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2621379 — SETSCREW

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

2621379: SETSCREW.

The SETSCREW is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 6061 OVERALL, head_style: HEADLESS (SETSCREW), point_style: FLAT, thread_class: 2A A, thread_length: 0.225 INCHES MINIMUM IN, fastener_length: 0.225 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-040-9938, 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
2621379
NSN: 5305-00-040-9938
FSC: 5305 — Screws
CAGE: 06424 — ALLIANT TECHSYSTEMS OPERATIONS LLC DIV DEFENSE ELECTRONIC SYSTEMS (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 6061 OVERALL
head_styleHEADLESS (SETSCREW)
point_styleFLAT
thread_class2A A
thread_length0.225 INCHES MINIMUM IN
fastener_length0.225 INCHES NOMINAL IN
special_featuresDRILLED THRU LONGITUDINAL AXIS 0.073 IN. DIA BY 0.094 IN. DEPTH OPPOSITE SLOT END IN
thread_directionRIGHT-HAND
surface_treatmentCHROMATE OVERALL
internal_drive_styleSLOT
nominal_thread_diameter0.138 INCHES IN
thread_quantity_per_inch40
NSN5305-00-040-9938
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 2621379 · 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: 0.225 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-5541 CL 1A MIL SPEC SINGLE TREATMENT RESPONSE OVERALL A
•
THREAD LENGTH: 0.225 INCHES MINIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-225/8 T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.138 INCHES IN
•
HEAD STYLE: HEADLESS (SETSCREW)
•
THREAD DIRECTION: RIGHT-HAND
•
POINT STYLE: FLAT
TECHNICAL CHARACTERISTICS
FASTENER LENGTH0.225 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-5541 CL 1A MIL SPEC SINGLE TREATMENT RESPONSE OVERALL A
THREAD LENGTH0.225 INCHES MINIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/8 T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.138 INCHES IN
HEAD STYLEHEADLESS (SETSCREW)
THREAD DIRECTIONRIGHT-HAND
POINT STYLEFLAT
SPECIAL FEATURESDRILLED THRU LONGITUDINAL AXIS 0.073 IN. DIA BY 0.094 IN. DEPTH OPPOSITE SLOT END IN
SURFACE TREATMENTCHROMATE OVERALL
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 2621379?
2621379 is a SETSCREW.
What is the NSN for 2621379?
2621379 is cataloged in the U.S. Government catalog under NSN 5305-00-040-9938. This indicates validated use in U.S. government and defense supply chains.
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