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Technical Data Sheet
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055920ITEM12 — BOLT,EYE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

055920ITEM12: BOLT,EYE.

The BOLT,EYE is a the manufacturer industrial component. Key specifications include thread_class: 2A A, thread_length: 2.025 INCHES NOMINAL IN, special_features: MATERIAL IS GRADE B, A307, thread_direction: RIGHT-HAND, thread_series_designator: UNIFIED NATIONAL COARSE (UNC). This part is cataloged in the U.S.

Government catalog under NSN 5306-01-531-1853, 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
055920ITEM12
NSN: 5306-01-531-1853
FSC: 5306 — Bolts
CAGE: 48422 — WILLIAM POWELL COMPANY, THE DBA POWELL VALVE DIV THE STARFLO CORPORATION (USA)
SPECIFICATIONS
thread_class2A A
thread_length2.025 INCHES NOMINAL IN
special_featuresMATERIAL IS GRADE B, A307
thread_directionRIGHT-HAND
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
NSN5306-01-531-1853
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 055920ITEM12 · 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
•
THREAD LENGTH: 2.025 INCHES NOMINAL IN
•
THREAD DIRECTION: RIGHT-HAND
•
THREAD CLASS: 2A A
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
TECHNICAL CHARACTERISTICS
THREAD LENGTH2.025 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
SPECIAL FEATURESMATERIAL IS GRADE B, A307
THREAD CLASS2A A
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-001-1276 5306-00-001-1949 5306-00-001-1988 5306-00-001-1989 5306-00-001-1990 5306-00-001-1991 5306-00-001-1993 5306-00-001-2017
SUBSTITUTES & CROSS-REFERENCES 1
055290ITEM12Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 055920ITEM12?
055920ITEM12 is a BOLT,EYE.
What parts can replace 055920ITEM12?
There is 1 known substitute for 055920ITEM12: 055290ITEM12. Substitute compatibility should be verified for your specific system.
What is the NSN for 055920ITEM12?
055920ITEM12 is cataloged in the U.S. Government catalog under NSN 5306-01-531-1853. 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.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.