The Absorber,overvoltage, cataloged under National Stock Number 5920-01-181-6776, is classified within Federal Supply Class 5920 (Fuses, Arrestors, Absorbers, and Protectors) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Protek Devices Lp Dba Protek Devices. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5920-01-181-6776 |
| Primary Part Number | PHP120 |
| Item Name | Absorber,overvoltage |
| FSC / FSG | 5920 / 59 — Fuses, Arrestors, Absorbers, and Protectors |
| Manufacturer | Protek Devices Lp Dba Protek Devices |
| Status | ACTIVE |
| Terminal Quantity | 2 |
| Current Type | AC |
| Terminal Type | TURRET |
| Mounting Method | HOLE(S) |
| Polarization Feature | NOT INCLUDED |
| Voltage in Volts | 120.0 |
| Hermetic Protection | PROVIDED |
| Protective Covering Type | CASE |
| Mounting Configuration | TWO HOLES 0.125 IN. DIA LOCATED 1.950 IN. APART C TO C ALONG THE LENGTH AND 0.690 IN. ACROSS THE WIDTH IN |
| Enclosure Feature | HERMETICALLY SEALED |
| Shunt Capacitor | NOT INCLUDED |
| Material | PLASTIC COVERING |
| Protected Item Name | POWER SUPPLY |
| 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 |
|---|---|
| SE25832-005 | Thales Uk Limited Dba Thales Uk Ltd Optronics (GBR) |
| PHP120 PRIMARY | Protek Devices Lp Dba Protek Devices (USA) |
| 437-8357206-020 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| PHP-120 | 5/9 Secondary reference General Semiconductor Industries Inc |
| PHP-120 | C/1 Advisory reference — outside the item-of-supply concept A & J Manufacturing Co Dba a & J Manufacturing Co |
| PIP-120 | C/1 Advisory reference — outside the item-of-supply concept General Semiconductor Industries Inc |
| PIP120 | C/1 Advisory reference — outside the item-of-supply concept Microsemi Corp.-Scottsdale Dba Microsemi |
NSN 5920-01-181-6776 is a Absorber,overvoltage, manufactured by Protek Devices Lp Dba Protek Devices, classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.
NSN 5920-01-181-6776 has 3 manufacturer part numbers on file: SE25832-005 (Thales Uk Limited Dba Thales Uk Ltd Optronics), PHP120 (Protek Devices Lp Dba Protek Devices), 437-8357206-020 (Naval Sea Systems Command).
2 possible matches (shared part number, not a government interchangeability claim): 5920-01-323-3908, 5920-01-511-6372. Verify interchangeability with system specifications before substitution.
Key specifications for PHP120: Overall Height: 0.500 INCHES NOMINAL IN; Terminal Quantity: 2; Current Type: AC; Terminal Type: TURRET. 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.
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.