The Relay,hybrid, cataloged under National Stock Number 5945-00-113-2449, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Seacon Brantner & Associates Dba Seacon Giannini. Government technical data includes 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-00-113-2449 |
| Primary Part Number | G21-121-0040 |
| Item Name | Relay,hybrid |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Seacon Brantner & Associates Dba Seacon Giannini |
| Status | ACTIVE |
| Time Delay | UNABLE TO DECODE |
| Operating Temp Range | -55.0 TO 85.0 CELSIUS DEGC |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| G21-121-0040 | Seacon Brantner & Associates Dba Seacon Giannini (USA) |
| Reference | Meaning |
|---|---|
| 100489 | 3/9 Design control — primary reference Parko Electronics Company Inc |
| 455-0126-013 | 5/2 Secondary reference U.S. Government activity |
NSN 5945-00-113-2449 is a Relay,hybrid, manufactured by Seacon Brantner & Associates Dba Seacon Giannini, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-00-113-2449 has 1 manufacturer part number on file: G21-121-0040 (Seacon Brantner & Associates Dba Seacon Giannini).
2 possible matches (shared part number, not a government interchangeability claim): 5998-00-179-4719, 1240-01-656-7283. Verify interchangeability with system specifications before substitution.
Key specifications for G21-121-0040: Time Delay: UNABLE TO DECODE; Special Features: INPUT CURRENT 150 MA MAX,INPUT VOLTAGE 18-32 VDC,EXTERNAL LOAD,RESISTIVE OR INDUCTIVE 100 MA OR 50 MA LAMP,1.280 IN. MAX LG,0.400 IN. MAX W,0.650 IN. H,TWO 0.125 IN. DIA MTG HOLES SPACED 1.062 IN. C TO C VDC; Operating Temp Range: -55.0 TO 85.0 CELSIUS DEGC. 2 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.