17189-4 — SCREW,SHOULDER

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

17189-4: SCREW,SHOULDER.

The SCREW,SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1020 OVERALL, head_style: FLAT CHAMFER, head_height: 0.313 INCHES NOMINAL IN, thread_class: 2A A, head_diameter: 0.468 INCHES NOMINAL IN, thread_length: 0.500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-235-0161, 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

17189-4

NSN: 5305-01-235-0161
FSC: 5305 — Screws
CAGE: 07070 — UNITED STATES DEPARTMENT OF THE NAVY DBA NAVAL SURFACE WARFARE CENTER PANAMA CITY (USA)

SPECIFICATIONS

material	STEEL COMP 1020 OVERALL
head_style	FLAT CHAMFER
head_height	0.313 INCHES NOMINAL IN
thread_class	2A A
head_diameter	0.468 INCHES NOMINAL IN
thread_length	0.500 INCHES NOMINAL IN
shoulder_shape	ROUND FIRST SHOULDER
fastener_length	0.890 INCHES NOMINAL IN
shoulder_length	0.390 INCHES NOMINAL FIRST SHOULDER IN
thread_direction	RIGHT-HAND
shoulder_diameter	0.313 INCHES NOMINAL FIRST SHOULDER IN
width_across_flats	0.252 INCHES NOMINAL IN
NSN	5305-01-235-0161

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.252 INCHES NOMINAL IN

•

HEAD HEIGHT: 0.313 INCHES NOMINAL IN

•

FASTENER LENGTH: 0.890 INCHES NOMINAL IN

•

SHOULDER LENGTH: 0.390 INCHES NOMINAL FIRST SHOULDER IN

•

SHOULDER DIAMETER: 0.313 INCHES NOMINAL FIRST SHOULDER IN

•

THREAD LENGTH: 0.500 INCHES NOMINAL IN

•

SHOULDER SHAPE: ROUND FIRST SHOULDER

•

MATERIAL DOCUMENT AND CLASSIFICATION: AISI 1020 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.252 INCHES NOMINAL IN
HEAD HEIGHT	0.313 INCHES NOMINAL IN
FASTENER LENGTH	0.890 INCHES NOMINAL IN
SHOULDER LENGTH	0.390 INCHES NOMINAL FIRST SHOULDER IN
SHOULDER DIAMETER	0.313 INCHES NOMINAL FIRST SHOULDER IN
THREAD LENGTH	0.500 INCHES NOMINAL IN
SHOULDER SHAPE	ROUND FIRST SHOULDER
MATERIAL DOCUMENT AND CLASSIFICATION	AISI 1020 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER	0.250 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: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 17189-4?

17189-4 is a SCREW,SHOULDER.

What is the NSN for 17189-4?

17189-4 is cataloged in the U.S. Government catalog under NSN 5305-01-235-0161. This indicates validated use in U.S. government and defense supply chains.

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17189-4 — SCREW,SHOULDER

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