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398204 — BOLT,SHOULDER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

398204: BOLT,SHOULDER.

The BOLT,SHOULDER is a the manufacturer industrial component. Key specifications include material: IRON ALLOY 660 OVERALL, head_style: DOUBLE HEXAGON EXTENDED WASHER, head_height: 0.250 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN, thread_length: 0.580 INCHES MINIMUM AND 0.609 INCHES MAXIMUM IN, shoulder_shape: ROUND FIRST SHOULDER, fastener_length: 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-496-5513, 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
398204
NSN: 5305-00-496-5513
NIINs: 004965513, 008053395
FSC: 5305 — Screws
CAGE: 65282 — WHITE MOTOR CORP (USA)
SPECIFICATIONS
materialIRON ALLOY 660 OVERALL
head_styleDOUBLE HEXAGON EXTENDED WASHER
head_height0.250 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
thread_length0.580 INCHES MINIMUM AND 0.609 INCHES MAXIMUM IN
shoulder_shapeROUND FIRST SHOULDER
fastener_length0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
shoulder_length0.155 INCHES MINIMUM AND 0.160 INCHES MAXIMUM FIRST SHOULDER IN
thread_directionRIGHT-HAND
shoulder_diameter0.345 INCHES MINIMUM AND 0.355 INCHES MAXIMUM FIRST SHOULDER IN
surface_treatmentPASSIVATE OVERALL
width_between_flats0.243 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN
nominal_thread_diameter0.190 INCHES IN
NSN5305-00-496-5513
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 398204 · 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
SUBSTITUTES & CROSS-REFERENCES 4
15775AReference document
Same NSN cross-reference
Reference document — Secondary reference
221038Reference document
Same NSN cross-reference
Reference document — Secondary reference
17842RReference document
Same NSN cross-reference
Reference document — Secondary reference
S2A345Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 398204?
398204 is a BOLT,SHOULDER.
What parts can replace 398204?
There are 4 known substitutes for 398204: 15775A, 221038, 17842R and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 398204?
398204 is cataloged in the U.S. Government catalog under NSN 5305-00-496-5513. This indicates validated use in U.S. government and defense supply chains.
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