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251575 — SCREW,CAP,HEXAGON HEAD

✓ Government record, cited
TCL · BOLT SCREW
PRODUCT OVERVIEW

251575: SCREW,CAP,HEXAGON HEAD.

4K QLED Ultra-high definition content is filtered through a layer of over a billion Quantum Dot nanocrystals. Stunning 4K display is enhanced with the addition of the latest in high dynamic ranging. Enjoy vibrant, impeccable images – with a leading 100%+ color volume and beautiful brightness.

Dynamic Dolby Vision Bring cinematic visuals home with Dolby Vision technology. Dolby Vision enhances the appearance of Dolby exclusive content, displaying a greater number of colors, increasing contrast, and boosting brightness levels. HDR 10+ This is zero compromise TV.

HDR10+ allows content providers to include more metadata which can be processed – for TV and gaming just as creators intended. HDR 10+ optimizes images frame by frame, boosting color saturation limits, and turning up the contrast. MEMC MEMC (Motion Estimation & Motion Compensation) makes picture processing silky smooth.

An intelligent algorithm deliversa refresh rate of This part is cataloged in the U.S. Government catalog under NSN 5305-00-269-2803, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
251575
NSN: 5305-00-269-2803
FSC: 5305 — Screws
CAGE: H0001 — DAF TRUCKS N.V. (NLD)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEXAGON
head_height0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM IN
thread_class2A A
thread_length0.866 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
fastener_length0.969 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
hardness_rating23.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
surface_treatmentCADMIUM AND CHROMATE OVERALL
width_between_flats0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
nominal_thread_diameter0.375 INCHES IN
minimum_tensile_strength120000 POUNDS PER SQUARE INCH LBS
NSN5305-00-269-2803
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 251575 · TCL ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
HEAD HEIGHT: 0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.969 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.866 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
•
HARDNESS RATING: 23.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE GR 5 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
•
HEAD STYLE: HEXAGON
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM IN
FASTENER LENGTH0.969 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH0.866 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
HARDNESS RATING23.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONSAE GR 5 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.375 INCHES IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 9
MS90726-60GSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
186627Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
5305002692803Reference document
Same NSN cross-reference
Reference document — Informative reference only
65A0542-1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
70008-60Reference document
Same NSN cross-reference
Reference document — Secondary reference
10B000218-4Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 251575?
251575 is a SCREW,CAP,HEXAGON HEAD manufactured by TCL.
What parts can replace 251575?
There are 9 known substitutes for 251575: MS90726-60G, 186627, 5305002692803 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 251575?
251575 is cataloged in the U.S. Government catalog under NSN 5305-00-269-2803. 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.