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MS21250-16042 — BOLT,SHEAR

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

MS21250-16042: BOLT,SHEAR.

The BOLT,SHEAR is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4140 OR STEEL COMP 4340 OR STEEL COMP 8740 OR STEEL COMP 6150 OVERALL, head_style: DOUBLE HEXAGON W/HOLE, grip_length: 2.615 INCHES MINIMUM AND 2.635 INCHES MAXIMUM IN, head_height: 0.923 INCHES NOMINAL IN, thread_class: 3A A, grip_diameter: 0.9980 INCHES MINIMUM AND 0.9990 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-017-2569, 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
MS21250-16042
NSN: 5306-01-017-2569
FSC: 5306 — Bolts
CAGE: 17446 — HUCK INTERNATIONAL, INC (USA)
SPECIFICATIONS
materialSTEEL COMP 4140 OR STEEL COMP 4340 OR STEEL COMP 8740 OR STEEL COMP 6150 OVERALL
head_styleDOUBLE HEXAGON W/HOLE
grip_length2.615 INCHES MINIMUM AND 2.635 INCHES MAXIMUM IN
head_height0.923 INCHES NOMINAL IN
thread_class3A A
grip_diameter0.9980 INCHES MINIMUM AND 0.9990 INCHES MAXIMUM IN
thread_length1.479 INCHES MINIMUM IN
fastener_length4.124 INCHES NOMINAL IN
hardness_rating39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
surface_treatmentCADMIUM AND CHROMATE OVERALL
width_between_flats1.062 INCHES NOMINAL IN
NSN5306-01-017-2569
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: MS21250-16042 · 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
•
EXTENDED WASHER THICKNESS: 0.222 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.923 INCHES NOMINAL IN
•
FASTENER LENGTH: 4.124 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
EXTENDED WASHER DIAMETER: 1.615 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN
•
THREAD LENGTH: 1.479 INCHES MINIMUM IN
•
HARDNESS RATING: 39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL
•
NOMINAL THREAD DIAMETER: 1.000 INCHES IN
TECHNICAL CHARACTERISTICS
EXTENDED WASHER THICKNESS0.222 INCHES NOMINAL IN
HEAD HEIGHT0.923 INCHES NOMINAL IN
FASTENER LENGTH4.124 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
EXTENDED WASHER DIAMETER1.615 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN
THREAD LENGTH1.479 INCHES MINIMUM IN
HARDNESS RATING39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL
NOMINAL THREAD DIAMETER1.000 INCHES IN
HEAD STYLEDOUBLE HEXAGON W/HOLE
THREAD DIRECTIONRIGHT-HAND
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-001-1276 5306-00-001-1949 5306-00-001-1988 5306-00-001-1989 5306-00-001-1990 5306-00-001-1991 5306-00-001-1993 5306-00-001-2017
SUBSTITUTES & CROSS-REFERENCES 1
VFK10G-16042Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MS21250-16042?
MS21250-16042 is a BOLT,SHEAR.
What parts can replace MS21250-16042?
There is 1 known substitute for MS21250-16042: VFK10G-16042. Substitute compatibility should be verified for your specific system.
What is the NSN for MS21250-16042?
MS21250-16042 is cataloged in the U.S. Government catalog under NSN 5306-01-017-2569. This indicates validated use in U.S. government and defense supply chains.
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