1788337-17 — SCREW,CAP,SOCKET HEAD

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

1788337-17: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4037 OVERALL, head_style: FLAT CHAMFER, head_height: 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN, thread_length: 0.525 INCHES MINIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-075-4701, 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

1788337-17

NSN: 5305-00-075-4701
FSC: 5305 — Screws
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)

SPECIFICATIONS

material	STEEL COMP 4037 OVERALL
head_style	FLAT CHAMFER
head_height	0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
thread_class	3A A
head_diameter	0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
thread_length	0.525 INCHES MINIMUM IN
fastener_length	0.625 INCHES NOMINAL IN
hardness_rating	37.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL
locking_feature	PELLET THREADS
thread_direction	RIGHT-HAND
surface_treatment	CADMIUM AND CHROMATE OR ZINC AND CHROMATE OVERALL
width_across_flats	0.188 INCHES NOMINAL IN
NSN	5305-00-075-4701

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.188 INCHES NOMINAL IN

•

HEAD HEIGHT: 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN

•

FASTENER LENGTH: 0.625 INCHES NOMINAL IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY2,CL3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TY2,CL2 FED SPEC 2ND TREATMENT RESPONSE OVERALL

•

THREAD LENGTH: 0.525 INCHES MINIMUM IN

•

HARDNESS RATING: 37.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE OVERALL

•

NOMINAL THREAD DIAMETER: 0.250 INCHES IN

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.188 INCHES NOMINAL IN
HEAD HEIGHT	0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
FASTENER LENGTH	0.625 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY2,CL3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TY2,CL2 FED SPEC 2ND TREATMENT RESPONSE OVERALL
THREAD LENGTH	0.525 INCHES MINIMUM IN
HARDNESS RATING	37.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER	0.250 INCHES IN
HEAD STYLE	FLAT CHAMFER
THREAD DIRECTION	RIGHT-HAND

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

No substitute or cross-reference records for this part.

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 1788337-17?

1788337-17 is a SCREW,CAP,SOCKET HEAD.

What is the NSN for 1788337-17?

1788337-17 is cataloged in the U.S. Government catalog under NSN 5305-00-075-4701. This indicates validated use in U.S. government and defense supply chains.

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1788337-17 — SCREW,CAP,SOCKET HEAD

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