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KN428JT — INSERT,SCREW THREAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

KN428JT: INSERT,SCREW THREAD.

The INSERT,SCREW THREAD is a the manufacturer industrial component. Key specifications include length: 0.370 INCHES NOMINAL IN, material: IRON ALLOY 660 OVERALL, insert_size: 0.375-16 UNC CLASS 2A A, thread_class: 3B, style_designator: KEYLOCK, surface_treatment: PASSIVATE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-759-3718, 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
KN428JT
NSN: 5325-00-759-3718
FSC: 5325 — Fastening Devices
CAGE: 29372 — HOWMET GLOBAL FASTENING SYSTEMS INC. DIV TRIDAIR PRODUCTS (USA)
SPECIFICATIONS
length0.370 INCHES NOMINAL IN
materialIRON ALLOY 660 OVERALL
insert_size0.375-16 UNC CLASS 2A A
thread_class3B
style_designatorKEYLOCK
surface_treatmentPASSIVATE OVERALL
nominal_thread_size0.250 INCHES IN
thread_quantity_per_inch28
thread_series_designatorUNIFIED NATIONAL JOINT FINE (UNJF)
full_internal_thread_length0.300 INCHES NOMINAL IN
specification/standard_data80205-NAS1394 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
internal_thread_relief_depth0.070 INCHES NOMINAL IN
NSN5325-00-759-3718
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: KN428JT · 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
•
LENGTH: 0.370 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
INSERT SIZE: 0.375-16 UNC CLASS 2A A
•
STYLE DESIGNATOR: KEYLOCK
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
INTERNAL THREAD RELIEF DEPTH: 0.070 INCHES NOMINAL IN
•
NOMINAL THREAD SIZE: 0.250 INCHES IN
•
SPECIFICATION/STANDARD DATA: 80205-NAS1394 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
TECHNICAL CHARACTERISTICS
LENGTH0.370 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
INSERT SIZE0.375-16 UNC CLASS 2A A
STYLE DESIGNATORKEYLOCK
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
INTERNAL THREAD RELIEF DEPTH0.070 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.250 INCHES IN
SPECIFICATION/STANDARD DATA80205-NAS1394 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
FULL INTERNAL THREAD LENGTH0.300 INCHES NOMINAL IN
SURFACE TREATMENTPASSIVATE OVERALL
OTHER ITEMS IN FSC 5325 — Fastening Devices
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5325-00-000-1884 5325-00-000-9988 5325-00-001-1567 5325-00-001-2043 5325-00-001-3842 5325-00-001-3858 5325-00-001-3871 5325-00-001-4317
SUBSTITUTES & CROSS-REFERENCES 2
5350-777Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
KN428TReference 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 KN428JT?
KN428JT is a INSERT,SCREW THREAD.
What parts can replace KN428JT?
There are 2 known substitutes for KN428JT: 5350-777, KN428T. Substitute compatibility should be verified for your specific system.
What is the NSN for KN428JT?
KN428JT is cataloged in the U.S. Government catalog under NSN 5325-00-759-3718. This indicates validated use in U.S. government and defense supply chains.
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