PartsTable
Technical Data Sheet
5666-1 ✓ Verified by PartsTable
Tactic · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The TRANSFORMER,POWER is a Tactic industrial component. Key specifications include body_width: 3.687 INCHES NOMINAL IN, body_height: 2.281 INCHES NOMINAL IN, body_length: 2.000 INCHES NOMINAL IN, inclosure_type: OPEN, mounting_method: UNTHREADED HOLE(S) SINGLE GROUP, frequency_rating: 50.0 HERTZ MINIMUM AND 60.0 HERTZ MAXIMUM SINGLE 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 5325-00-525-6292, 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
5666-1
NSN: 5325-00-525-6292
FSC: 5325
CAGE: 82386 — JAIDINGER MANUFACTURING CO INC DBA JAIDINGER MANUFACTURING CO INC (USA)
SPECIFICATIONS
body_width3.687 INCHES NOMINAL IN
body_height2.281 INCHES NOMINAL IN
body_length2.000 INCHES NOMINAL IN
inclosure_typeOPEN
mounting_methodUNTHREADED HOLE(S) SINGLE GROUP
frequency_rating50.0 HERTZ MINIMUM AND 60.0 HERTZ MAXIMUM SINGLE COMPONENT
special_featuresWEAPONS SYSTEM ESSENTIAL
fsc_application_dataTEST SET,ELECTONIC SYSTEMS,EXCEPT SPECIALLY DESIGNED
reliability_indicatorNOT ESTABLISHED
mounting_hole_diameter0.125 INCHES NOMINAL SINGLE GROUP IN
end_item_identification1740-01-253-8064, SUPPORT EQUIPMENT, C-17A AIRCRAFT A
winding_operating_current300.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
NSN5325-00-525-6292
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 5666-1 · Tactic ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
FSC APPLICATION DATA: TEST SET,ELECTONIC SYSTEMS,EXCEPT SPECIALLY DESIGNED
GENERAL CHARACTERISTICS ITEM DESCRIPTION: CONSISTS OF 1 CLAMP AND 1 SCREW
TECHNICAL CHARACTERISTICS (FLIS)
FSC APPLICATION DATATEST SET,ELECTONIC SYSTEMS,EXCEPT SPECIALLY DESIGNED
GENERAL CHARACTERISTICS ITEM DESCRIPTIONCONSISTS OF 1 CLAMP AND 1 SCREW
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
5666-1Interchangeable
interchangeable cross-reference
interchangeable
F-91XInterchangeable
interchangeable cross-reference
interchangeable
23V117300MADCInterchangeable
interchangeable cross-reference
interchangeable
5666Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5666-1?
5666-1 is a TRANSFORMER,POWER manufactured by Tactic.
What parts can replace 5666-1?
There are 4 known substitutes for 5666-1: 5666-1, F-91X, 23V117300MADC and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 5666-1?
5666-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-00-525-6292. This indicates validated use in U.S. government and defense supply chains.
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