The Delay Line, cataloged under National Stock Number 5999-01-014-4972, 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 16 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5999-01-014-4972 |
| Primary Part Number | 134528-0001 |
| 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 |
| Pulse Rise Time Rating | 50.0 NANOSECONDS NS |
| Signal Delay Method | INDUCTANCE |
| Section Delay Time | 200.000 NANOSECONDS NOMINAL SINGLE SECTION NS |
| Mounting Facility Quantity | 4 |
| Output Impedance Rating | 75.000 OHMS |
| Body Style | RECTANGULAR |
| Body Width | 0.460 INCHES NOMINAL IN |
| Mounting Provision Arrangement Style | 2 POSITION IN-LINE |
| Individual Section Quantity | 1 |
| Body Length | 0.760 INCHES NOMINAL IN |
| Input Impedance Rating | 75.000 OHMS |
| Mounting Facility | TERMINAL |
| Terminal Type and Quantity | 4 PIN |
| Material | PLASTIC BODY |
| Body Depth | 0.300 INCHES NOMINAL IN |
| Longest Horizontal Distance Between Mounting Centers | 0.600 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | JN |
| Weight | 0.2700 lbs |
| Cube | 0.0351 cu ft |
| Part Number | Manufacturer |
|---|---|
| 18A12 | Esc Control Electronics Llc Dba Control Electronics Division of Fil-Coil (USA) |
| 134528-0001 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| Reference | Meaning |
|---|---|
| 0401-1065-01 | 5/9 Secondary reference U.S. Government activity |
| 134528-1 | 5/9 Secondary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| 0444-0200-75 | 5/9 Secondary reference U.S. Government activity |
NSN 5999-01-014-4972 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 5999-01-014-4972 has 2 manufacturer part numbers on file: 18A12 (Esc Control Electronics Llc Dba Control Electronics Division of Fil-Coil), 134528-0001 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).
1 possible match (shared part number, not a government interchangeability claim): 5985-01-209-9589. Verify interchangeability with system specifications before substitution.
Key specifications for 134528-0001: Pulse Rise Time Rating: 50.0 NANOSECONDS NS; Signal Delay Method: INDUCTANCE; Section Delay Time: 200.000 NANOSECONDS NOMINAL SINGLE SECTION NS; Mounting Facility Quantity: 4. 16 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 5999-01-014-4972 has DEMIL Code Q. 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.