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71A217-1 — SCREW,EXTERNALLY RELIEVED BODY

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

71A217-1: SCREW,EXTERNALLY RELIEVED BODY.

The SCREW,EXTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 OVERALL, head_style: KNURLED NO. 4, head_height: 0.420 INCHES MINIMUM AND 0.460 INCHES MAXIMUM IN, point_style: CONE, point_length: 0.151 INCHES MINIMUM AND 0.161 INCHES MAXIMUM IN, thread_class: 2A A.

This part is cataloged in the U.S. Government catalog under NSN 5305-01-367-9811, 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
71A217-1
NSN: 5305-01-367-9811
FSC: 5305 — Screws
CAGE: 22887 — OAI ELECTRONICS, LLC DIV OAI ELECTRONICS (USA)
SPECIFICATIONS
materialSTEEL COMP 303 OVERALL
head_styleKNURLED NO. 4
head_height0.420 INCHES MINIMUM AND 0.460 INCHES MAXIMUM IN
point_styleCONE
point_length0.151 INCHES MINIMUM AND 0.161 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.355 INCHES MINIMUM AND 0.395 INCHES MAXIMUM IN
thread_length0.480 INCHES MINIMUM AND 0.520 INCHES MAXIMUM IN
point_diameter0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
fastener_length0.980 INCHES MINIMUM AND 1.020 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE OVERALL
NSN5305-01-367-9811
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 71A217-1 · 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
•
POINT DIAMETER: 0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
•
HEAD HEIGHT: 0.420 INCHES MINIMUM AND 0.460 INCHES MAXIMUM IN
•
POINT LENGTH: 0.151 INCHES MINIMUM AND 0.161 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.980 INCHES MINIMUM AND 1.020 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35,TY 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.480 INCHES MINIMUM AND 0.520 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A581 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
POINT CHAMFER ANGLE: 85.0 DEGREES MINIMUM AND 95.0 DEGREES MAXIMUM
TECHNICAL CHARACTERISTICS
POINT DIAMETER0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
HEAD HEIGHT0.420 INCHES MINIMUM AND 0.460 INCHES MAXIMUM IN
POINT LENGTH0.151 INCHES MINIMUM AND 0.161 INCHES MAXIMUM IN
FASTENER LENGTH0.980 INCHES MINIMUM AND 1.020 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35,TY 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH0.480 INCHES MINIMUM AND 0.520 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A581 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
POINT CHAMFER ANGLE85.0 DEGREES MINIMUM AND 95.0 DEGREES MAXIMUM
FIRST DIAMETER FROM HEAD0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.190 INCHES IN
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-000-0094 5305-00-000-1397 5305-00-000-2625 5305-00-000-3669 5305-00-000-3830 5305-00-000-3831
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 71A217-1?
71A217-1 is a SCREW,EXTERNALLY RELIEVED BODY.
What is the NSN for 71A217-1?
71A217-1 is cataloged in the U.S. Government catalog under NSN 5305-01-367-9811. 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.