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Technical Data Sheet
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TQ-566050 — Technical Data Sheet

✓ Verified by PartsTable
— · 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 BOLT,EYE is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System under NSN 5306-01-305-0178, 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
TQ-566050
NSN: 5306-01-305-0178
FSC: 5306
CAGE: 04236 — LOCKHEED MARTIN CORP (USA)
SPECIFICATIONS
Part NumberTQ-566050
NSN5306-01-305-0178
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: TQ-566050 · OEM ⚠ 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
N0 25InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
90560-41InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
5B2HInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
4118800-48InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
89025InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
9300010InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is TQ-566050?
TQ-566050 is a BOLT,EYE.
What parts can replace TQ-566050?
There are 7 known substitutes for TQ-566050: N0 25, 90560-41, 5B2H and 4 more. Substitute compatibility should be verified for your specific system.
Is TQ-566050 still available?
TQ-566050 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