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12909054 — SCREW,SHOULDER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

12909054: SCREW,SHOULDER.

The SCREW,SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1018 OR STEEL COMP 1020 OR STEEL COMP 1025 OVERALL, head_style: DOUBLE CHAMFER, head_height: 0.750 INCHES NOMINAL IN, thread_class: 2A A, head_diameter: 0.750 INCHES NOMINAL IN, thread_length: 1.680 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-294-8919, 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
12909054
NSN: 5305-01-294-8919
FSC: 5305 — Screws
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
materialSTEEL COMP 1018 OR STEEL COMP 1020 OR STEEL COMP 1025 OVERALL
head_styleDOUBLE CHAMFER
head_height0.750 INCHES NOMINAL IN
thread_class2A A
head_diameter0.750 INCHES NOMINAL IN
thread_length1.680 INCHES NOMINAL IN
shoulder_shapeROUND OVERALL
fastener_length3.750 INCHES NOMINAL IN
shoulder_length0.750 INCHES NOMINAL OVERALL IN
thread_directionRIGHT-HAND
shoulder_diameter0.750 INCHES NOMINAL OVERALL IN
surface_treatmentOXIDE OVERALL
NSN5305-01-294-8919
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 12909054 · 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: 0.750 INCHES NOMINAL IN
•
FASTENER LENGTH: 3.750 INCHES NOMINAL IN
•
SHOULDER LENGTH: 0.750 INCHES NOMINAL OVERALL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-13924,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
SHOULDER DIAMETER: 0.750 INCHES NOMINAL OVERALL IN
•
THREAD LENGTH: 1.680 INCHES NOMINAL IN
•
SHOULDER SHAPE: ROUND OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM-A29 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.750 INCHES NOMINAL IN
FASTENER LENGTH3.750 INCHES NOMINAL IN
SHOULDER LENGTH0.750 INCHES NOMINAL OVERALL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-13924,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SHOULDER DIAMETER0.750 INCHES NOMINAL OVERALL IN
THREAD LENGTH1.680 INCHES NOMINAL IN
SHOULDER SHAPEROUND OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONASTM-A29 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.375 INCHES IN
HEAD STYLEDOUBLE CHAMFER
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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12909054?
12909054 is a SCREW,SHOULDER.
What is the NSN for 12909054?
12909054 is cataloged in the U.S. Government catalog under NSN 5305-01-294-8919. 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.