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BX0440 — INSERT,SCREW THREAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

BX0440: INSERT,SCREW THREAD.

The INSERT,SCREW THREAD is a the manufacturer industrial component. Key specifications include length: 0.310 INCHES NOMINAL IN, insert_size: 0.200 IN. OD IN, thread_class: 3B, nominal_thread_size: 0.112 INCHES IN, thread_quantity_per_inch: 40, thread_series_designator: UNIFIED NATIONAL COARSE (UNC).

This part is cataloged in the U.S. Government catalog under NSN 5325-00-522-8595, 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
BX0440
NSN: 5325-00-522-8595
FSC: 5325 — Fastening Devices
CAGE: 29372 — HOWMET GLOBAL FASTENING SYSTEMS INC. DIV TRIDAIR PRODUCTS (USA)
SPECIFICATIONS
length0.310 INCHES NOMINAL IN
insert_size0.200 IN. OD IN
thread_class3B
nominal_thread_size0.112 INCHES IN
thread_quantity_per_inch40
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
full_internal_thread_length0.160 INCHES NOMINAL IN
NSN5325-00-522-8595
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: BX0440 · 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: 0.310 INCHES NOMINAL IN
•
INSERT SIZE: 0.200 IN. OD IN
•
NOMINAL THREAD SIZE: 0.112 INCHES IN
•
FULL INTERNAL THREAD LENGTH: 0.160 INCHES NOMINAL IN
•
THREAD CLASS: 3B
•
THREAD QUANTITY PER INCH: 40
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
TECHNICAL CHARACTERISTICS
LENGTH0.310 INCHES NOMINAL IN
INSERT SIZE0.200 IN. OD IN
NOMINAL THREAD SIZE0.112 INCHES IN
FULL INTERNAL THREAD LENGTH0.160 INCHES NOMINAL IN
THREAD CLASS3B
THREAD QUANTITY PER INCH40
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
SUBSTITUTES & CROSS-REFERENCES 1
154513-2Reference 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 BX0440?
BX0440 is a INSERT,SCREW THREAD.
What parts can replace BX0440?
There is 1 known substitute for BX0440: 154513-2. Substitute compatibility should be verified for your specific system.
What is the NSN for BX0440?
BX0440 is cataloged in the U.S. Government catalog under NSN 5325-00-522-8595. 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.