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417AS232 — BOLT,INTERNALLY RELIEVED BODY

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

417AS232: BOLT,INTERNALLY RELIEVED BODY.

The BOLT,INTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include material: COBALT ALLOY MP-159 OVERALL, head_style: HEXAGON EXTENDED WASHER, head_height: 0.550 INCHES NOMINAL IN, thread_class: 3A A, thread_length: 0.960 INCHES NOMINAL IN, thread_series: UN COUNTERBORE. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-217-4002, 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
417AS232
NSN: 5306-01-217-4002
FSC: 5306 — Bolts
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialCOBALT ALLOY MP-159 OVERALL
head_styleHEXAGON EXTENDED WASHER
head_height0.550 INCHES NOMINAL IN
thread_class3A A
thread_length0.960 INCHES NOMINAL IN
thread_seriesUN COUNTERBORE
fastener_length3.920 INCHES NOMINAL IN
shoulder_length1.930 INCHES NOMINAL IN
style_designatorCONCENTRIC HOLE THREADED
thread_directionRIGHT-HAND
threads_per_inch16 COUNTERBORE
shoulder_diameter1.072 INCHES MINIMUM AND 1.074 INCHES MAXIMUM IN
NSN5306-01-217-4002
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 417AS232 · 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: 0.178 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.550 INCHES NOMINAL IN
•
FASTENER LENGTH: 3.920 INCHES NOMINAL IN
•
EXTENDED WASHER DIAMETER: 1.500 INCHES NOMINAL IN
•
INTERNAL THREAD LENGTH: 1.940 INCHES MINIMUM COUNTERBORE IN
•
THREAD SERIES: UN COUNTERBORE
•
INTERNAL THREAD DIRECTION: RIGHT-HAND COUNTERBORE
•
THREAD LENGTH: 0.960 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
EXTENDED WASHER THICKNESS0.178 INCHES NOMINAL IN
HEAD HEIGHT0.550 INCHES NOMINAL IN
FASTENER LENGTH3.920 INCHES NOMINAL IN
EXTENDED WASHER DIAMETER1.500 INCHES NOMINAL IN
INTERNAL THREAD LENGTH1.940 INCHES MINIMUM COUNTERBORE IN
THREAD SERIESUN COUNTERBORE
INTERNAL THREAD DIRECTIONRIGHT-HAND COUNTERBORE
THREAD LENGTH0.960 INCHES NOMINAL IN
THREADS PER INCH16 COUNTERBORE
STYLE DESIGNATORCONCENTRIC HOLE THREADED
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
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FREQUENTLY ASKED QUESTIONS
What is 417AS232?
417AS232 is a BOLT,INTERNALLY RELIEVED BODY.
What is the NSN for 417AS232?
417AS232 is cataloged in the U.S. Government catalog under NSN 5306-01-217-4002. 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.