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KFB3-440-10ET — INSERT,SCREW THREAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

KFB3-440-10ET: INSERT,SCREW THREAD.

The INSERT,SCREW THREAD is a the manufacturer industrial component. Key specifications include length: 0.402 INCHES NOMINAL IN, material: COPPER ALLOY OVERALL, insert_size: 0.220 IN. DIA IN, style_designator: BLIND, nominal_thread_size: 0.112 INCHES IN, thread_quantity_per_inch: 40.

This part is cataloged in the U.S. Government catalog under NSN 5325-01-253-4551, 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
KFB3-440-10ET
NSN: 5325-01-253-4551
FSC: 5325 — Fastening Devices
CAGE: 46384 — PENN ENGINEERING & MANUFACTURING CORP (USA)
SPECIFICATIONS
length0.402 INCHES NOMINAL IN
materialCOPPER ALLOY OVERALL
insert_size0.220 IN. DIA IN
style_designatorBLIND
nominal_thread_size0.112 INCHES IN
thread_quantity_per_inch40
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
NSN5325-01-253-4551
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: KFB3-440-10ET · 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: 0.402 INCHES NOMINAL IN
•
INSERT SIZE: 0.220 IN. DIA IN
•
STYLE DESIGNATOR: BLIND
•
NOMINAL THREAD SIZE: 0.112 INCHES IN
•
THREAD QUANTITY PER INCH: 40
•
MATERIAL: COPPER ALLOY OVERALL
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
TECHNICAL CHARACTERISTICS
LENGTH0.402 INCHES NOMINAL IN
INSERT SIZE0.220 IN. DIA IN
STYLE DESIGNATORBLIND
NOMINAL THREAD SIZE0.112 INCHES IN
THREAD QUANTITY PER INCH40
MATERIALCOPPER ALLOY OVERALL
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
SUBSTITUTES & CROSS-REFERENCES 2
751723-1-10Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
29204-2Reference document
Same NSN cross-reference
Reference document — Vendor item drawing 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 KFB3-440-10ET?
KFB3-440-10ET is a INSERT,SCREW THREAD.
What parts can replace KFB3-440-10ET?
There are 2 known substitutes for KFB3-440-10ET: 751723-1-10, 29204-2. Substitute compatibility should be verified for your specific system.
What is the NSN for KFB3-440-10ET?
KFB3-440-10ET is cataloged in the U.S. Government catalog under NSN 5325-01-253-4551. 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.