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KFB3-440-4ES — INSERT,SCREW THREAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

KFB3-440-4ES: INSERT,SCREW THREAD.

The INSERT,SCREW THREAD is a the manufacturer industrial component. Key specifications include length: 0.215 INCHES NOMINAL IN, material: COPPER ALLOY OVERALL, insert_size: 0.220 IN. OD IN, thread_class: 2B, style_designator: BLIND, nominal_thread_size: 0.112 INCHES IN.

This part is cataloged in the U.S. Government catalog under NSN 5325-01-336-8005, 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
KFB3-440-4ES
NSN: 5325-01-336-8005
FSC: 5325 — Fastening Devices
CAGE: 46384 — PENN ENGINEERING & MANUFACTURING CORP (USA)
SPECIFICATIONS
length0.215 INCHES NOMINAL IN
materialCOPPER ALLOY OVERALL
insert_size0.220 IN. OD IN
thread_class2B
style_designatorBLIND
nominal_thread_size0.112 INCHES IN
thread_quantity_per_inch40
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
NSN5325-01-336-8005
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: KFB3-440-4ES · 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: 0.215 INCHES NOMINAL IN
•
INSERT SIZE: 0.220 IN. OD IN
•
STYLE DESIGNATOR: BLIND
•
NOMINAL THREAD SIZE: 0.112 INCHES IN
•
THREAD CLASS: 2B
•
THREAD QUANTITY PER INCH: 40
•
MATERIAL: COPPER ALLOY OVERALL
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
TECHNICAL CHARACTERISTICS
LENGTH0.215 INCHES NOMINAL IN
INSERT SIZE0.220 IN. OD IN
STYLE DESIGNATORBLIND
NOMINAL THREAD SIZE0.112 INCHES IN
THREAD CLASS2B
THREAD QUANTITY PER INCH40
MATERIALCOPPER ALLOY OVERALL
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
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

No substitute or cross-reference records for this part.

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 KFB3-440-4ES?
KFB3-440-4ES is a INSERT,SCREW THREAD.
What is the NSN for KFB3-440-4ES?
KFB3-440-4ES is cataloged in the U.S. Government catalog under NSN 5325-01-336-8005. 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.