3KK181 — SCREW,CAP,HEXAGON HEAD

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

3KK181: SCREW,CAP,HEXAGON HEAD.

The SCREW,CAP,HEXAGON HEAD is a the manufacturer industrial component. Key specifications include fastener_length: 1.000 INCHES NOMINAL IN, end_item_identification: 2320-01-465-2176 MK25, 2320-01-465-2182 MK28, 2320-01-465-2189 MK30, 2320-01-530-5692 MK28C, nominal_thread_diameter: 0.500 INCHES IN, thread_quantity_per_inch: 13, thread_series_designator: UNIFIED NATIONAL COARSE (UNC), part_name_assigned_by_controlling_agency: SCREW,CAP,HEX HEAD. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-543-1017, 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

3KK181

NSN: 5305-01-543-1017
FSC: 5305 — Screws
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)

SPECIFICATIONS

fastener_length	1.000 INCHES NOMINAL IN
end_item_identification	2320-01-465-2176 MK25, 2320-01-465-2182 MK28, 2320-01-465-2189 MK30, 2320-01-530-5692 MK28C
nominal_thread_diameter	0.500 INCHES IN
thread_quantity_per_inch	13
thread_series_designator	UNIFIED NATIONAL COARSE (UNC)
part_name_assigned_by_controlling_agency	SCREW,CAP,HEX HEAD
NSN	5305-01-543-1017

COMPONENT DIAGRAM

KEY FEATURES

•

FASTENER LENGTH: 1.000 INCHES NOMINAL IN

•

NOMINAL THREAD DIAMETER: 0.500 INCHES IN

•

THREAD QUANTITY PER INCH: 13

•

THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)

TECHNICAL CHARACTERISTICS

FASTENER LENGTH	1.000 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER	0.500 INCHES IN
PART NAME ASSIGNED BY CONTROLLING AGENCY	SCREW,CAP,HEX HEAD
END ITEM IDENTIFICATION	2320-01-465-2176 MK25, 2320-01-465-2182 MK28, 2320-01-465-2189 MK30, 2320-01-530-5692 MK28C
THREAD QUANTITY PER INCH	13
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)

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 2

Y00015047Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

1401Same 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 3KK181?

3KK181 is a SCREW,CAP,HEXAGON HEAD.

What parts can replace 3KK181?

There are 2 known substitutes for 3KK181: Y00015047, 1401. Substitute compatibility should be verified for your specific system.

What is the NSN for 3KK181?

3KK181 is cataloged in the U.S. Government catalog under NSN 5305-01-543-1017. This indicates validated use in U.S. government and defense supply chains.

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3KK181 — SCREW,CAP,HEXAGON HEAD

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