211033409 — SCREW,SHOULDER

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

211033409: SCREW,SHOULDER.

The SCREW,SHOULDER is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY R-405 OVERALL, head_style: HEXAGON, head_height: 0.250 INCHES NOMINAL IN, thread_class: 2A A, thread_length: 0.500 INCHES NOMINAL IN, shoulder_shape: ROUND FIRST SHOULDER. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-399-0187, 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

211033409

NSN: 5305-01-399-0187
FSC: 5305 — Screws
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)

SPECIFICATIONS

material	NICKEL ALLOY R-405 OVERALL
head_style	HEXAGON
head_height	0.250 INCHES NOMINAL IN
thread_class	2A A
thread_length	0.500 INCHES NOMINAL IN
shoulder_shape	ROUND FIRST SHOULDER
fastener_length	0.875 INCHES NOMINAL IN
locking_feature	PATCH OR PELLET OR STRIP THREADS
shoulder_length	0.178 INCHES MINIMUM AND 0.188 INCHES MAXIMUM FIRST SHOULDER IN
thread_direction	RIGHT-HAND
shoulder_diameter	0.245 INCHES MINIMUM AND 0.250 INCHES MAXIMUM FIRST SHOULDER IN
width_between_flats	0.362 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
NSN	5305-01-399-0187

COMPONENT DIAGRAM

KEY FEATURES

•

HEAD HEIGHT: 0.250 INCHES NOMINAL IN

•

FASTENER LENGTH: 0.875 INCHES NOMINAL IN

•

SHOULDER LENGTH: 0.178 INCHES MINIMUM AND 0.188 INCHES MAXIMUM FIRST SHOULDER IN

•

SHOULDER DIAMETER: 0.245 INCHES MINIMUM AND 0.250 INCHES MAXIMUM FIRST SHOULDER IN

•

THREAD LENGTH: 0.500 INCHES NOMINAL IN

•

SHOULDER SHAPE: ROUND FIRST SHOULDER

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N-281, CL B FORM 1, COND CD FED SPEC SINGLE MATERIAL RESPONSE OVERALL

•

NOMINAL THREAD DIAMETER: 0.250 INCHES IN

TECHNICAL CHARACTERISTICS

HEAD HEIGHT	0.250 INCHES NOMINAL IN
FASTENER LENGTH	0.875 INCHES NOMINAL IN
SHOULDER LENGTH	0.178 INCHES MINIMUM AND 0.188 INCHES MAXIMUM FIRST SHOULDER IN
SHOULDER DIAMETER	0.245 INCHES MINIMUM AND 0.250 INCHES MAXIMUM FIRST SHOULDER IN
THREAD LENGTH	0.500 INCHES NOMINAL IN
SHOULDER SHAPE	ROUND FIRST SHOULDER
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-N-281, CL B FORM 1, COND CD FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER	0.250 INCHES IN
HEAD STYLE	HEXAGON
THREAD DIRECTION	RIGHT-HAND

OTHER ITEMS IN FSC 5305 — Screws

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5305-00-000-0094 5305-00-000-1397 5305-00-000-2625 5305-00-000-3669 5305-00-000-3830 5305-00-000-3831

SUBSTITUTES & CROSS-REFERENCES 3

751-6402302-39Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

751-6402386-1Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

751-6402301 ITEM 39Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 211033409?

211033409 is a SCREW,SHOULDER.

What parts can replace 211033409?

There are 3 known substitutes for 211033409: 751-6402302-39, 751-6402386-1, 751-6402301 ITEM 39. Substitute compatibility should be verified for your specific system.

What is the NSN for 211033409?

211033409 is cataloged in the U.S. Government catalog under NSN 5305-01-399-0187. This indicates validated use in U.S. government and defense supply chains.

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