4176204-1/4 — SCREW,CAP,SOCKET HEAD

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

4176204-1/4: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include hole_type: DRILLED, head_style: FLAT CHAMFER, head_height: 0.430 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.642 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN, hole_diameter: 0.061 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-203-6440, 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

4176204-1/4

NSN: 5305-01-203-6440
FSC: 5305 — Screws
CAGE: 05869 — RAYTHEON COMPANY DIV RMD STRATEGIC (USA)

SPECIFICATIONS

hole_type	DRILLED
head_style	FLAT CHAMFER
head_height	0.430 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN
thread_class	3A A
head_diameter	0.642 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN
hole_diameter	0.061 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN
hole_quantity	6
thread_length	1.590 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN
fastener_length	1.690 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN
hardness_rating	38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
thread_direction	RIGHT-HAND
surface_treatment	CADMIUM AND CHROMATE OVERALL
NSN	5305-01-203-6440

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.375 INCHES MINIMUM AND 0.379 INCHES MAXIMUM IN

•

HEAD HEIGHT: 0.430 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN

•

FASTENER LENGTH: 1.690 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY2,CL2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

THREAD LENGTH: 1.590 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN

•

HARDNESS RATING: 38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL

•

HOLE CONFIGURATION STYLE: ROUND INTERNAL HEXAGON

•

MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD ALL MATERIAL RESPONSES OVERALL

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.375 INCHES MINIMUM AND 0.379 INCHES MAXIMUM IN
HEAD HEIGHT	0.430 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN
FASTENER LENGTH	1.690 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY2,CL2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH	1.590 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN
HARDNESS RATING	38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
HOLE CONFIGURATION STYLE	ROUND INTERNAL HEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION	66 FED STD ALL MATERIAL RESPONSES OVERALL
NOMINAL THREAD DIAMETER	0.438 INCHES IN
HEAD STYLE	FLAT CHAMFER

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 4176204-1/4?

4176204-1/4 is a SCREW,CAP,SOCKET HEAD.

What is the NSN for 4176204-1/4?

4176204-1/4 is cataloged in the U.S. Government catalog under NSN 5305-01-203-6440. This indicates validated use in U.S. government and defense supply chains.

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4176204-1/4 — SCREW,CAP,SOCKET HEAD

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