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ST1345-11 — ST1345-11

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

ST1345-11: ST1345-11.

The ST1345-11 is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5306-01-456-8472, 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
ST1345-11
NSN: 5306-01-456-8472
FSC: 5306 — Bolts
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
Part NumberST1345-11
NSN5306-01-456-8472
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: ST1345-11 · 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: 0.125 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.802 INCHES MINIMUM AND 0.822 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.723 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
WIDTH BETWEEN FLATS: 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN
•
THREAD CLASS: 3A A
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.125 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN
FASTENER LENGTH0.802 INCHES MINIMUM AND 0.822 INCHES MAXIMUM IN
THREAD LENGTH0.723 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.250 INCHES IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN
THREAD CLASS3A A
THREAD QUANTITY PER INCH28
MATERIALNICKEL ALLOY UNS N07001 OVERALL
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is ST1345-11?
ST1345-11 is a ST1345-11.
What is the NSN for ST1345-11?
ST1345-11 is cataloged in the U.S. Government catalog under NSN 5306-01-456-8472. This indicates validated use in U.S. government and defense supply chains.
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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.