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251586 — SCREW,CAP,HEXAGON HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

251586: SCREW,CAP,HEXAGON HEAD.

The SCREW,CAP,HEXAGON HEAD is a the manufacturer industrial component. Key specifications include length: 200.0 MILLIMETERS NOMINAL MM, material: PLASTIC POLYSTYRENE OVERALL, features_provided: STERILE, part_name_assigned_by_controlling_agency: LOOP INOCULATING PLAS DISP 200 MM LG 10 MCL 1000S MM. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-716-8192, 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
251586
NSN: 5305-00-716-8192
NIINs: 007168192, 011536919
FSC: 5305 — Screws
CAGE: H0001 — DAF TRUCKS N.V. (NLD)
SPECIFICATIONS
length200.0 MILLIMETERS NOMINAL MM
materialPLASTIC POLYSTYRENE OVERALL
special_featuresDISPOSABLE; BLUE; CALIBRATED TO CONTAIN 10 MICROLITERS; FOR REMOVAL OF SINGLE COLONIES; TEMP -40 DEG TO +70 DEG C; 20 PER PACKET,50 PACKETS PER PKG DEGC
features_providedSTERILE
part_name_assigned_by_controlling_agencyLOOP INOCULATING PLAS DISP 200 MM LG 10 MCL 1000S MM
NSN5305-00-716-8192
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 251586 · OEM ⚠ 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: 0.302 INCHES MINIMUM AND 0.323 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.719 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.597 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
•
HARDNESS RATING: 25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE J429 GR 5 ASSN STD ALL MATERIAL RESPONSES OVERALL
•
NOMINAL THREAD DIAMETER: 0.500 INCHES IN
•
HEAD STYLE: HEXAGON
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.302 INCHES MINIMUM AND 0.323 INCHES MAXIMUM IN
FASTENER LENGTH0.719 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH0.597 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
HARDNESS RATING25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONSAE J429 GR 5 ASSN STD ALL MATERIAL RESPONSES OVERALL
NOMINAL THREAD DIAMETER0.500 INCHES IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.736 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 3
3H881Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
5305007168192Reference document
Same NSN cross-reference
Reference document — Informative reference only
MS90726-107Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 251586?
251586 is a SCREW,CAP,HEXAGON HEAD.
What parts can replace 251586?
There are 3 known substitutes for 251586: 3H881, 5305007168192, MS90726-107. Substitute compatibility should be verified for your specific system.
What is the NSN for 251586?
251586 is cataloged in the U.S. Government catalog under NSN 5305-00-716-8192. This indicates validated use in U.S. government and defense supply chains.
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