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525721 — NRP,HOST COMPUTER

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

525721: NRP,HOST COMPUTER.

The NRP,HOST COMPUTER is a the manufacturer industrial component. Key specifications include material: STEEL COMP 301 OVERALL, thickness: 0.045 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN, hole_diameter: 0.339 INCHES MINIMUM AND 0.349 INCHES MAXIMUM IN, heat_treatment: COLD ROLLED, surface_finish: 63.0 MICROINCHES BOTTOM, overall_diameter: 0.570 INCHES MINIMUM AND 0.580 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-959-0791, 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→ 525721
NSN: 5310-00-959-0791
NIINs: 009590791, 016563724
FSC: 5310 — Nuts and Washers
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialSTEEL COMP 301 OVERALL
thickness0.045 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN
hole_diameter0.339 INCHES MINIMUM AND 0.349 INCHES MAXIMUM IN
heat_treatmentCOLD ROLLED
surface_finish63.0 MICROINCHES BOTTOM
overall_diameter0.570 INCHES MINIMUM AND 0.580 INCHES MAXIMUM IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationAMS 5518 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-959-0791
COMPONENT DIAGRAM
RELEASE LATCH — NL-SAS 7.2K 525721 OEM 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 525721 MFR OEM
KEY FEATURES
•
SURFACE FINISH: 63.0 MICROINCHES BOTTOM
•
OVERALL DIAMETER: 0.570 INCHES MINIMUM AND 0.580 INCHES MAXIMUM IN
•
HEAT TREATMENT: COLD ROLLED
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5518 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: STEEL COMP 301 OVERALL
TECHNICAL CHARACTERISTICS
SURFACE FINISH63.0 MICROINCHES BOTTOM
SURFACE FINISH63.0 MICROINCHES TOP
OVERALL DIAMETER0.570 INCHES MINIMUM AND 0.580 INCHES MAXIMUM IN
HEAT TREATMENTCOLD ROLLED
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5518 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
PERIPHERAL SHAPE STYLEROUND
MATERIALSTEEL COMP 301 OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.339 INCHES MINIMUM AND 0.349 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 525721?
525721 is a NRP,HOST COMPUTER. It is classified as a STORAGE_HDD (3.5_SATA_HDD).
What is the NSN for 525721?
525721 is cataloged in the U.S. Government catalog under NSN 5310-00-959-0791. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.