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PartsTable / COMPONENT / MS35191-61
MS35191-61 ✓ 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,MACHINE is a the manufacturer industrial component. Key specifications include head_style: FLAT COUNTERSUNK, thread_class: 2A A, head_diameter: 0.340 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN, thread_length: 1.438 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN, screw_material: STEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1013, fastener_length: 1.500 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-059-4708, 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
MS35191-61
NSN: 5305-00-059-4708
FSC: 5305
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
head_styleFLAT COUNTERSUNK
thread_class2A A
head_diameter0.340 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
thread_length1.438 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
screw_materialSTEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1013
fastener_length1.500 INCHES NOMINAL IN
thread_directionRIGHT-HAND
countersink_angle80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
internal_drive_styleCROSS RECESS TYPE 1
nominal_thread_diameter0.190 INCHES IN
screw_surface_treatmentCADMIUM AND CHROMATE
minimum_tensile_strength55000 POUNDS PER SQUARE INCH LBS
NSN5305-00-059-4708
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: MS35191-61 · 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
•
THREAD QUANTITY PER INCH: 32
•
THREAD CLASS: 2A A
•
NOMINAL THREAD DIAMETER: 0.190 INCHES IN
•
INTERNAL DRIVE STYLE: CROSS RECESS TYPE 1
•
HEAD DIAMETER: 0.348 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
•
THREAD DIRECTION: RIGHT-HAND
•
THREAD LENGTH: 1.384 INCHES MINIMUM IN
•
SCREW MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-633 EXCEPT BESSEMER COMP FED SPEC SINGLE MATERIAL RESPONSE OR QQ-W-409 EXCEPT BESSEMER COMP FED SPEC SINGLE MATERIAL RESPONSE
TECHNICAL CHARACTERISTICS (FLIS)
THREAD QUANTITY PER INCH32
THREAD CLASS2A A
NOMINAL THREAD DIAMETER0.190 INCHES IN
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
HEAD DIAMETER0.348 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.384 INCHES MINIMUM IN
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-633 EXCEPT BESSEMER COMP FED SPEC SINGLE MATERIAL RESPONSE OR QQ-W-409 EXCEPT BESSEMER COMP FED SPEC SINGLE MATERIAL RESPONSE
HEAD STYLEFLAT COUNTERSUNK
SCREW MATERIALSTEEL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
18293Interchangeable
interchangeable cross-reference
interchangeable
MS35191-61Interchangeable
interchangeable cross-reference
interchangeable
814-1574Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS35191-61?
MS35191-61 is a SCREW,MACHINE.
What parts can replace MS35191-61?
There are 3 known substitutes for MS35191-61: 18293, MS35191-61, 814-1574. Substitute compatibility should be verified for your specific system.
What is the NSN for MS35191-61?
MS35191-61 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-059-4708. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026