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MZH1976 — STUD,TURNLOCK FASTENER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

MZH1976: STUD,TURNLOCK FASTENER.

The STUD,TURNLOCK FASTENER is a the manufacturer industrial component. Key specifications include diameter: 0.375 INCHES NOMINAL IN, material: STEEL OVERALL, drive_type: SLOTTED, grip_length: 0.465 INCHES NOMINAL IN, special_features: .090 HEAD HEIGHT, shank_neck_length: 0.347 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-425-2038, 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
MZH1976
NSN: 5325-01-425-2038
FSC: 5325 — Fastening Devices
CAGE: U5612 — LEYLAND TRUCKS LTD (FOR SPARE PARTS SEE U6425) (GBR)
SPECIFICATIONS
diameter0.375 INCHES NOMINAL IN
materialSTEEL OVERALL
drive_typeSLOTTED
grip_length0.465 INCHES NOMINAL IN
special_features.090 HEAD HEIGHT
shank_neck_length0.347 INCHES NOMINAL IN
securing_device_typeWASHER
turnlock_stud_head_styleFILLISTER
stud_shank_major_diameter0.240 INCHES NOMINAL IN
turnlock_stud_shank_styleSTUD SHANK
NSN5325-01-425-2038
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: MZH1976 · 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
•
DRIVE TYPE: SLOTTED
•
TURNLOCK STUD SHANK STYLE: STUD SHANK
•
DIAMETER: 0.375 INCHES NOMINAL IN
•
SHANK NECK LENGTH: 0.347 INCHES NOMINAL IN
•
SECURING DEVICE TYPE: WASHER
•
TURNLOCK STUD HEAD STYLE: FILLISTER
•
STUD SHANK MAJOR DIAMETER: 0.240 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
DRIVE TYPESLOTTED
TURNLOCK STUD SHANK STYLESTUD SHANK
DIAMETER0.375 INCHES NOMINAL IN
SHANK NECK LENGTH0.347 INCHES NOMINAL IN
SECURING DEVICE TYPEWASHER
TURNLOCK STUD HEAD STYLEFILLISTER
STUD SHANK MAJOR DIAMETER0.240 INCHES NOMINAL IN
SPECIAL FEATURES.090 HEAD HEIGHT
MATERIALSTEEL OVERALL
GRIP LENGTH0.465 INCHES NOMINAL IN
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 1
82/11/320/31Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MZH1976?
MZH1976 is a STUD,TURNLOCK FASTENER.
What parts can replace MZH1976?
There is 1 known substitute for MZH1976: 82/11/320/31. Substitute compatibility should be verified for your specific system.
What is the NSN for MZH1976?
MZH1976 is cataloged in the U.S. Government catalog under NSN 5325-01-425-2038. 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.