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251-579 — PUMP,COOLING SYSTEM,ENGINE

✓ Government record, cited
TCL · NUT WASHER
PRODUCT OVERVIEW

251-579: PUMP,COOLING SYSTEM,ENGINE.

P725 is the latest addition to the P Series arsenal – including 4K HDR Picture Quality, MEMC, Dolby Vision / Atmos, Hands-Free Voice Control 2.0, and much more. 4K HDR 4K resolution powered by millions of pixels delivers a stunning quality of detailed display. HDR showcases all shades of light, displays a wider range of tones, and beautiful brightness.

HDR 10 supported. Dolby Vision Dolby Vision HDR is a powerful cinematic technology that displays Dolby contents with powerful imaging – incredible brightness, contrast, color, detail, and depth bring entertainment to life before your eyes. MEMC MEMC (Motion Estimation & Motion Compensation) makes picture processing silky smooth, thanks to an intelligent chip-supported algorithm – adding an extra frame during act This part is cataloged in the U.S.

Government catalog under NSN 5310-00-595-6801, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
251-579
NSN: 5310-00-595-6801
NIINs: 005956801, 014387526
FSC: 5310 — Nuts and Washers
CAGE: 34830 — ROGERSON KRATOS (USA)
SPECIFICATIONS
usage_designVEHICULAR
furnished_items_and_quantity1 GASKET
NSN5310-00-595-6801
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 251-579 · TCL ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
OVERALL DIAMETER: 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5510 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5645 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: STEEL COMP 321 OVERALL
•
CENTER HOLE SHAPE STYLE: ROUND
•
HOLE DIAMETER: 0.271 INCHES MINIMUM AND 0.286 INCHES MAXIMUM IN
•
THICKNESS: 0.089 INCHES MINIMUM AND 0.099 INCHES MAXIMUM IN
TYPICAL APPLICATIONS
  • Server thermal management and cooling
  • Hot-swap fan replacement in production environments
  • Redundant cooling for high-availability systems
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5510 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5645 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
PERIPHERAL SHAPE STYLEROUND
MATERIALSTEEL COMP 321 OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.271 INCHES MINIMUM AND 0.286 INCHES MAXIMUM IN
THICKNESS0.089 INCHES MINIMUM AND 0.099 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 251-579?
251-579 is a PUMP,COOLING SYSTEM,ENGINE manufactured by TCL.
What is the NSN for 251-579?
251-579 is cataloged in the U.S. Government catalog under NSN 5310-00-595-6801. This indicates validated use in U.S. government and defense supply chains.
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