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Technical Data Sheet
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7551-1 — Technical Data Sheet

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— · 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

TANG BREAKOFF TOOL,SCREW THREAD. Key specifications include unit_type: PREWINDER, nondefinitive_spec/std_data: 3 TYPE AND 1 CLASS AND A STYLE, thread_size_and_series/type_designator: 12-24 UNIFIED NATIONAL COARSE (UNC). This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 4920-00-172-1612, 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
7551-1
NSN: 4920-00-172-1612
FSC: 4920
CAGE: 86768 — TELEDYNE INDUSTRIES INC TELEDYNE FLUID SYSTEMS REPUBLIC BUSINESS UNIT (USA)
SPECIFICATIONS
unit_typePREWINDER
nondefinitive_spec/std_data3 TYPE AND 1 CLASS AND A STYLE
thread_size_and_series/type_designator12-24 UNIFIED NATIONAL COARSE (UNC)
NSN4920-00-172-1612
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TANG BREAKOFF TOOL,SCREW THREAD TITLE COMPONENT PN 7551-1 MFR TANG BREAKOFF TOOL,SCR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
72352InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LARODOPAInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LARODOPA TABLETSInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
S7731-3InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
7062XInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
1988K33InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 7551-1?
7551-1 is a TANG BREAKOFF TOOL,SCREW THREAD.
What parts can replace 7551-1?
There are 12 known substitutes for 7551-1: 72352, LARODOPA, LARODOPA TABLETS and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 7551-1?
7551-1 is cataloged in the Federal Logistics Information System under NSN 4920-00-172-1612. 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: September 2026