PartsTable
Technical Data Sheet
Download PDF

7408866 — BOLT,INTERNALLY RELIEVED BODY

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

7408866: BOLT,INTERNALLY RELIEVED BODY.

The BOLT,INTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include material: IRON OVERALL, head_style: FLAT CHAMFER, head_height: 0.197 INCHES MINIMUM AND 0.202 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 1.102 INCHES MINIMUM AND 1.104 INCHES MAXIMUM IN, thread_length: 0.756 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-525-3573, 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
7408866
NSN: 5306-01-525-3573
FSC: 5306 — Bolts
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialIRON OVERALL
head_styleFLAT CHAMFER
head_height0.197 INCHES MINIMUM AND 0.202 INCHES MAXIMUM IN
thread_class2A A
head_diameter1.102 INCHES MINIMUM AND 1.104 INCHES MAXIMUM IN
thread_length0.756 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN
fastener_length0.995 INCHES MINIMUM AND 1.005 INCHES MAXIMUM IN
style_designatorCONCENTRIC HOLE UNTHREADED
thread_directionRIGHT-HAND
concentric_hole_depth0.995 INCHES MINIMUM AND 1.005 INCHES MAXIMUM IN
nominal_thread_diameter0.875 INCHES IN
concentric_hole_diameter0.550 INCHES MINIMUM AND 0.560 INCHES MAXIMUM IN
NSN5306-01-525-3573
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 7408866 · 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: 0.197 INCHES MINIMUM AND 0.202 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.995 INCHES MINIMUM AND 1.005 INCHES MAXIMUM IN
•
CONCENTRIC HOLE DEPTH: 0.995 INCHES MINIMUM AND 1.005 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.756 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: CONCENTRIC HOLE UNTHREADED
•
NOMINAL THREAD DIAMETER: 0.875 INCHES IN
•
HEAD STYLE: FLAT CHAMFER
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.197 INCHES MINIMUM AND 0.202 INCHES MAXIMUM IN
FASTENER LENGTH0.995 INCHES MINIMUM AND 1.005 INCHES MAXIMUM IN
CONCENTRIC HOLE DEPTH0.995 INCHES MINIMUM AND 1.005 INCHES MAXIMUM IN
THREAD LENGTH0.756 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN
STYLE DESIGNATORCONCENTRIC HOLE UNTHREADED
NOMINAL THREAD DIAMETER0.875 INCHES IN
HEAD STYLEFLAT CHAMFER
THREAD DIRECTIONRIGHT-HAND
CONCENTRIC HOLE DIAMETER0.550 INCHES MINIMUM AND 0.560 INCHES MAXIMUM IN
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 7408866?
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 7408866?
7408866 is a BOLT,INTERNALLY RELIEVED BODY.
What is the NSN for 7408866?
7408866 is cataloged in the U.S. Government catalog under NSN 5306-01-525-3573. 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 — 7408866

✓ 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.