PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

H11A1Coupler,optoelectronic

Lockheed Martin Corporation Div Rms · NSN 5980-01-028-0478 · FSC 5980 · Light Emitting Diode
Verified by PartsTable
NSN 5980-01-028-0478 — this item is cataloged by the U.S. Government under National Stock Number 5980-01-028-0478. Primary manufacturer part number: H11A1.
Features
  • Coupler,optoelectronic — FSC 5980
  • Storage Temp Range: -55.0 TO 150.0 CELSIUS DEGC
  • General Characteristics Item Description: GALLIUM ARSENIDE SOLID STATE LAMP COUPLED WITH A SILICON PHOTO-TRANSISTOR IN A DUAL IN-LINE PKG,M 55.0 TO P 100.0 DEG C OPERATING TEMP RANGE,0.385 IN. MAX LG,0.280 IN. MAX W,0.140 IN. H,SIX TERMINALS IN
  • 4 verified cross-references
  • Primary manufacturer: Lockheed Martin Corporation Div Rms
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Coupler,optoelectronic, cataloged under National Stock Number 5980-01-028-0478, is classified within Federal Supply Class 5980 (Light Emitting Diode) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Lockheed Martin Corporation Div Rms. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5980-01-028-0478
Primary Part NumberH11A1
Item NameCoupler,optoelectronic
FSC / FSG5980 / 59 — Light Emitting Diode
ManufacturerLockheed Martin Corporation Div Rms
StatusACTIVE
Storage Temp Range-55.0 TO 150.0 CELSIUS DEGC
General Characteristics Item DescriptionGALLIUM ARSENIDE SOLID STATE LAMP COUPLED WITH A SILICON PHOTO-TRANSISTOR IN A DUAL IN-LINE PKG,M 55.0 TO P 100.0 DEG C OPERATING TEMP RANGE,0.385 IN. MAX LG,0.280 IN. MAX W,0.140 IN. H,SIX TERMINALS IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5980-00-098-8032C11366-0001 INTERCHANGEABLE
Coupler,optoelectronic
Rosemount Aerospace Inc Dba Rosemount Aerospace Inc
Cross-Reference Index
Part NumberManufacturer
H11A1 PRIMARY Lockheed Martin Corporation Div Rms (USA)
351-0047-010 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
351-0047-010 Rockwell Collins, Inc. Div Collins Aerospace - Mission Systems (USA)
H11A1 General Electric Co Photo Lamp Dept (USA)
Related Parts
5980-00-098-8032INTERCHANGEABLE
COUPLER,OPTOELECTRONIC
C11366-0001

Frequently Asked Questions

What is NSN 5980-01-028-0478?

NSN 5980-01-028-0478 is a Coupler,optoelectronic, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5980 (Light Emitting Diode). Status: active.

What are the part numbers for NSN 5980-01-028-0478?

NSN 5980-01-028-0478 has 4 cross-referenced part numbers: H11A1 (Lockheed Martin Corporation Div Rms), 351-0047-010 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), 351-0047-010 (Rockwell Collins, Inc. Div Collins Aerospace - Mission Systems), H11A1 (General Electric Co Photo Lamp Dept).

What NSN replaces 5980-01-028-0478?

There is 1 known substitute for 5980-01-028-0478: 5980-00-098-8032. Verify interchangeability with system specifications before substitution.

What are the specifications of H11A1?

Key specifications for H11A1: Storage Temp Range: -55.0 TO 150.0 CELSIUS DEGC; General Characteristics Item Description: GALLIUM ARSENIDE SOLID STATE LAMP COUPLED WITH A SILICON PHOTO-TRANSISTOR IN A DUAL IN-LINE PKG,M 55.0 TO P 100.0 DEG C OPERATING TEMP RANGE,0.385 IN. MAX LG,0.280 IN. MAX W,0.140 IN. H,SIX TERMINALS IN. 2 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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