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20-089-8-26 — 20-089-8-26

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

20-089-8-26: 20-089-8-26.

The 20-089-8-26 is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5306-01-454-8989, 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
20-089-8-26
NSN: 5306-01-454-8989
FSC: 5306 — Bolts
CAGE: 97499 — BELL TEXTRON INC (USA)
SPECIFICATIONS
Part Number20-089-8-26
NSN5306-01-454-8989
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 20-089-8-26 · 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
KEY FEATURES
•
HEAD HEIGHT: 0.050 INCHES NOMINAL IN
•
FASTENER LENGTH: 2.189 INCHES NOMINAL IN
•
THREAD LENGTH: 0.516 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.500 INCHES IN
•
HEAD STYLE: SPLINE DRIVE SHEAR HEAD
•
THREAD DIRECTION: RIGHT-HAND
•
GRIP LENGTH: 1.625 INCHES NOMINAL IN
•
HEAD MINOR DIAMETER: 0.772 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.050 INCHES NOMINAL IN
FASTENER LENGTH2.189 INCHES NOMINAL IN
THREAD LENGTH0.516 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.500 INCHES IN
HEAD STYLESPLINE DRIVE SHEAR HEAD
THREAD DIRECTIONRIGHT-HAND
GRIP LENGTH1.625 INCHES NOMINAL IN
HEAD MINOR DIAMETER0.772 INCHES NOMINAL IN
GRIP DIAMETER0.498 INCHES MINIMUM AND 0.499 INCHES MAXIMUM IN
SPECIAL FEATURES125 KSI FSU, 900 DEGREES FAHRENHEIT, EXTERNAL WRENCHING SPLINE DRIVE; HAS UNDRILLED SHANK
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 20-089-8-26?
20-089-8-26 is a 20-089-8-26.
What is the NSN for 20-089-8-26?
20-089-8-26 is cataloged in the U.S. Government catalog under NSN 5306-01-454-8989. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.