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40191-18 — STUD,TURNLOCK FASTENER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

40191-18: STUD,TURNLOCK FASTENER.

The STUD,TURNLOCK FASTENER is a the manufacturer industrial component. Key specifications include diameter: 1.00 INCHES NOMINAL IN, material: STEEL OVERALL, special_features: LENGTH IN INCHES 1.67, 0.62 THREADED, HEAD HEIGHT 0.26, surface_treatment: CADMIUM OVERALL, part_name_assigned_by_controlling_agency: STUD, THREADED, STANDARD CONFIGURATION. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-695-0437, 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
40191-18
NSN: 5325-01-695-0437
FSC: 5325 — Fastening Devices
CAGE: 31272 — ANCRA INTERNATIONAL LLC (USA)
SPECIFICATIONS
diameter1.00 INCHES NOMINAL IN
materialSTEEL OVERALL
special_featuresLENGTH IN INCHES 1.67, 0.62 THREADED, HEAD HEIGHT 0.26
surface_treatmentCADMIUM OVERALL
part_name_assigned_by_controlling_agencySTUD, THREADED, STANDARD CONFIGURATION
NSN5325-01-695-0437
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 40191-18 · 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
•
DIAMETER: 1.00 INCHES NOMINAL IN
•
SURFACE TREATMENT: CADMIUM OVERALL
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
DIAMETER1.00 INCHES NOMINAL IN
SPECIAL FEATURESLENGTH IN INCHES 1.67, 0.62 THREADED, HEAD HEIGHT 0.26
SURFACE TREATMENTCADMIUM OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCYSTUD, THREADED, STANDARD CONFIGURATION
MATERIALSTEEL OVERALL
OTHER ITEMS IN FSC 5325 — Fastening Devices
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5325-00-000-1884 5325-00-000-9988 5325-00-001-1567 5325-00-001-2043 5325-00-001-3842 5325-00-001-3858 5325-00-001-3871 5325-00-001-4317
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 40191-18?
40191-18 is a STUD,TURNLOCK FASTENER.
What is the NSN for 40191-18?
40191-18 is cataloged in the U.S. Government catalog under NSN 5325-01-695-0437. 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.