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100-33226-4 — STUD ASSEMBLY,TURNLOCK FASTENER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

100-33226-4: STUD ASSEMBLY,TURNLOCK FASTENER.

STUD ASSEMBLY,TURNLOCK FASTENER. Key specifications include diameter: 0.302 INCHES NOMINAL IN, material: STEEL OR STEEL COMP 305 OR STEEL COMP 304 OR STEEL COMP 302 WASHER, drive_type: SLOTTED, stud_diameter: 0.124 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN, stud_head_height: 0.092 INCHES NOMINAL IN, surface_treatment: CADMIUM AND CHROMATE OR PASSIVATE WASHER. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-565-5818, 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
100-33226-4
NSN: 5325-00-565-5818
FSC: 5325 — Fastening Devices
CAGE: 18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
diameter0.302 INCHES NOMINAL IN
materialSTEEL OR STEEL COMP 305 OR STEEL COMP 304 OR STEEL COMP 302 WASHER
drive_typeSLOTTED
stud_diameter0.124 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
stud_head_height0.092 INCHES NOMINAL IN
surface_treatmentCADMIUM AND CHROMATE OR PASSIVATE WASHER
stud_assembly_styleSTUD ASSEMBLY
securing_device_typeWASHER
eyelet_outside_diameter0.519 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN
turnlock_stud_head_styleFLAT FILLISTER
material_accommodated_thickness0.150 INCHES MINIMUM AND 0.179 INCHES MAXIMUM IN
distance_from_engaging_member_to_largest_bearing_surface_of_head0.371 INCHES MINIMUM AND 0.381 INCHES MAXIMUM IN
NSN5325-00-565-5818
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 100-33226-4 · 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
•
EYELET OUTSIDE DIAMETER: 0.519 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN
•
DRIVE TYPE: SLOTTED
•
MATERIAL ACCOMMODATED THICKNESS: 0.150 INCHES MINIMUM AND 0.179 INCHES MAXIMUM IN
•
DIAMETER: 0.302 INCHES NOMINAL IN
•
STUD HEAD HEIGHT: 0.092 INCHES NOMINAL IN
•
SECURING DEVICE TYPE: WASHER
•
DISTANCE FROM ENGAGING MEMBER TO LARGEST BEARING SURFACE OF HEAD: 0.371 INCHES MINIMUM AND 0.381 INCHES MAXIMUM IN
•
TURNLOCK STUD HEAD STYLE: FLAT FILLISTER
TECHNICAL CHARACTERISTICS
EYELET OUTSIDE DIAMETER0.519 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN
DRIVE TYPESLOTTED
MATERIAL ACCOMMODATED THICKNESS0.150 INCHES MINIMUM AND 0.179 INCHES MAXIMUM IN
DIAMETER0.302 INCHES NOMINAL IN
STUD HEAD HEIGHT0.092 INCHES NOMINAL IN
SECURING DEVICE TYPEWASHER
DISTANCE FROM ENGAGING MEMBER TO LARGEST BEARING SURFACE OF HEAD0.371 INCHES MINIMUM AND 0.381 INCHES MAXIMUM IN
TURNLOCK STUD HEAD STYLEFLAT FILLISTER
SURFACE TREATMENTCADMIUM AND CHROMATE STUD
SURFACE TREATMENTCADMIUM AND CHROMATE PIN
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 2
10119134Reference document
Same NSN cross-reference
Reference document — Informative reference only
28S1-5Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 100-33226-4?
100-33226-4 is a STUD ASSEMBLY,TURNLOCK FASTENER.
What parts can replace 100-33226-4?
There are 2 known substitutes for 100-33226-4: 10119134, 28S1-5. Substitute compatibility should be verified for your specific system.
What is the NSN for 100-33226-4?
100-33226-4 is cataloged in the U.S. Government catalog under NSN 5325-00-565-5818. This indicates validated use in U.S. government and defense supply chains.
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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.