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12311465 — SCREW,EXTERNALLY RELIEVED BODY

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

12311465: SCREW,EXTERNALLY RELIEVED BODY.

The SCREW,EXTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302 OVERALL, head_style: ROUNDROUND, head_height: 0.110 INCHES NOMINAL0.110 INCHES NOMINAL IN, thread_class: 2A2A, head_diameter: 0.314 INCHES NOMINAL0.314 INCHES NOMINAL IN, thread_length: 0.188 INCHES NOMINAL0.188 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-142-1030, 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
12311465
NSN: 5305-01-142-1030
FSC: 5305 — Screws
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL COMP 302 OVERALL
head_styleROUNDROUND
head_height0.110 INCHES NOMINAL0.110 INCHES NOMINAL IN
thread_class2A2A
head_diameter0.314 INCHES NOMINAL0.314 INCHES NOMINAL IN
thread_length0.188 INCHES NOMINAL0.188 INCHES NOMINAL IN
fastener_length0.500 INCHES NOMINAL0.500 INCHES NOMINAL IN
locking_featureSTRIP THREADSSTRIP THREADS
thread_directionRIGHT-HANDRIGHT-HAND
surface_treatmentOXIDE FILM OVERALLOXIDE FILM OVERALL
internal_drive_styleCROSS RECESS TYPE 1CROSS RECESS TYPE 1
end_item_identificationM981M981
NSN5305-01-142-1030
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 12311465 · 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: 0.110 INCHES NOMINAL0.110 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.500 INCHES NOMINAL0.500 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-13924 MIL SPEC SINGLE TREATMENT RESPONSE OVERALLMIL-C-13924 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.188 INCHES NOMINAL0.188 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALLQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
FIRST DIAMETER FROM HEAD: 0.114 INCHES NOMINAL0.114 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.164 INCHES0.164 INCHES IN
•
HEAD STYLE: ROUNDROUND
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.110 INCHES NOMINAL0.110 INCHES NOMINAL IN
FASTENER LENGTH0.500 INCHES NOMINAL0.500 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-13924 MIL SPEC SINGLE TREATMENT RESPONSE OVERALLMIL-C-13924 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH0.188 INCHES NOMINAL0.188 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALLQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
FIRST DIAMETER FROM HEAD0.114 INCHES NOMINAL0.114 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.164 INCHES0.164 INCHES IN
HEAD STYLEROUNDROUND
THREAD DIRECTIONRIGHT-HANDRIGHT-HAND
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.312 INCHES NOMINAL0.312 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-001-5016 5305-00-001-9160 5305-00-001-9629 5305-00-001-9742 5305-00-001-9768 5305-00-003-4306 5305-00-003-6694 5305-00-003-6753
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 12311465?
12311465 is a SCREW,EXTERNALLY RELIEVED BODY.
What is the NSN for 12311465?
12311465 is cataloged in the U.S. Government catalog under NSN 5305-01-142-1030. 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.