NAS1802-4-18 — SCREW,CAP,HEXAGON HEAD

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

NAS1802-4-18: SCREW,CAP,HEXAGON HEAD.

The SCREW,CAP,HEXAGON HEAD is a the manufacturer industrial component. Key specifications include head_style: HEXAGON, head_height: 0.125 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN, thread_class: 3A A, thread_length: 1.109 INCHES MINIMUM AND 1.156 INCHES MAXIMUM IN, fastener_length: 1.109 INCHES MINIMUM AND 1.156 INCHES MAXIMUM IN, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-494-4258, 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

NAS1802-4-18

NSN: 5305-01-494-4258
FSC: 5305 — Screws
CAGE: 80205 — NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE (USA)

SPECIFICATIONS

head_style	HEXAGON
head_height	0.125 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN
thread_class	3A A
thread_length	1.109 INCHES MINIMUM AND 1.156 INCHES MAXIMUM IN
fastener_length	1.109 INCHES MINIMUM AND 1.156 INCHES MAXIMUM IN
thread_direction	RIGHT-HAND
surface_treatment	PASSIVATE OVERALL
width_between_flats	0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN
end_item_identification	FUEL TANK TES
nominal_thread_diameter	0.250 INCHES IN
thread_quantity_per_inch	28
thread_series_designator	UNIFIED NATIONAL JOINT FINE (UNJF)
NSN	5305-01-494-4258

COMPONENT DIAGRAM

KEY FEATURES

•

HEAD HEIGHT: 0.125 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN

•

FASTENER LENGTH: 1.109 INCHES MINIMUM AND 1.156 INCHES MAXIMUM IN

•

THREAD LENGTH: 1.109 INCHES MINIMUM AND 1.156 INCHES MAXIMUM IN

•

NOMINAL THREAD DIAMETER: 0.250 INCHES IN

•

HEAD STYLE: HEXAGON

•

THREAD DIRECTION: RIGHT-HAND

•

WIDTH BETWEEN FLATS: 0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN

•

SURFACE TREATMENT: PASSIVATE OVERALL

TECHNICAL CHARACTERISTICS

HEAD HEIGHT	0.125 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN
FASTENER LENGTH	1.109 INCHES MINIMUM AND 1.156 INCHES MAXIMUM IN
THREAD LENGTH	1.109 INCHES MINIMUM AND 1.156 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER	0.250 INCHES IN
HEAD STYLE	HEXAGON
THREAD DIRECTION	RIGHT-HAND
WIDTH BETWEEN FLATS	0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD CLASS	3A A
END ITEM IDENTIFICATION	FUEL TANK TES

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: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is NAS1802-4-18?

NAS1802-4-18 is a SCREW,CAP,HEXAGON HEAD.

What is the NSN for NAS1802-4-18?

NAS1802-4-18 is cataloged in the U.S. Government catalog under NSN 5305-01-494-4258. This indicates validated use in U.S. government and defense supply chains.

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NAS1802-4-18 — SCREW,CAP,HEXAGON HEAD

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