NSN 5970-01-381-6687 — this item is cataloged by the U.S. Government under National Stock Number 5970-01-381-6687. Manufacturer of record part number: H33-5556-50.
Also searched as5970-01-381-6687 ·
5970013816687 ·
NIIN 013816687 ·
01-381-6687 ·
FSC 5970 Electrical Insulators and Insulating Materials · CAGE 71492 · H33-5556-50
Manufacturer of record: Marconi Communications Inc
Identification
NSN: 5970-01-381-6687
NIIN: 013816687
FSC: 5970 — Electrical Insulators and Insulating Materials
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: H33-5556-50
Manufacturer: Marconi Communications Inc
General Description
The Insulator,plate, cataloged under National Stock Number 5970-01-381-6687, is classified within Federal Supply Class 5970 (Electrical Insulators and Insulating Materials) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Marconi Communications Inc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 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
5970-01-381-6687
Primary Part Number
H33-5556-50
Item Name
Insulator,plate
FSC / FSG
5970 / 59 — Electrical Insulators and Insulating Materials
Manufacturer
Marconi Communications Inc
Status
ACTIVE
Style Designator
FLAT, RECTANGULAR
Material
OVERALL PAPER, SYNTHETIC RESIN BONDED
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Other items in FSC 5970 — Electrical Insulators and Insulating Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5970-00-001-1330
5970-00-001-1330 · Item name not on file
5970-00-001-1357
INSULATOR,BUSHING
5970-00-001-1418
INSULATOR,BUSHING
5970-00-001-1420
INSULATOR,PLATE
5970-00-001-1472
INSULATOR,PLATE
5970-00-001-1476
INSULATOR,WASHER
5970-00-001-1477
5970-00-001-1477 · Item name not on file
5970-00-001-1479
5970-00-001-1479 · Item name not on file
Frequently Asked Questions
What is NSN 5970-01-381-6687?
NSN 5970-01-381-6687 is a Insulator,plate, manufactured by Marconi Communications Inc, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
What part numbers are listed for NSN 5970-01-381-6687?
NSN 5970-01-381-6687 has 2 manufacturer part numbers on file: H33-5556-50 (Marconi Communications Inc), H33-5556-50 (Leonardo Mw Ltd).
What are the specifications of H33-5556-50?
Key specifications for H33-5556-50: Overall Height: 0.79 MILLIMETERS NOMINAL MM; Style Designator: FLAT, RECTANGULAR; Overall Length: 66.0 MILLIMETERS NOMINAL MM; Overall Width: 50.0 MILLIMETERS NOMINAL MM. 2 specifications are documented in the U.S. Government catalog.
Is NSN 5970-01-381-6687 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.