The Junction Box, cataloged under National Stock Number 5975-01-539-4122, is classified within Federal Supply Class 5975 (Electrical Hardware and Supplies) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Turck-Multiprox Inc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5975-01-539-4122 |
| Primary Part Number | JBBS-57-E811 |
| Item Name | Junction Box |
| FSC / FSG | 5975 / 59 — Electrical Hardware and Supplies |
| Manufacturer | Turck-Multiprox Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| JBBS-57-E811 | Interlink Bt (USA) |
| JBBS-57-E811 PRIMARY | Turck-Multiprox Inc (USA) |
| Reference | Meaning |
|---|---|
| 7390258 FIND R02 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5975-01-539-4122 is a Junction Box, manufactured by Turck-Multiprox Inc, classified under FSC 5975, Electrical Hardware and Supplies. Status: active.
NSN 5975-01-539-4122 has 2 manufacturer part numbers on file: JBBS-57-E811 (Interlink Bt), JBBS-57-E811 (Turck-Multiprox Inc).
Key specifications for JBBS-57-E811: Special Features: DESCRIPTION: 8-PORT JUCTION WITH VOLTAGE MONITORYING; BUS IN/BUS OUT CONNECTIONS (7/8-16UN) MINIFAST (TM). VOLTAGE MONITORING PROVIDES LOW VOLTAGE (12.9 V) AND HIGH VOLTAGE (25.6) INDICATION LED INDICATION: (LO) < 12.9 V AMBER, (OK) 12.9-25.6 V GREEN, (HI) > 25.6 V AMBER. HOUSING: POM (NYLON). COUPLING NUT: NICKEL-PLATED CUZU OR STAINLESS STEEL. CONTACT CARRIER: NYLON. CONTACTS: GOLD-PLATED-CUZU. PROTECTION: NEMA 1,2,3,4,6P AND IEC IP 68. RATED VOLTAGE: 250 V. RATED CURRENT: 4 A. AMBIENT TEMPERATURE: NEG 30 DEGREES CELCIUS TO POS 75 DEGREES CELCIUS. V; Part Name Assigned by Controlling Agency: JUNCTION BUSSTOP; End Item Identification: DUAL BAY CANS RACK. 0 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.