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10861387 — THUMBSCREW

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

10861387: THUMBSCREW.

The THUMBSCREW is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: THUMB NO. 7, head_height: 0.500 INCHES NOMINAL IN, point_style: FLAT, thread_class: 2A A, thread_length: 1.500 INCHES MINIMUM IN.

This part is cataloged in the U.S. Government catalog under NSN 5305-00-080-5381, 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
10861387
NSN: 5305-00-080-5381
NIINs: 000805381, 004535584
FSC: 5305 — Screws
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleTHUMB NO. 7
head_height0.500 INCHES NOMINAL IN
point_styleFLAT
thread_class2A A
thread_length1.500 INCHES MINIMUM IN
shoulder_shapeROUND FOURTH HOLE
fastener_length1.875 INCHES NOMINAL IN
shoulder_length0.380 INCHES NOMINAL OVERALL IN
special_featuresDRILLED HOLE IN SHANK 0.078 IN. MIN,0.081 IN. MAX DIA 0.375 IN. FROM BEARING SURFACE OF HEAD. OTHER DRILLEDHOLE IN SHANK 0.076 IN. DIA,1.719 IN.FROM BEARING SURFACE OF HEAD IN
thread_directionRIGHT-HAND
shoulder_diameter0.375 INCHES NOMINAL OVERALL IN
NSN5305-00-080-5381
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 10861387 · 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
•
HEAD HEIGHT: 0.312 INCHES NOMINAL IN
•
FASTENER LENGTH: 2.563 INCHES NOMINAL IN
•
THREAD LENGTH: 1.938 INCHES MINIMUM IN
•
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
•
HEAD STYLE: THUMB NO. 1
•
THREAD DIRECTION: RIGHT-HAND
•
POINT STYLE: FLAT
•
WIDTH BETWEEN FLATS: 2.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.312 INCHES NOMINAL IN
FASTENER LENGTH2.563 INCHES NOMINAL IN
THREAD LENGTH1.938 INCHES MINIMUM IN
NOMINAL THREAD DIAMETER0.375 INCHES IN
HEAD STYLETHUMB NO. 1
THREAD DIRECTIONRIGHT-HAND
POINT STYLEFLAT
WIDTH BETWEEN FLATS2.000 INCHES NOMINAL IN
SPECIAL FEATURES0.076 IN. DIA HOLE 0.156 IN. FROM THREADED END IN
SURFACE TREATMENTCADMIUM OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
5305000805381Reference document
Same NSN cross-reference
Reference document — Informative reference only
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 10861387?
10861387 is a THUMBSCREW.
What parts can replace 10861387?
There is 1 known substitute for 10861387: 5305000805381. Substitute compatibility should be verified for your specific system.
What is the NSN for 10861387?
10861387 is cataloged in the U.S. Government catalog under NSN 5305-00-080-5381. 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.