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Technical Data Sheet
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326-0707-00 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

326-0707-00: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4130 OR STEEL COMP 8630 OR STEEL COMP 8735 OR STEEL COMP 8740 OVERALL, head_style: HEXAGON, grip_length: 0.047 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN, head_height: 0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN, thread_class: 3A A, thread_length: 0.406 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-150-9221, 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
326-0707-00
NSN: 5306-00-150-9221
FSC: 5306 — Bolts
CAGE: 0FYH3 — SPS TECHNOLOGIES INC RESEARCH AND DEVELOPMENT LABORATORY (USA)
SPECIFICATIONS
materialSTEEL COMP 4130 OR STEEL COMP 8630 OR STEEL COMP 8735 OR STEEL COMP 8740 OVERALL
head_styleHEXAGON
grip_length0.047 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN
head_height0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN
thread_class3A A
thread_length0.406 INCHES MAXIMUM IN
fastener_length0.453 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
hardness_rating26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
special_featuresMARK NON-CORROSION RESISTANT STEEL BOLTS WITH X ON TOP OF HEAD
thread_directionRIGHT-HAND
features_providedCASEHARDENED AND FINISHED HEAD
surface_treatmentCADMIUM OVERALL
NSN5306-00-150-9221
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 326-0707-00 · 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: 0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.453 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.406 INCHES MAXIMUM IN
•
HARDNESS RATING: 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-6758 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6050 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6098 MIL SPEC 3RD MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 4TH MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.190 INCHES IN
•
FEATURES PROVIDED: CASEHARDENED AND FINISHED HEAD
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN
FASTENER LENGTH0.453 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH0.406 INCHES MAXIMUM IN
HARDNESS RATING26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-6758 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6050 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6098 MIL SPEC 3RD MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 4TH MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.190 INCHES IN
FEATURES PROVIDEDCASEHARDENED AND FINISHED HEAD
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
SUBSTITUTES & CROSS-REFERENCES 5
AN3-3ASame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
326-0707Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
2010083Reference document
Same NSN cross-reference
Reference document — Secondary reference
5306PL1020597Reference document
Same NSN cross-reference
Reference document — Informative reference only
5306001509221Reference document
Same NSN cross-reference
Reference document — Informative reference only
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 326-0707-00?
326-0707-00 is a BOLT,MACHINE.
What parts can replace 326-0707-00?
There are 5 known substitutes for 326-0707-00: AN3-3A, 326-0707, 2010083 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 326-0707-00?
326-0707-00 is cataloged in the U.S. Government catalog under NSN 5306-00-150-9221. 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.