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PartsTable / COMPONENT / 431384 ITEM 29
431384 ITEM 29 ✓ 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 INSERT,SCREW THREAD is a the manufacturer industrial component. Key specifications include length: 0.500 INCHES NOMINAL IN, material: STEEL CORROSION RESISTING OVERALL, insert_size: 0.592 IN. MIN TO 0.617 IN.

MAX FREE OD IN, thread_class: 3B, thread_length: 0.500 INCHES NOMINAL IN, style_designator: COIL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-00-803-7150, 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
431384 ITEM 29
NSN: 5325-00-803-7150
FSC: 5325
CAGE: 13520 — DONALDSON COMPANY, INC. (USA)
SPECIFICATIONS
length0.500 INCHES NOMINAL IN
materialSTEEL CORROSION RESISTING OVERALL
insert_size0.592 IN. MIN TO 0.617 IN. MAX FREE OD IN
thread_class3B
thread_length0.500 INCHES NOMINAL IN
style_designatorCOIL
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE OVERALL
nominal_thread_size0.500 INCHES IN
thread_quantity_per_inch20
thread_series_designatorUNF
NSN5325-00-803-7150
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 431384 ITEM 29 · 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 QUANTITY PER INCH: 20
•
THREAD DIRECTION: RIGHT-HAND
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
STYLE DESIGNATOR: COIL
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
THREAD SERIES DESIGNATOR: UNF
•
THREAD LENGTH: 0.500 INCHES NOMINAL IN
•
INSERT SIZE: 0.592 IN. MIN TO 0.617 IN. MAX FREE OD IN
TECHNICAL CHARACTERISTICS (FLIS)
THREAD QUANTITY PER INCH20
THREAD DIRECTIONRIGHT-HAND
MATERIALSTEEL CORROSION RESISTING OVERALL
STYLE DESIGNATORCOIL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD SERIES DESIGNATORUNF
THREAD LENGTH0.500 INCHES NOMINAL IN
INSERT SIZE0.592 IN. MIN TO 0.617 IN. MAX FREE OD IN
LENGTH0.500 INCHES NOMINAL IN
THREAD CLASS3B
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
B68024$Interchangeable
interchangeable cross-reference
interchangeable
251368801007Interchangeable
interchangeable cross-reference
interchangeable
1185-06CN138Interchangeable
interchangeable cross-reference
interchangeable
MIL-I-8846Interchangeable
interchangeable cross-reference
interchangeable
416936-100Interchangeable
interchangeable cross-reference
interchangeable
MS122095Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 431384 ITEM 29?
431384 ITEM 29 is a INSERT,SCREW THREAD.
What parts can replace 431384 ITEM 29?
There are 24 known substitutes for 431384 ITEM 29: B68024$, 251368801007, 1185-06CN138 and 21 more. Substitute compatibility should be verified for your specific system.
Is 431384 ITEM 29 still available?
431384 ITEM 29 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: July 2026