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Technical Data Sheet
551E ✓ Verified by PartsTable
HP · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

HP Care Pack Services offer upgraded service levels to enhance your warranty cover for your total peace of mind and help you to stay up and running.<br /><br />&bull;&nbsp;Choice of service levels to meet specific business needs.<br> This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6625-00-669-3263, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MRO MRO_GENERAL 551E
NSN: 6625-00-669-3263
FSC: 6625
CAGE: 80127 — POLYTECHNIC INSTITUTE OF NEW YORK UNIVERSITY (USA)
SPECIFICATIONS
entry_date70-05-01
overall_width3.750 INCHES NOMINAL IN
indicator_typeDIRECT READING
overall_height3.187 INCHES NOMINAL IN
overall_length5.656 INCHES NOMINAL IN
case_surface_treatmentSILVER PLATED
functional_descriptionUSED FOR FREQUENCY MEASUREMENTS IN WAVEGUIDE SYSTEMS OPERATING IN REGIONS FROM 8.2-10.0 KILOMEGACYCLES PER SECOND
type/model_designation585A A
functional_classificationAA-6.3
calibration_accuracy_rating0.08 PCT ACCURACY
reference_data_and_literatureCPOLYTECHNIC RESEARCH AND DEVELOPMENT CO. COMMERCIAL DATA
relationship_to_similar_equipmentINTERCHANGEABLE W/6625006790389
NSN6625-00-669-3263
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: HP 551E TITLE COMPONENT PN 551E MFR HP 551E
KEY FEATURES
CALIBRATION ACCURACY RATING: 0.08 PCT ACCURACY
FUNCTIONAL DESCRIPTION: USED FOR FREQUENCY MEASUREMENTS IN WAVEGUIDE SYSTEMS OPERATING IN REGIONS FROM 8.2-10.0 KILOMEGACYCLES PER SECOND
CASE SURFACE TREATMENT: SILVER PLATED
FUNCTIONAL CLASSIFICATION: AA-6.3
INDICATOR TYPE: DIRECT READING
ENTRY DATE: 70-05-01
REFERENCE DATA AND LITERATURE: CPOLYTECHNIC RESEARCH AND DEVELOPMENT CO. COMMERCIAL DATA
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL HEIGHT3.187 INCHES NOMINAL IN
CALIBRATION ACCURACY RATING0.08 PCT ACCURACY
FUNCTIONAL DESCRIPTIONUSED FOR FREQUENCY MEASUREMENTS IN WAVEGUIDE SYSTEMS OPERATING IN REGIONS FROM 8.2-10.0 KILOMEGACYCLES PER SECOND
CASE SURFACE TREATMENTSILVER PLATED
FUNCTIONAL CLASSIFICATIONAA-6.3
INDICATOR TYPEDIRECT READING
ENTRY DATE70-05-01
REFERENCE DATA AND LITERATURECPOLYTECHNIC RESEARCH AND DEVELOPMENT CO. COMMERCIAL DATA
TYPE/MODEL DESIGNATION585A A
RELATIONSHIP TO SIMILAR EQUIPMENTINTERCHANGEABLE W/6625006790389
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
585Upgraded Successor
successor cross-reference
successor
585AUpgraded Successor
successor cross-reference
successor
5181-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 551E?
551E is a 551E manufactured by HP. It is classified as a MRO (MRO_GENERAL).
What parts can replace 551E?
There are 3 known substitutes for 551E: 585, 585A, 5181-1. Substitute compatibility should be verified for your specific system.
Is 551E still available?
551E is currently cancelled.
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