PartsTable
Technical Data Sheet
Download PDF

3955727 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

3955727: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL COMP E4340 OR STEEL COMP 8740 OR STEEL COMP 6150 OR STEEL COMP 3140 OR STEEL COMP 3135 OVERALL, head_style: BEVEL-CONICAL, head_height: 0.343 INCHES NOMINAL IN, thread_class: 3A A, head_diameter: 0.615 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN, thread_length: 0.663 INCHES MINIMUM AND 0.713 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-844-1927, 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
3955727
NSN: 5306-00-844-1927
NIINs: 008441927, 014138119
FSC: 5306 — Bolts
CAGE: F6198 — AIRBUS OPERATIONS (FRA)
SPECIFICATIONS
materialSTEEL COMP E4340 OR STEEL COMP 8740 OR STEEL COMP 6150 OR STEEL COMP 3140 OR STEEL COMP 3135 OVERALL
head_styleBEVEL-CONICAL
head_height0.343 INCHES NOMINAL IN
thread_class3A A
head_diameter0.615 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
thread_length0.663 INCHES MINIMUM AND 0.713 INCHES MAXIMUM IN
fastener_length3.173 INCHES MINIMUM AND 3.203 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
surface_treatmentCADMIUM AND CHROMATE OVERALL
width_across_flats0.373 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
internal_drive_styleHEXAGON
nominal_thread_diameter0.375 INCHES IN
NSN5306-00-844-1927
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 3955727 · 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
•
WIDTH ACROSS FLATS: 0.373 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
•
HEAD HEIGHT: 0.343 INCHES NOMINAL IN
•
FASTENER LENGTH: 3.173 INCHES MINIMUM AND 3.203 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TYPE 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.663 INCHES MINIMUM AND 0.713 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
•
HEAD STYLE: BEVEL-CONICAL
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.373 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
HEAD HEIGHT0.343 INCHES NOMINAL IN
FASTENER LENGTH3.173 INCHES MINIMUM AND 3.203 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TYPE 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH0.663 INCHES MINIMUM AND 0.713 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.375 INCHES IN
HEAD STYLEBEVEL-CONICAL
THREAD DIRECTIONRIGHT-HAND
SPECIFICATION/STANDARD DATA80205-NAS146 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
Ready to buy 3955727?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 3955727?
3955727 is a BOLT,MACHINE.
What is the NSN for 3955727?
3955727 is cataloged in the U.S. Government catalog under NSN 5306-00-844-1927. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 3955727

✓ 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.