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ER4 — LOCAL AREA NETWORK

✓ Government record, cited
Chief · STORAGE_HDD · 3.5_SATA_HDD
PRODUCT OVERVIEW

ER4: LOCAL AREA NETWORK.

4U, 16" deep economy rack is a great value for housing audio and video gear. Finished in Black laminate. Ships knocked down and is quick to assemble.

This part is cataloged in the U.S. Government catalog under NSN 5315-01-684-1570, 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
STORAGE_HDD→ 3.5_SATA_HDD→ ER4
NSN: 5315-01-684-1570
NIINs: 016841570, 017182917
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 0LW43 — THORLABS, INC (USA)
SPECIFICATIONS
Part NumberER4
ManufacturerChief
NSN5315-01-684-1570
COMPONENT DIAGRAM
RELEASE LATCH — NL-SAS 7.2K ER4 Chief NL-SAS INTERFACE INTERPOSER SAS drive in SATA tray? Check board compatibility 3.5" (101.6 x 146mm) LFF 3.5" DRIVE | — | NL-SAS 7.2K NL-SAS uses SAS protocol at 7.2K RPM | SAS backplane supports SATA, not reverse Tray generation matters | Gen8 LFF tray differs from Gen10 TITLE LFF 3.5" DRIVE PN ER4 MFR Chief
KEY FEATURES
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HOLE ARRANGEMENT STYLE: BOTH END DRILLED
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FIRST END STYLE: SQUARE INTERNALLY THREADED
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MATERIAL DOCUMENT AND CLASSIFICATION: MANUFACTURE REFERENCE MFR REF SINGLE MATERIAL RESPONSE OVERALL
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PIN OVERALL DIAMETER: 0.236 INCHES NOMINAL IN
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PIN OVERALL LENGTH: 4.0 INCHES NOMINAL IN
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SECOND END STYLE: SQUARE INTERNALLY THREADED
TECHNICAL CHARACTERISTICS
HOLE ARRANGEMENT STYLEBOTH END DRILLED
FIRST END STYLESQUARE INTERNALLY THREADED
MATERIAL DOCUMENT AND CLASSIFICATIONMANUFACTURE REFERENCE MFR REF SINGLE MATERIAL RESPONSE OVERALL
PIN OVERALL DIAMETER0.236 INCHES NOMINAL IN
PIN OVERALL LENGTH4.0 INCHES NOMINAL IN
SPECIAL FEATURESASSEMBLY RODS FOR 30 MM TO 60 MM CAGE SYSTEM,THE 4-40 THREADED STUDS CANBE REMOVED LEAVING A 4-40 TAPPED HOLE THIS ALLOWS FOR MULTIPLE CAGE RODS TO BE CONNECTED END TO END MM
SECOND END STYLESQUARE INTERNALLY THREADED
PART NAME ASSIGNED BY CONTROLLING AGENCYPIN,STRAIGHT,HEADLESS
MATERIALSTEEL CORROSION RESISTING OVERALL
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is ER4?
ER4 is a LOCAL AREA NETWORK manufactured by Chief. It is classified as a STORAGE_HDD (3.5_SATA_HDD).
What is the NSN for ER4?
ER4 is cataloged in the U.S. Government catalog under NSN 5315-01-684-1570. This indicates validated use in U.S. government and defense supply chains.
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