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128651 ✓ Verified by PartsTable
— · COMPONENT
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 128651 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6685-00-881-3053, 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
128651
NSN: 6685-00-881-3053
FSC: 6685
CAGE: 61349 — AMETEK, INC. DIV AEROSPACE & DEFENSE (USA)
SPECIFICATIONS
Part Number128651
NSN6685-00-881-3053
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 128651 TITLE COMPONENT PN 128651 MFR 128651
KEY FEATURES
•
MATERIAL: GLASS PROTECTIVE CRYSTAL
•
SURFACE TREATMENT: ENAMEL CASE
•
OVERALL DIAMETER: 4.875 INCHES NOMINAL IN
•
GRADUATION UNIT: 20.0 POUNDS PER SQUARE INCH LBS
•
CONNECTOR TYPE VENT: NOT PROVIDED
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALGLASS PROTECTIVE CRYSTAL
SURFACE TREATMENTENAMEL CASE
MATERIALCOPPER ALLOY 511 ACTUATING ELEMENT
MATERIALALUMINUM CASE
OVERALL DIAMETER4.875 INCHES NOMINAL IN
GRADUATION UNIT20.0 POUNDS PER SQUARE INCH LBS
SPECIAL FEATURESCLEANED FOR OXYGEN SERVICE; SAFETY BLOWOUT DISC ON SIDE OF CASE
CONNECTOR TYPE VENTNOT PROVIDED
CONNECTION SIZE0.500 IN. NPT DIA IN
ACTUATION TYPESINGLE BOURDON TUBE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
103376Interchangeable
interchangeable cross-reference
interchangeable
110891Interchangeable
interchangeable cross-reference
interchangeable
5084Interchangeable
interchangeable cross-reference
interchangeable
116357Interchangeable
interchangeable cross-reference
interchangeable
5801Interchangeable
interchangeable cross-reference
interchangeable
XND16X7Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 128651?
128651 is a 128651.
What parts can replace 128651?
There are 22 known substitutes for 128651: 103376, 110891, 5084 and 19 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 128651?
128651 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6685-00-881-3053. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026