PartsTable
Technical Data Sheet
PartsTable / COMPONENT / MS17731-5
MS17731-5 ✓ 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 FASTENER ASSEMBLY,TURNLOCK is a the manufacturer industrial component. Key specifications include diameter: 0.525 INCHES NOMINAL IN, drive_type: CROSS RECESS, grip_length: 0.940 INCHES MAXIMUM IN, mounting_style: PLAIN W/MOUNTING HOLE, receptacle_width: 0.625 INCHES MAXIMUM IN, receptacle_height: 0.625 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-00-133-2094, 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
MS17731-5
NSN: 5325-00-133-2094
FSC: 5325
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
diameter0.525 INCHES NOMINAL IN
drive_typeCROSS RECESS
grip_length0.940 INCHES MAXIMUM IN
mounting_stylePLAIN W/MOUNTING HOLE
receptacle_width0.625 INCHES MAXIMUM IN
receptacle_height0.625 INCHES MAXIMUM IN
surface_treatmentCADMIUM AND CHROMATE OVERALL
turnlock_stud_head_styleFLAT COUNTERSUNK
receptacle_overall_length1.135 INCHES MAXIMUM IN
stud_shank_major_diameter0.373 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
turnlock_receptacle_styleRECEPTACLE
turnlock_stud_shank_styleSTUD SHANK
NSN5325-00-133-2094
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: MS17731-5 · 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
•
RECEPTACLE OVERALL LENGTH: 1.135 INCHES MAXIMUM IN
•
STUD SHANK MAJOR DIAMETER: 0.373 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP 1008 OR STEEL COMP 1010 OR STEEL COMP 1012 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OR STEEL COMP 1021 OR STEEL COMP 1022 OR STEEL COMP 1025 OR STEEL COMP 1030 OR STEEL COMP 1035 OR STEEL COMP 1040 OR STEEL COMP 1045 OR STEEL COMP 1050 OR STEEL COMP 1055 OR STEEL COMP 1060 OR STEEL COMP 1095 OVERALL
•
DRIVE TYPE: CROSS RECESS
•
DIAMETER: 0.525 INCHES NOMINAL IN
•
MOUNTING STYLE: PLAIN W/MOUNTING HOLE
•
TURNLOCK STUD HEAD STYLE: FLAT COUNTERSUNK
•
MATERIAL ACCOMMODATED THICKNESS: 0.431 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
RECEPTACLE OVERALL LENGTH1.135 INCHES MAXIMUM IN
STUD SHANK MAJOR DIAMETER0.373 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
MATERIALSTEEL COMP 1008 OR STEEL COMP 1010 OR STEEL COMP 1012 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OR STEEL COMP 1021 OR STEEL COMP 1022 OR STEEL COMP 1025 OR STEEL COMP 1030 OR STEEL COMP 1035 OR STEEL COMP 1040 OR STEEL COMP 1045 OR STEEL COMP 1050 OR STEEL COMP 1055 OR STEEL COMP 1060 OR STEEL COMP 1095 OVERALL
DRIVE TYPECROSS RECESS
DIAMETER0.525 INCHES NOMINAL IN
MOUNTING STYLEPLAIN W/MOUNTING HOLE
TURNLOCK STUD HEAD STYLEFLAT COUNTERSUNK
MATERIAL ACCOMMODATED THICKNESS0.431 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
RECEPTACLE WIDTH0.625 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 27
8-02-00-3Interchangeable
interchangeable cross-reference
interchangeable
MIL-F-22978Interchangeable
interchangeable cross-reference
interchangeable
FX10-1556-3PInterchangeable
interchangeable cross-reference
interchangeable
8-02-00-1Interchangeable
interchangeable cross-reference
interchangeable
8-02-00-5Interchangeable
interchangeable cross-reference
interchangeable
80C06-5-1AAInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
Ready to buy MS17731-5?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is MS17731-5?
MS17731-5 is a FASTENER ASSEMBLY,TURNLOCK.
What parts can replace MS17731-5?
There are 27 known substitutes for MS17731-5: 8-02-00-3, MIL-F-22978, FX10-1556-3P and 24 more. Substitute compatibility should be verified for your specific system.
Is MS17731-5 still available?
MS17731-5 is currently cancelled.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — MS17731-5

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026