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4377163 — SCREW,CAP,HEXAGON HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

4377163: SCREW,CAP,HEXAGON HEAD.

The SCREW,CAP,HEXAGON HEAD is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGON, handle_length: 45.0 MILLIMETERS NOMINAL MM, head_diameter: 23.0 MILLIMETERS NOMINAL MM, fastener_length: 56.5 MILLIMETERS NOMINAL MM, head_inside_diameter: 17.0 MILLIMETERS NOMINAL MM. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-667-1387, 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
4377163
NSN: 5305-01-667-1387
FSC: 5305 — Screws
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEXAGON
handle_length45.0 MILLIMETERS NOMINAL MM
head_diameter23.0 MILLIMETERS NOMINAL MM
fastener_length56.5 MILLIMETERS NOMINAL MM
head_inside_diameter17.0 MILLIMETERS NOMINAL MM
end_item_identification2320-016525208
part_name_assigned_by_controlling_agencySCR,FLG,HEX M12-1.75X45C10.9MG
NSN5305-01-667-1387
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 4377163 · 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 INSIDE DIAMETER: 17.0 MILLIMETERS NOMINAL MM
•
FASTENER LENGTH: 56.5 MILLIMETERS NOMINAL MM
•
HANDLE LENGTH: 45.0 MILLIMETERS NOMINAL MM
•
HEAD STYLE: HEXAGON
•
MATERIAL: STEEL OVERALL
•
HEAD DIAMETER: 23.0 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS
HEAD INSIDE DIAMETER17.0 MILLIMETERS NOMINAL MM
FASTENER LENGTH56.5 MILLIMETERS NOMINAL MM
HANDLE LENGTH45.0 MILLIMETERS NOMINAL MM
HEAD STYLEHEXAGON
PART NAME ASSIGNED BY CONTROLLING AGENCYSCR,FLG,HEX M12-1.75X45C10.9MG
END ITEM IDENTIFICATION2320-016525208
MATERIALSTEEL OVERALL
HEAD DIAMETER23.0 MILLIMETERS NOMINAL MM
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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4377163?
4377163 is a SCREW,CAP,HEXAGON HEAD.
What is the NSN for 4377163?
4377163 is cataloged in the U.S. Government catalog under NSN 5305-01-667-1387. This indicates validated use in U.S. government and defense supply chains.
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