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74B059776-202 — SCREW,EXTERNALLY RELIEVED BODY

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

74B059776-202: SCREW,EXTERNALLY RELIEVED BODY.

The SCREW,EXTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 360 OVERALL, head_style: PAN NO. 2, head_height: 0.079 INCHES NOMINAL IN, point_style: CONE, point_length: 0.039 INCHES NOMINAL IN, head_diameter: 0.197 INCHES NOMINAL IN.

This part is cataloged in the U.S. Government catalog under NSN 5305-01-396-8037, 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
74B059776-202
NSN: 5305-01-396-8037
FSC: 5305 — Screws
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialCOPPER ALLOY 360 OVERALL
head_stylePAN NO. 2
head_height0.079 INCHES NOMINAL IN
point_styleCONE
point_length0.039 INCHES NOMINAL IN
head_diameter0.197 INCHES NOMINAL IN
thread_length0.157 INCHES NOMINAL IN
fastener_length0.433 INCHES NOMINAL IN
thread_directionRIGHT-HAND
surface_treatmentOXIDE OVERALL
point_chamfer_angle90.0 DEGREES NOMINAL
internal_drive_styleSLOT
NSN5305-01-396-8037
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 74B059776-202 · 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: 0.079 INCHES NOMINAL IN
•
EXTERNAL THREAD TOLERANCE CLASS: 6G G
•
POINT LENGTH: 0.039 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.433 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-F-495 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD PITCH IN MILLIMETERS: 0.45
•
THREAD LENGTH: 0.157 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.079 INCHES NOMINAL IN
EXTERNAL THREAD TOLERANCE CLASS6G G
POINT LENGTH0.039 INCHES NOMINAL IN
FASTENER LENGTH0.433 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-F-495 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD PITCH IN MILLIMETERS0.45
THREAD LENGTH0.157 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
POINT CHAMFER ANGLE90.0 DEGREES NOMINAL
FIRST DIAMETER FROM HEAD0.071 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-000-0094 5305-00-000-1397 5305-00-000-2625 5305-00-000-3669 5305-00-000-3830 5305-00-000-3831
SUBSTITUTES & CROSS-REFERENCES 1
21100-590Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 74B059776-202?
74B059776-202 is a SCREW,EXTERNALLY RELIEVED BODY.
What parts can replace 74B059776-202?
There is 1 known substitute for 74B059776-202: 21100-590. Substitute compatibility should be verified for your specific system.
What is the NSN for 74B059776-202?
74B059776-202 is cataloged in the U.S. Government catalog under NSN 5305-01-396-8037. This indicates validated use in U.S. government and defense supply chains.
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