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12944242 — THUMBSCREW

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

12944242: THUMBSCREW.

The THUMBSCREW is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: KNURLED NO. 1, head_height: 0.630 INCHES NOMINAL IN, point_style: POINTLESS, head_diameter: 2.010 INCHES NOMINAL IN, thread_length: 0.500 INCHES NOMINAL IN.

This part is cataloged in the U.S. Government catalog under NSN 5305-01-332-7643, 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
12944242
NSN: 5305-01-332-7643
FSC: 5305 — Screws
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleKNURLED NO. 1
head_height0.630 INCHES NOMINAL IN
point_stylePOINTLESS
head_diameter2.010 INCHES NOMINAL IN
thread_length0.500 INCHES NOMINAL IN
fastener_length1.130 INCHES NOMINAL IN
thread_directionRIGHT-HAND
end_item_identification1015-01-226-1672
nominal_thread_diameter30.0 MILLIMETERS MM
thread_series_designatorM
thread_pitch_in_millimeters1.0
NSN5305-01-332-7643
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 12944242 · 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: 0.630 INCHES NOMINAL IN
•
EXTERNAL THREAD TOLERANCE CLASS: 6H
•
FASTENER LENGTH: 1.130 INCHES NOMINAL IN
•
THREAD PITCH IN MILLIMETERS: 1.0
•
THREAD LENGTH: 0.500 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 30.0 MILLIMETERS MM
•
HEAD STYLE: KNURLED NO. 1
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.630 INCHES NOMINAL IN
EXTERNAL THREAD TOLERANCE CLASS6H
FASTENER LENGTH1.130 INCHES NOMINAL IN
THREAD PITCH IN MILLIMETERS1.0
THREAD LENGTH0.500 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER30.0 MILLIMETERS MM
HEAD STYLEKNURLED NO. 1
THREAD DIRECTIONRIGHT-HAND
POINT STYLEPOINTLESS
END ITEM IDENTIFICATION1015-01-226-1672
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

No substitute or cross-reference records for this part.

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 12944242?
12944242 is a THUMBSCREW.
What is the NSN for 12944242?
12944242 is cataloged in the U.S. Government catalog under NSN 5305-01-332-7643. 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.