MBEU143495 — THUMBSCREW

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

MBEU143495: THUMBSCREW.

The THUMBSCREW is a the manufacturer industrial component. Key specifications include material: STEEL COMP XM-12 OVERALL, head_style: KNURLED NO. 1, head_height: 0.380 INCHES NOMINAL IN, thread_class: 2A A, head_diameter: 0.380 INCHES NOMINAL IN, thread_length: 0.330 INCHES NOMINAL IN.

This part is cataloged in the U.S. Government catalog under NSN 5305-01-421-2049, 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

MBEU143495

NSN: 5305-01-421-2049
FSC: 5305 — Screws
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)

SPECIFICATIONS

material	STEEL COMP XM-12 OVERALL
head_style	KNURLED NO. 1
head_height	0.380 INCHES NOMINAL IN
thread_class	2A A
head_diameter	0.380 INCHES NOMINAL IN
thread_length	0.330 INCHES NOMINAL IN
shoulder_shape	ROUND FIRST SHOULDER
fastener_length	0.760 INCHES NOMINAL IN
shoulder_length	0.380 INCHES NOMINAL FIRST SHOULDER IN
special_features	THREADS UNDERCUT FOR RELIEF: 0.050 IN. WIDE X 0.087 IN. MIN. DIA., 0.090 IN. MAX. DIA. IN
thread_direction	RIGHT-HAND
shoulder_diameter	0.200 INCHES NOMINAL FIRST SHOULDER IN
NSN	5305-01-421-2049

COMPONENT DIAGRAM

KEY FEATURES

•

HEAD HEIGHT: 0.380 INCHES NOMINAL IN

•

FASTENER LENGTH: 0.760 INCHES NOMINAL IN

•

SHOULDER LENGTH: 0.380 INCHES NOMINAL FIRST SHOULDER IN

•

SHOULDER DIAMETER: 0.200 INCHES NOMINAL FIRST SHOULDER IN

•

THREAD LENGTH: 0.330 INCHES NOMINAL IN

•

SHOULDER SHAPE: ROUND FIRST SHOULDER

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5659 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

•

NOMINAL THREAD DIAMETER: 0.138 INCHES IN

TECHNICAL CHARACTERISTICS

HEAD HEIGHT	0.380 INCHES NOMINAL IN
FASTENER LENGTH	0.760 INCHES NOMINAL IN
SHOULDER LENGTH	0.380 INCHES NOMINAL FIRST SHOULDER IN
SHOULDER DIAMETER	0.200 INCHES NOMINAL FIRST SHOULDER IN
THREAD LENGTH	0.330 INCHES NOMINAL IN
SHOULDER SHAPE	ROUND FIRST SHOULDER
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5659 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER	0.138 INCHES IN
HEAD STYLE	KNURLED NO. 1
THREAD DIRECTION	RIGHT-HAND

OTHER ITEMS IN FSC 5305 — Screws

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5305-00-000-0094 5305-00-000-1397 5305-00-000-2625 5305-00-000-3669 5305-00-000-3830 5305-00-000-3831

SUBSTITUTES & CROSS-REFERENCES 1

2020AS106Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is MBEU143495?

MBEU143495 is a THUMBSCREW.

What parts can replace MBEU143495?

There is 1 known substitute for MBEU143495: 2020AS106. Substitute compatibility should be verified for your specific system.

What is the NSN for MBEU143495?

MBEU143495 is cataloged in the U.S. Government catalog under NSN 5305-01-421-2049. This indicates validated use in U.S. government and defense supply chains.

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