NSN 5935-01-577-5387 · NIIN 015775387 · Part number 20-50-0137
Proficient Heat, Inc. Dba Espar of Michigan · FSC 5935 — Connectors, Electrical · FSG 59 — Electrical and Electronic Equipment Components · CAGE 4GEU7
Government record, cited
NSN 5935-01-577-5387 — this item is cataloged by the U.S. Government under National Stock Number 5935-01-577-5387. Manufacturer of record part number: 20-50-0137.
Also searched as5935-01-577-5387 ·
5935015775387 ·
NIIN 015775387 ·
01-577-5387 ·
FSC 5935 Connectors, Electrical · CAGE 4GEU7 · 20-50-0137
Manufacturer of record: Proficient Heat, Inc. Dba Espar of Michigan
Identification
NSN: 5935-01-577-5387
NIIN: 015775387
FSC: 5935 — Connectors, Electrical
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: 20-50-0137
Manufacturer: Proficient Heat, Inc. Dba Espar of Michigan
General Description
The Connector Body,receptacle,electr, cataloged under National Stock Number 5935-01-577-5387, is classified within Federal Supply Class 5935 (Connectors, Electrical) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Proficient Heat, Inc. Dba Espar of Michigan. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5935-01-577-5387
Primary Part Number
20-50-0137
Item Name
Connector Body,receptacle,electr
FSC / FSG
5935 / 59 — Connectors, Electrical
Manufacturer
Proficient Heat, Inc. Dba Espar of Michigan
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
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Frequently Asked Questions
What is NSN 5935-01-577-5387?
NSN 5935-01-577-5387 is a Connector Body,receptacle,electr, manufactured by Proficient Heat, Inc. Dba Espar of Michigan, classified under FSC 5935, Connectors, Electrical. Status: active.
What part numbers are listed for NSN 5935-01-577-5387?
NSN 5935-01-577-5387 has 2 manufacturer part numbers on file: 20-50-0137 (Cadillac Gage Textron Inc.), 20-50-0137 (Proficient Heat, Inc. Dba Espar of Michigan).
What are the specifications of 20-50-0137?
Key specifications for 20-50-0137: End Item Identification: 2320-01-437-6957 ASV. 0 specifications are documented in the U.S. Government catalog.
Is NSN 5935-01-577-5387 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.