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Technical Data Sheet
PartsTable / COMPONENT / MS-16995-83
MS-16995-83 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OVERALL, head_style: FLAT CHAMFER, head_height: 0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.550 INCHES MINIMUM AND 0.563 INCHES MAXIMUM IN, thread_length: 1.359 INCHES MINIMUM AND 1.484 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-988-7846, 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
MS-16995-83
NSN: 5305-00-988-7846
FSC: 5305
CAGE: 80205 — NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE (USA)
SPECIFICATIONS
materialSTEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OVERALL
head_styleFLAT CHAMFER
head_height0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
thread_class3A A
head_diameter0.550 INCHES MINIMUM AND 0.563 INCHES MAXIMUM IN
thread_length1.359 INCHES MINIMUM AND 1.484 INCHES MAXIMUM IN
fastener_length1.484 INCHES MINIMUM AND 1.531 INCHES MAXIMUM IN
hardness_rating80.0 ROCKWELL B MINIMUM OVERALL
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE OVERALL
width_across_flats0.312 INCHES MINIMUM AND 0.316 INCHES MAXIMUM IN
internal_drive_styleHEXAGON
NSN5305-00-988-7846
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: MS-16995-83 · 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: 0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
HEAD DIAMETER: 0.550 INCHES MINIMUM AND 0.563 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
INTERNAL DRIVE STYLE: HEXAGON
•
THREAD CLASS: 3A A
•
FASTENER LENGTH: 1.484 INCHES MINIMUM AND 1.531 INCHES MAXIMUM IN
•
HARDNESS RATING: 80.0 ROCKWELL B MINIMUM OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
HEAD HEIGHT0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
HEAD DIAMETER0.550 INCHES MINIMUM AND 0.563 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
INTERNAL DRIVE STYLEHEXAGON
THREAD CLASS3A A
FASTENER LENGTH1.484 INCHES MINIMUM AND 1.531 INCHES MAXIMUM IN
HARDNESS RATING80.0 ROCKWELL B MINIMUM OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.359 INCHES MINIMUM AND 1.484 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
5305009887604Interchangeable
interchangeable cross-reference
interchangeable
5305PL0972072Interchangeable
interchangeable cross-reference
interchangeable
G395806-27Interchangeable
interchangeable cross-reference
interchangeable
MS16995-29Interchangeable
interchangeable cross-reference
interchangeable
192408092Interchangeable
interchangeable cross-reference
interchangeable
2422399-39Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS-16995-83?
MS-16995-83 is a SCREW,CAP,SOCKET HEAD.
What parts can replace MS-16995-83?
There are 23 known substitutes for MS-16995-83: 5305009887604, 5305PL0972072, G395806-27 and 20 more. Substitute compatibility should be verified for your specific system.
Is MS-16995-83 still available?
MS-16995-83 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026