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Technical Data Sheet
HA57 ✓ Verified by PartsTable
· 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

The HA57 is a the manufacturer industrial component. Key specifications include color: UNABLE TO DECODE, material: PLASTIC, overall_width: 3.000 INCHES NOMINAL IN, overall_height: 3.120 INCHES NOMINAL IN, overall_length: 1.290 INCHES NOMINAL IN, style_designator: RECTANGULAR FLUSH MTG. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6625-00-838-4928, 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 HA57
NSN: 6625-00-838-4928
FSC: 6625
CAGE: 78277 — SIGMA INSTRUMENTS INC (USA)
SPECIFICATIONS
colorUNABLE TO DECODE
materialPLASTIC
overall_width3.000 INCHES NOMINAL IN
overall_height3.120 INCHES NOMINAL IN
overall_length1.290 INCHES NOMINAL IN
style_designatorRECTANGULAR FLUSH MTG
features_providedMAGNETIC SHIELD
measurement_range+0.0 TO 5.0 MILLIAMPERES, AC SINGLE INDICATOR FIRST RANGE
sensitivity_rating100.0 MILLIVOLTS
accuracy_in_percent-3.0 TO 3.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
installation_designPANEL
scale_selection_methodTERMINAL
NSN6625-00-838-4928
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available HA57 TITLE COMPONENT PN HA57 MFR HA57
KEY FEATURES
MEASUREMENT RANGE: +0.0 TO 5.0 MILLIAMPERES, AC SINGLE INDICATOR FIRST RANGE
CIRCUIT ATTACHMENT METHOD AND QUANTITY: 2 BINDING POST
COLOR: UNABLE TO DECODE
METER BODY DIAMETER BEHIND MOUNTING FLANGE: 2.750 INCHES NOMINAL IN
METER DEPTH BEHIND MOUNTING FLANGE: 1.040 INCHES NOMINAL IN
INSTALLATION DESIGN: PANEL
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL HEIGHT3.120 INCHES NOMINAL IN
MEASUREMENT RANGE+0.0 TO 5.0 MILLIAMPERES, AC SINGLE INDICATOR FIRST RANGE
CIRCUIT ATTACHMENT METHOD AND QUANTITY2 BINDING POST
COLORUNABLE TO DECODE
METER BODY DIAMETER BEHIND MOUNTING FLANGE2.750 INCHES NOMINAL IN
MEASUREMENT RANGE+0.0 TO 50.0 MILLIAMPERES, AC SINGLE INDICATOR SECOND RANGE
METER DEPTH BEHIND MOUNTING FLANGE1.040 INCHES NOMINAL IN
INSTALLATION DESIGNPANEL
MOUNTING ARRANGEMENT STYLEFOUR HOLE/STUD RECTANGULAR/SQUARE
MATERIALPLASTIC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
7422312435Interchangeable
interchangeable cross-reference
interchangeable
1551AS493-2Interchangeable
interchangeable cross-reference
interchangeable
A57Interchangeable
interchangeable cross-reference
interchangeable
717-014864Interchangeable
interchangeable cross-reference
interchangeable
LD25031Interchangeable
interchangeable cross-reference
interchangeable
52016Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is HA57?
HA57 is a HA57. It is classified as a MRO (MRO_GENERAL).
What parts can replace HA57?
There are 19 known substitutes for HA57: 7422312435, 1551AS493-2, A57 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for HA57?
HA57 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6625-00-838-4928. This indicates validated use in U.S. government and defense supply chains.
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