750409-1 — MICROCIRCUIT,MEMORY

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

750409-1: MICROCIRCUIT,MEMORY.

The MICROCIRCUIT,MEMORY is a the manufacturer memory module engineered for enterprise server and workstation platforms requiring validated, high-reliability memory. Key specifications include material: STEEL CORROSION RESISTING, end_similarity: NOT IDENTICAL, overall_length: 4.870 INCHES NOMINAL IN, surface_finish: 63.0 MICROINCHES, first_end_style: FLATTED AND INTERNALLY THREADED, second_end_style: CROSS DRILLED HOLE AND SLOTTED. This part is cataloged in the U.S.

Government catalog under NSN 3040-01-357-3464, 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

750409-1

NSN: 3040-01-357-3464
NIINs: 013573464, 014681372
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 21562 — GENERAL DYNAMICS OTS (AEROSPACE), INC. DBA GENERAL DYNAMICS ORDINANCE AND TACTICAL SYSTEMS DIV SEATTLE OPERATIONS (USA)

SPECIFICATIONS

material	STEEL CORROSION RESISTING
step_quantity	2
end_similarity	NOT IDENTICAL
overall_length	4.870 INCHES NOMINAL IN
surface_finish	63.0 MICROINCHES
first_end_style	FLATTED AND INTERNALLY THREADED
second_end_style	CROSS DRILLED HOLE AND SLOTTED
special_features	1ST END HAS 2ND FLAT,180 DEG FROM 1ST FLAT;2ND END HAS FLAT,0.100 IN.DP BY 1.430 IN.LG,RUNNING PERPENDICULAR TO SLOT IN
first_end_diameter	0.4950 INCHES MINIMUM AND 0.4980 INCHES MAXIMUM IN
second_end_diameter	0.7100 INCHES MINIMUM AND 0.7200 INCHES MAXIMUM IN
first_end_flat_depth	0.0610 INCHES NOMINAL IN
first_end_flat_length	0.2500 INCHES NOMINAL IN
NSN	3040-01-357-3464

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE FINISH: 63.0 MICROINCHES

•

SECOND END HOLE DIAMETER: 0.1250 INCHES MINIMUM AND 0.1290 INCHES MAXIMUM IN

•

STEP QUANTITY: 2

•

FIRST END DIAMETER: 0.4950 INCHES MINIMUM AND 0.4980 INCHES MAXIMUM IN

•

FIRST END FLAT DEPTH: 0.0610 INCHES NOMINAL IN

•

SECOND END DIAMETER: 0.7100 INCHES MINIMUM AND 0.7200 INCHES MAXIMUM IN

•

LARGEST STEP DIAMETER: 0.710 INCHES MINIMUM AND 0.720 INCHES MAXIMUM IN

•

FIRST END STYLE: FLATTED AND INTERNALLY THREADED

TYPICAL APPLICATIONS

Server memory expansion for virtualization workloads
Database performance optimization (in-memory computing)
VDI and remote desktop session hosting
High-performance computing (HPC) clusters
Mail server and collaboration platform scaling
Application server tier expansion

TECHNICAL CHARACTERISTICS

SURFACE FINISH	63.0 MICROINCHES
SECOND END HOLE DIAMETER	0.1250 INCHES MINIMUM AND 0.1290 INCHES MAXIMUM IN
STEP QUANTITY	2
FIRST END DIAMETER	0.4950 INCHES MINIMUM AND 0.4980 INCHES MAXIMUM IN
FIRST END FLAT DEPTH	0.0610 INCHES NOMINAL IN
SECOND END DIAMETER	0.7100 INCHES MINIMUM AND 0.7200 INCHES MAXIMUM IN
LARGEST STEP DIAMETER	0.710 INCHES MINIMUM AND 0.720 INCHES MAXIMUM IN
FIRST END STYLE	FLATTED AND INTERNALLY THREADED
FIRST END INTERNAL THREAD LENGTH	0.6200 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-764,303S FED SPEC SINGLE MATERIAL RESPONSE

SUBSTITUTES & CROSS-REFERENCES 1

750409Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

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 750409-1?

750409-1 is a MICROCIRCUIT,MEMORY.

What parts can replace 750409-1?

There is 1 known substitute for 750409-1: 750409. Substitute compatibility should be verified for your specific system.

What is the NSN for 750409-1?

750409-1 is cataloged in the U.S. Government catalog under NSN 3040-01-357-3464. This indicates validated use in U.S. government and defense supply chains.

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750409-1 — MICROCIRCUIT,MEMORY

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