18227 — COVER,GEAR HOUSING

✓ Government record, cited

Trefl · COMPONENT

PRODUCT OVERVIEW

18227: COVER,GEAR HOUSING.

Premium quality is achieved by using appropriate thick cardboard, a special non-reflective layer, and puzzle pieces’ perfect fitting. Key specifications include head_style: FLAT COUNTERSUNK, thread_class: 2A A, head_diameter: 0.195 INCHES MINIMUM AND 0.225 INCHES MAXIMUM IN, thread_length: 0.575 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN, screw_material: STEEL, fastener_length: 0.625 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 1680-00-301-0853, 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

18227

NSN: 1680-00-301-0853
NIINs: 003010853, 009585457, 011712261, 017003892
FSC: 1680 — Miscellaneous Aircraft Accessories and Components
CAGE: 31435 — LUCAS AEROSPACE POWER EQUIPMENT CORPORATION (USA)

SPECIFICATIONS

head_style	FLAT COUNTERSUNK
thread_class	2A A
head_diameter	0.195 INCHES MINIMUM AND 0.225 INCHES MAXIMUM IN
thread_length	0.575 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
screw_material	STEEL
fastener_length	0.625 INCHES NOMINAL IN
thread_direction	RIGHT-HAND
countersink_angle	80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
internal_drive_style	CROSS RECESS TYPE 1
end_item_identification	MULTIPLE LAUNCH ROCKET SYSTEM (MLRS)
nominal_thread_diameter	0.112 INCHES IN
screw_surface_treatment	CADMIUM AND CHROMATE
NSN	1680-00-301-0853

COMPONENT DIAGRAM

SUBSTITUTES & CROSS-REFERENCES 1

18227-01Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 18227?

18227 is a COVER,GEAR HOUSING manufactured by Trefl.

What parts can replace 18227?

There is 1 known substitute for 18227: 18227-01. Substitute compatibility should be verified for your specific system.

What is the NSN for 18227?

18227 is cataloged in the U.S. Government catalog under NSN 1680-00-301-0853. This indicates validated use in U.S. government and defense supply chains.

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18227 — COVER,GEAR HOUSING

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