The Delay Line, cataloged under National Stock Number 5999-00-983-9348, 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 The Boeing Company Div Defense. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Delay Line |
| FSC / FSG | 5999 — Miscellaneous Electrical and Electronic Components (FSG 59) |
| Manufacturers | The Boeing Company Div Defense (CAGE 76301) |
| Parameter | Value |
|---|---|
| NSN | 5999-00-983-9348 |
| Primary Part Number | TRS153 |
| Item Name | Delay Line |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Shelf Life Code | 0 |
| Unit of Issue | EA |
| Acquisition advice code | J |
| Weight | 12.5000 lbs |
| Cube | 0.4050 cu ft |
| Part Number | Manufacturer |
|---|---|
| TRS153 | The Boeing Company Div Defense (USA) |
| 120438 | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| LPN179 | 3/9 Design control — primary reference U.S. Government activity |
| 120438 | 5/9 Secondary reference Mcdonnell Douglas Corp Mcdonnell Douglas Aerospace Opns West |
| TRS153 | 5/9 Secondary reference Mcdonnell Douglas Corp Mcdonnell Douglas Aerospace Opns West |
NSN 5999-00-983-9348 is a Delay Line, manufactured by The Boeing Company Div Defense, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-00-983-9348 has 2 manufacturer part numbers on file: TRS153 (The Boeing Company Div Defense), 120438 (The Boeing Company Div Defense).
1 possible match (shared part number, not a government interchangeability claim): 5360-01-118-1909. Verify interchangeability with system specifications before substitution.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
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.