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222576 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

222576: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1035 OVERALL, head_style: HEXAGON, head_height: 0.438 INCHES MINIMUM AND 0.458 INCHES MAXIMUM IN, thread_class: 2A A, thread_length: 1.750 INCHES MINIMUM AND 1.938 INCHES MAXIMUM IN, fastener_length: 3.218 INCHES MINIMUM AND 3.282 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-022-2576, 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
222576
NSN: 5306-00-022-2576
NIINs: 000222576, 000661820
FSC: 5306 — Bolts
CAGE: 21450 — ARMY WEAPONS COMMAND ATTN AMSWE-REE-S (USA)
SPECIFICATIONS
materialSTEEL COMP 1035 OVERALL
head_styleHEXAGON
head_height0.438 INCHES MINIMUM AND 0.458 INCHES MAXIMUM IN
thread_class2A A
thread_length1.750 INCHES MINIMUM AND 1.938 INCHES MAXIMUM IN
fastener_length3.218 INCHES MINIMUM AND 3.282 INCHES MAXIMUM IN
hardness_rating96.0 ROCKWELL B MINIMUM AND 104.0 ROCKWELL B MAXIMUM OVERALL
locking_featureDISTORTIONS BEARING SURFACE OF HEAD
thread_directionRIGHT-HAND
features_providedFINISHED HEAD
width_between_flats0.985 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
nominal_thread_diameter0.750 INCHES IN
NSN5306-00-022-2576
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 222576 · 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: 0.438 INCHES MINIMUM AND 0.458 INCHES MAXIMUM IN
•
FASTENER LENGTH: 3.218 INCHES MINIMUM AND 3.282 INCHES MAXIMUM IN
•
THREAD LENGTH: 1.750 INCHES MINIMUM AND 1.938 INCHES MAXIMUM IN
•
HARDNESS RATING: 96.0 ROCKWELL B MINIMUM AND 104.0 ROCKWELL B MAXIMUM OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-634 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.750 INCHES IN
•
FEATURES PROVIDED: FINISHED HEAD
•
HEAD STYLE: HEXAGON
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.438 INCHES MINIMUM AND 0.458 INCHES MAXIMUM IN
FASTENER LENGTH3.218 INCHES MINIMUM AND 3.282 INCHES MAXIMUM IN
THREAD LENGTH1.750 INCHES MINIMUM AND 1.938 INCHES MAXIMUM IN
HARDNESS RATING96.0 ROCKWELL B MINIMUM AND 104.0 ROCKWELL B MAXIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-634 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.750 INCHES IN
FEATURES PROVIDEDFINISHED HEAD
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.985 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 1
MILB45912Reference document
Same NSN cross-reference
Reference document — Identification reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 222576?
222576 is a BOLT,MACHINE.
What parts can replace 222576?
There is 1 known substitute for 222576: MILB45912. Substitute compatibility should be verified for your specific system.
What is the NSN for 222576?
222576 is cataloged in the U.S. Government catalog under NSN 5306-00-022-2576. This indicates validated use in U.S. government and defense supply chains.
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