PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

30580-001Seal,waveguide

Microwave Development Company Inc Dba Microwave Development Company Inc · NSN 5985-01-521-8375 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-01-521-8375 — this item is cataloged by the U.S. Government under National Stock Number 5985-01-521-8375. Primary manufacturer part number: 30580-001.
Features
  • Seal,waveguide — FSC 5985
  • 2 verified cross-references
  • Primary manufacturer: Microwave Development Company Inc Dba Microwave Development Company Inc
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Seal,waveguide, cataloged under National Stock Number 5985-01-521-8375, is classified within Federal Supply Class 5985 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Microwave Development Company Inc Dba Microwave Development Company Inc. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-01-521-8375
Primary Part Number30580-001
Item NameSeal,waveguide
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerMicrowave Development Company Inc Dba Microwave Development Company Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5935-00-811-86292267 INTERCHANGEABLE
Connector,receptacle,electrical
Sv Microwave, Inc. Div Sv Microwave
3040-01-418-21933058-0001 INTERCHANGEABLE
Shaft,shouldered
American Hofmann Corp
Cross-Reference Index
Part NumberManufacturer
G580B6H Integrations Electronique Hyperfrequences Et Telecommunications (FRA)
30580-001 PRIMARY Microwave Development Company Inc Dba Microwave Development Company Inc (USA)
Related Parts
5935-00-811-8629INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
2267
3040-01-418-2193INTERCHANGEABLE
SHAFT,SHOULDERED
3058-0001

Frequently Asked Questions

What is NSN 5985-01-521-8375?

NSN 5985-01-521-8375 is a Seal,waveguide, manufactured by Microwave Development Company Inc Dba Microwave Development Company Inc, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-01-521-8375?

NSN 5985-01-521-8375 has 2 cross-referenced part numbers: G580B6H (Integrations Electronique Hyperfrequences Et Telecommunications), 30580-001 (Microwave Development Company Inc Dba Microwave Development Company Inc).

What NSN replaces 5985-01-521-8375?

There are 2 known substitutes for 5985-01-521-8375: 5935-00-811-8629, 3040-01-418-2193. Verify interchangeability with system specifications before substitution.

What are the specifications of 30580-001?

Key specifications for 30580-001: Special Features: GASKET IS A SILVER LOADED RADIO FREQUENCY PRESSURE GASKET; USED IN CONJUNCTION WITH WRD580 GASKET FLANGE. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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