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MS17732-1 — Technical Data Sheet

✓ 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: 0.500 INCHES NOMINAL IN, drive_type: CROSS RECESS, grip_length: 0.375 INCHES MAXIMUM IN, mounting_style: PLAIN W/MOUNTING HOLE, receptacle_width: 0.625 INCHES MAXIMUM IN, stud_head_height: 0.125 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 5325-00-278-0734, 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
MS17732-1
NSN: 5325-00-278-0734
FSC: 5325
CAGE: 80205 — NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE (USA)
SPECIFICATIONS
diameter0.500 INCHES NOMINAL IN
drive_typeCROSS RECESS
grip_length0.375 INCHES MAXIMUM IN
mounting_stylePLAIN W/MOUNTING HOLE
receptacle_width0.625 INCHES MAXIMUM IN
stud_head_height0.125 INCHES MAXIMUM IN
receptacle_height0.625 INCHES MAXIMUM IN
surface_treatmentCADMIUM AND CHROMATE OVERALL
turnlock_stud_head_styleFLAT FILLISTER
receptacle_overall_length1.135 INCHES MAXIMUM IN
stud_shank_major_diameter0.373 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
turnlock_receptacle_styleRECEPTACLE
NSN5325-00-278-0734
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: MS17732-1 · 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
•
STUD SHANK MAJOR DIAMETER: 0.373 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
•
TURNLOCK MOUNTING HOLE DIAMETER: 0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM IN
•
RECEPTACLE WIDTH: 0.625 INCHES MAXIMUM IN
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES: 0.873 INCHES MINIMUM AND 0.877 INCHES MAXIMUM IN
•
RECEPTACLE OVERALL LENGTH: 1.135 INCHES MAXIMUM IN
•
MOUNTING STYLE: PLAIN W/MOUNTING HOLE
•
MATERIAL ACCOMMODATED THICKNESS: 0.116 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN
•
GRIP LENGTH: 0.375 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
STUD SHANK MAJOR DIAMETER0.373 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
TURNLOCK MOUNTING HOLE DIAMETER0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM IN
RECEPTACLE WIDTH0.625 INCHES MAXIMUM IN
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES0.873 INCHES MINIMUM AND 0.877 INCHES MAXIMUM IN
RECEPTACLE OVERALL LENGTH1.135 INCHES MAXIMUM IN
MOUNTING STYLEPLAIN W/MOUNTING HOLE
MATERIAL ACCOMMODATED THICKNESS0.116 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN
GRIP LENGTH0.375 INCHES MAXIMUM IN
DIAMETER0.500 INCHES NOMINAL IN
TURNLOCK RECEPTACLE STYLERECEPTACLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
80S01-5-1AAInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
MS17731-5InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
MIL-F-22978InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
8-02-00-3InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
FX10-1556-3PInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
8-02-00-5InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS17732-1?
MS17732-1 is a FASTENER ASSEMBLY,TURNLOCK.
What parts can replace MS17732-1?
There are 24 known substitutes for MS17732-1: 80S01-5-1AA, MS17731-5, MIL-F-22978 and 21 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS17732-1?
MS17732-1 is cataloged in the Federal Logistics Information System under NSN 5325-00-278-0734. 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: September 2026