NOMINAL IN |
| Individual Section Quantity | 5 |
| Delay Time Variation Method | TAPPED |
| Body Length | 0.750 INCHES NOMINAL IN |
| Mounting Facility | TERMINAL |
| Attenuation in Decibels | 0.500 |
| Operating Temp Range | -55.0 TO 125.0 CELSIUS DEGC |
| Frequency Rating | 0.500 KILOHERTZ NOMINAL |
| Body Depth | 0.225 INCHES NOMINAL IN |
| Voltage Rating | 25.000 VOLTS NOMINAL |
| 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 |
|---|---|
| 905631-3 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
NSN 5999-01-129-8407 is a Delay Line, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-01-129-8407 has 1 manufacturer part number on file: 905631-3 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).
Key specifications for 905631-3: Signal Delay Method: LUMPED CONSTANT; Section Delay Time: 20.000 NANOSECONDS NOMINAL ALL SECTIONS NS; Mounting Facility Quantity: 14; Body Style: RECTANGULAR. 14 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 5999-01-129-8407 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.