The Delay Line, cataloged under National Stock Number 5999-00-445-4043, is classified within Federal Supply Class 5999 (Miscellaneous Electrical and Electronic Components) of the Electrical and Electronic Equipment Components group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5999-00-445-4043 |
| Item Name | Delay Line |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Status | ACTIVE |
| Pulse Rise Time Rating | 5.0 NANOSECONDS NS |
| Mounting Facility Quantity | 4 |
| Body Style | RECTANGULAR |
| Body Width | 3.312 INCHES NOMINAL IN |
| Stud Length | 0.375 INCHES NOMINAL IN |
| Body Length | 3.531 INCHES NOMINAL IN |
| Mounting Facility | THREADED STUD(S) |
| Surface Treatment | TIN OVERALL |
| Operating Temp Range | -55.0 TO 100.0 CELSIUS DEGC |
| Thread Class | 2A A |
| Material | STEEL OVERALL |
| Body Depth | 0.578 INCHES NOMINAL IN |
| Thread Size and Series/type Designator | 0.112-40 UNIFIED NATIONAL COARSE (UNC) |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| 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 |
| Weight | 1.1500 lbs |
| Cube | 0.0810 cu ft |
| Reference | Meaning |
|---|---|
| 584159 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5999-00-445-4043 is a Delay Line, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 3020-01-287-4616. Verify interchangeability with system specifications before substitution.
Key specifications for 5999-00-445-4043: Pulse Rise Time Rating: 5.0 NANOSECONDS NS; Mounting Facility Quantity: 4; Body Style: RECTANGULAR; Body Width: 3.312 INCHES NOMINAL IN. 13 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 5999-00-445-4043 has DEMIL Code B. 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.