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12976526 — SCREW,EXTERNALLY RELIEVED BODY

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

12976526: SCREW,EXTERNALLY RELIEVED BODY.

The SCREW,EXTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, head_style: HEXAGON, thread_class: 2A A, thread_length: 0.197 INCHES NOMINAL IN, fastener_length: 0.500 INCHES NOMINAL IN, special_features: ALTERED FROM 73734 28211. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-467-8844, 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
12976526
NSN: 5305-01-467-8844
FSC: 5305 — Screws
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
head_styleHEXAGON
thread_class2A A
thread_length0.197 INCHES NOMINAL IN
fastener_length0.500 INCHES NOMINAL IN
special_featuresALTERED FROM 73734 28211
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE OVERALL
width_between_flats0.250 INCHES NOMINAL IN
internal_drive_styleW/O INTERNAL DRIVE
end_item_identificationBRADLEY
nominal_thread_diameter0.138 INCHES IN
NSN5305-01-467-8844
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 12976526 · 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
•
FASTENER LENGTH: 0.500 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35,TYPE II FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.197 INCHES NOMINAL IN
•
FIRST DIAMETER FROM HEAD: 0.098 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.138 INCHES IN
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
WIDTH BETWEEN FLATS: 0.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FASTENER LENGTH0.500 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35,TYPE II FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH0.197 INCHES NOMINAL IN
FIRST DIAMETER FROM HEAD0.098 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.138 INCHES IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.250 INCHES NOMINAL IN
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.302 INCHES NOMINAL IN
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
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 12976526?
12976526 is a SCREW,EXTERNALLY RELIEVED BODY.
What is the NSN for 12976526?
12976526 is cataloged in the U.S. Government catalog under NSN 5305-01-467-8844. This indicates validated use in U.S. government and defense supply chains.
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