The Network,hybrid Circuit, cataloged under National Stock Number 5915-00-331-3423, is classified within Federal Supply Class 5915 (Filters and Networks) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Lucent Technologies Inc Corporate Headquarters. Government technical data includes 5 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5915-00-331-3423 |
| Primary Part Number | G637377 |
| Item Name | Network,hybrid Circuit |
| FSC / FSG | 5915 / 59 — Filters and Networks |
| Manufacturer | Lucent Technologies Inc Corporate Headquarters |
| Status | ACTIVE |
| Circuit Type | CARRIER |
| Portability | NONPORTABLE |
| Two-Wire Circuit Quantity | 4 |
| Mounting Configuration | 4 MTG HOLES ON 0.625 IN. BY 2.500 IN. MTG CENTERS IN |
| Circuit Frequency Range | +100.0 TO 2500.0 HERTZ |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| G637377 PRIMARY | Lucent Technologies Inc Corporate Headquarters (USA) |
| Reference | Meaning |
|---|---|
| G637377 | 3/9 Design control — primary reference American Telephone and Telegraph Co |
| G637377 | 5/9 Secondary reference Lucent Technologies Inc Dba Federal Marketing Group |
| G637377 | 5/9 Secondary reference Lucent Technologies Inc Advanced Technology Systems |
| G637377 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 5915-00-331-3423 is a Network,hybrid Circuit, manufactured by Lucent Technologies Inc Corporate Headquarters, classified under FSC 5915, Filters and Networks. Status: active.
NSN 5915-00-331-3423 has 1 manufacturer part number on file: G637377 (Lucent Technologies Inc Corporate Headquarters).
Key specifications for G637377: Overall Height: 1.188 INCHES NOMINAL IN; Circuit Type: CARRIER; Portability: NONPORTABLE; Overall Length: 3.188 INCHES NOMINAL IN. 5 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.
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.