M1222SN8C312NCLN — SCREW,CAP,SOCKET HEAD

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

M1222SN8C312NCLN: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY 500 OVERALL, head_style: FLAT CHAMFER, head_height: 0.492 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN, thread_class: 3A A, chamfer_angle: 30.0 DEGREES MINIMUM AND 45.0 DEGREES MAXIMUM, head_diameter: 0.735 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-707-2891, 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

M1222SN8C312NCLN

NSN: 5305-01-707-2891
FSC: 5305 — Screws
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

SPECIFICATIONS

material	NICKEL ALLOY 500 OVERALL
head_style	FLAT CHAMFER
head_height	0.492 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
thread_class	3A A
chamfer_angle	30.0 DEGREES MINIMUM AND 45.0 DEGREES MAXIMUM
head_diameter	0.735 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
thread_length	0.750 INCHES NOMINAL IN
fastener_length	0.750 INCHES NOMINAL IN
locking_feature	PATCH OR PELLET LOCKING FEATURE
thread_direction	RIGHT-HAND
width_across_flats	0.375 INCHES NOMINAL IN
internal_drive_style	HEXAGON
NSN	5305-01-707-2891

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.375 INCHES NOMINAL IN

•

HEAD HEIGHT: 0.492 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN

•

FASTENER LENGTH: 0.750 INCHES NOMINAL IN

•

THREAD LENGTH: 0.750 INCHES NOMINAL IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N-286 FED SPEC SINGLE MATERIAL RESPONSE OVERALL

•

NOMINAL THREAD DIAMETER: 0.500 INCHES IN

•

HEAD STYLE: FLAT CHAMFER

•

THREAD DIRECTION: RIGHT-HAND

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.375 INCHES NOMINAL IN
HEAD HEIGHT	0.492 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
FASTENER LENGTH	0.750 INCHES NOMINAL IN
THREAD LENGTH	0.750 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-N-286 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER	0.500 INCHES IN
HEAD STYLE	FLAT CHAMFER
THREAD DIRECTION	RIGHT-HAND
SPECIFICATION/STANDARD DATA	813749-MIL-DTL-1222J GOVERNMENT SPECIFICATION
LOCKING FEATURE	PATCH OR PELLET LOCKING FEATURE

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 1

2644-2003-18Reference document

Same NSN cross-reference

Reference document — Secondary reference

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 M1222SN8C312NCLN?

M1222SN8C312NCLN is a SCREW,CAP,SOCKET HEAD.

What parts can replace M1222SN8C312NCLN?

There is 1 known substitute for M1222SN8C312NCLN: 2644-2003-18. Substitute compatibility should be verified for your specific system.

What is the NSN for M1222SN8C312NCLN?

M1222SN8C312NCLN is cataloged in the U.S. Government catalog under NSN 5305-01-707-2891. This indicates validated use in U.S. government and defense supply chains.

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