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8B7550 — 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

The LEG,MECHANICAL PULLER is a the manufacturer industrial component. Key specifications include end_item_identification: NSN 5120-00-288-7714 MECHANICAL PULLER, general_characteristics_item_description: TWO LEGS; 4-1/2 IN. REACH; 5/8-18 THREADED ENDS IN.

This part is cataloged in the Federal Logistics Information System under NSN 5120-00-227-0633, 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
8B7550
NSN: 5120-00-227-0633
FSC: 5120
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
end_item_identificationNSN 5120-00-288-7714 MECHANICAL PULLER
general_characteristics_item_descriptionTWO LEGS; 4-1/2 IN. REACH; 5/8-18 THREADED ENDS IN
NSN5120-00-227-0633
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available LEG,MECHANICAL PULLER TITLE COMPONENT PN 8B7550 MFR LEG,MECHANICAL PULLER
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: TWO LEGS; 4-1/2 IN. REACH; 5/8-18 THREADED ENDS IN
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATIONNSN 5120-00-288-7714 MECHANICAL PULLER
GENERAL CHARACTERISTICS ITEM DESCRIPTIONTWO LEGS; 4-1/2 IN. REACH; 5/8-18 THREADED ENDS IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
PD5120-00-288-7713InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
GGG-P-781 TY7SZ1LG15-3/4 IN.InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
GGG-P-781InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
930BInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
1104InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
930CInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 8B7550?
8B7550 is a LEG,MECHANICAL PULLER.
What parts can replace 8B7550?
There are 13 known substitutes for 8B7550: PD5120-00-288-7713, GGG-P-781 TY7SZ1LG15-3/4 IN., GGG-P-781 and 10 more. Substitute compatibility should be verified for your specific system.
Is 8B7550 still available?
8B7550 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: September 2026