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1126010-3 — STUD,TURNLOCK FASTENER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

1126010-3: STUD,TURNLOCK FASTENER.

The STUD,TURNLOCK FASTENER is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY OVERALL, head_length: 0.875 INCHES MAXIMUM IN, stud_head_height: 0.515 INCHES MAXIMUM IN, surface_treatment: CADMIUM OVERALL, securing_device_type: SPRING, turnlock_stud_head_style: FILLISTER WING. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-298-7003, 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
1126010-3
NSN: 5325-00-298-7003
NIINs: 002987003, 010637170, 012417504
FSC: 5325 — Fastening Devices
CAGE: 81205 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialALUMINUM ALLOY OVERALL
head_length0.875 INCHES MAXIMUM IN
stud_head_height0.515 INCHES MAXIMUM IN
surface_treatmentCADMIUM OVERALL
securing_device_typeSPRING
turnlock_stud_head_styleFILLISTER WING
stud_shank_major_diameter0.118 INCHES MINIMUM AND 0.138 INCHES MAXIMUM IN
turnlock_stud_shank_styleSTUD SHANK
material_document_and_classificationQQ-A-355 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classificationQQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5325-00-298-7003
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 1126010-3 · 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
•
HEAD LENGTH: 0.700 INCHES MINIMUM AND 0.740 INCHES MAXIMUM IN
•
EYELET OUTSIDE DIAMETER: 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
•
MATERIAL ACCOMMODATED THICKNESS: 0.060 INCHES MINIMUM AND 0.119 INCHES MAXIMUM IN
•
STUD HEAD HEIGHT: 0.360 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN
•
DISTANCE FROM ENGAGING MEMBER TO LARGEST BEARING SURFACE OF HEAD: 0.602 INCHES MINIMUM AND 0.617 INCHES MAXIMUM IN
•
TURNLOCK STUD HEAD STYLE: FLAT FILLISTER WING
•
SURFACE TREATMENT: CADMIUM AND CHROMATE OVERALL
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
HEAD LENGTH0.700 INCHES MINIMUM AND 0.740 INCHES MAXIMUM IN
EYELET OUTSIDE DIAMETER0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
MATERIAL ACCOMMODATED THICKNESS0.060 INCHES MINIMUM AND 0.119 INCHES MAXIMUM IN
STUD HEAD HEIGHT0.360 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN
DISTANCE FROM ENGAGING MEMBER TO LARGEST BEARING SURFACE OF HEAD0.602 INCHES MINIMUM AND 0.617 INCHES MAXIMUM IN
TURNLOCK STUD HEAD STYLEFLAT FILLISTER WING
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
MATERIALSTEEL OVERALL
STUD ASSEMBLY STYLESTUD ASSEMBLY
EYELET LENGTH0.322 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 5
BACS21Y3WReference document
Same NSN cross-reference
Reference document — Secondary reference
9M252-3WSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
2600-3WSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
BACS21EE3WSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
A220AW03Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1126010-3?
1126010-3 is a STUD,TURNLOCK FASTENER.
What parts can replace 1126010-3?
There are 5 known substitutes for 1126010-3: BACS21Y3W, 9M252-3W, 2600-3W and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1126010-3?
1126010-3 is cataloged in the U.S. Government catalog under NSN 5325-00-298-7003. 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.