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Technical Data Sheet
PartsTable / COMPONENT / 8822661
8822661 ✓ 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 STUD,TURNLOCK FASTENER is a the manufacturer industrial component. Key specifications include diameter: 0.312 INCHES NOMINAL IN, material: STEEL COMP 1315 OVERALL, drive_type: SLOTTED, grip_length: 0.250 INCHES NOMINAL IN, shank_neck_length: 0.050 INCHES NOMINAL IN, surface_treatment: CADMIUM OVERALL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-00-285-2012, 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
8822661
NSN: 5325-00-285-2012
FSC: 5325
CAGE: 19203 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV US ARMY RESEARCH, DEVELOPMENT AND ENGINEERING COMMAND ARMAMENT (USA)
SPECIFICATIONS
diameter0.312 INCHES NOMINAL IN
materialSTEEL COMP 1315 OVERALL
drive_typeSLOTTED
grip_length0.250 INCHES NOMINAL IN
shank_neck_length0.050 INCHES NOMINAL IN
surface_treatmentCADMIUM OVERALL
turnlock_stud_head_styleFILLISTER
stud_shank_major_diameter0.187 INCHES NOMINAL IN
turnlock_stud_shank_styleSTUD SHANK
material_accommodated_thickness0.115 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN
NSN5325-00-285-2012
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 8822661 · 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
•
MATERIAL ACCOMMODATED THICKNESS: 0.115 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN
•
DRIVE TYPE: SLOTTED
•
TURNLOCK STUD HEAD STYLE: FILLISTER
•
DIAMETER: 0.312 INCHES NOMINAL IN
•
STUD SHANK MAJOR DIAMETER: 0.187 INCHES NOMINAL IN
•
SURFACE TREATMENT: CADMIUM OVERALL
•
GRIP LENGTH: 0.250 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP 1315 OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL ACCOMMODATED THICKNESS0.115 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN
DRIVE TYPESLOTTED
TURNLOCK STUD HEAD STYLEFILLISTER
DIAMETER0.312 INCHES NOMINAL IN
STUD SHANK MAJOR DIAMETER0.187 INCHES NOMINAL IN
SURFACE TREATMENTCADMIUM OVERALL
GRIP LENGTH0.250 INCHES NOMINAL IN
MATERIALSTEEL COMP 1315 OVERALL
SHANK NECK LENGTH0.050 INCHES NOMINAL IN
TURNLOCK STUD SHANK STYLESTUD SHANK
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
55628-2Interchangeable
interchangeable cross-reference
interchangeable
055628-000002Interchangeable
interchangeable cross-reference
interchangeable
D4-AJ3-25Interchangeable
interchangeable cross-reference
interchangeable
GS520E6J25Interchangeable
interchangeable cross-reference
interchangeable
121J-335-C3CInterchangeable
interchangeable cross-reference
interchangeable
4-27319CInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 8822661?
8822661 is a STUD,TURNLOCK FASTENER.
What parts can replace 8822661?
There are 11 known substitutes for 8822661: 55628-2, 055628-000002, D4-AJ3-25 and 8 more. Substitute compatibility should be verified for your specific system.
Is 8822661 still available?
8822661 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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Last verified: July 2026