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26S26-04 — STUD ASSEMBLY,TURNLOCK FASTENER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

26S26-04: STUD ASSEMBLY,TURNLOCK FASTENER.

STUD ASSEMBLY,TURNLOCK FASTENER. Key specifications include diameter: 0.298 INCHES MINIMUM AND 0.308 INCHES MAXIMUM IN, material: STEEL COMP 305 EYELET, drive_type: SLOTTED, eyelet_length: 0.322 INCHES NOMINAL IN, stud_head_height: 0.088 INCHES MINIMUM AND 0.098 INCHES MAXIMUM IN, surface_treatment: PASSIVATE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-702-3337, 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
26S26-04
NSN: 5325-00-702-3337
FSC: 5325 — Fastening Devices
CAGE: 71286 — HOWMET GLOBAL FASTENING SYSTEMS INC DIV CAMLOC PRODUCTS (USA)
SPECIFICATIONS
diameter0.298 INCHES MINIMUM AND 0.308 INCHES MAXIMUM IN
materialSTEEL COMP 305 EYELET
drive_typeSLOTTED
eyelet_length0.322 INCHES NOMINAL IN
stud_head_height0.088 INCHES MINIMUM AND 0.098 INCHES MAXIMUM IN
surface_treatmentPASSIVATE OVERALL
stud_assembly_styleSTUD ASSEMBLY
eyelet_outside_diameter0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
turnlock_stud_head_styleFLAT FILLISTER
material_accommodated_thickness0.120 INCHES MINIMUM AND 0.149 INCHES MAXIMUM IN
material_document_and_classificationASTM A580 ASSN STD SINGLE MATERIAL RESPONSE STUD
surface_treatment_document_and_classificationQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5325-00-702-3337
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 26S26-04 · 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
EYELET OUTSIDE DIAMETER: 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
•
DRIVE TYPE: SLOTTED
•
MATERIAL ACCOMMODATED THICKNESS: 0.120 INCHES MINIMUM AND 0.149 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-766 FED SPEC SINGLE MATERIAL RESPONSE EYELET
•
DIAMETER: 0.298 INCHES MINIMUM AND 0.308 INCHES MAXIMUM IN
•
STUD HEAD HEIGHT: 0.088 INCHES MINIMUM AND 0.098 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
EYELET OUTSIDE DIAMETER0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
DRIVE TYPESLOTTED
MATERIAL ACCOMMODATED THICKNESS0.120 INCHES MINIMUM AND 0.149 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-766 FED SPEC SINGLE MATERIAL RESPONSE EYELET
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A580 ASSN STD SINGLE MATERIAL RESPONSE STUD
DIAMETER0.298 INCHES MINIMUM AND 0.308 INCHES MAXIMUM IN
STUD HEAD HEIGHT0.088 INCHES MINIMUM AND 0.098 INCHES MAXIMUM IN
DISTANCE FROM ENGAGING MEMBER TO LARGEST BEARING SURFACE OF HEAD0.641 INCHES NOMINAL IN
TURNLOCK STUD HEAD STYLEFLAT FILLISTER
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
26S26-4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 26S26-04?
26S26-04 is a STUD ASSEMBLY,TURNLOCK FASTENER.
What parts can replace 26S26-04?
There is 1 known substitute for 26S26-04: 26S26-4. Substitute compatibility should be verified for your specific system.
What is the NSN for 26S26-04?
26S26-04 is cataloged in the U.S. Government catalog under NSN 5325-00-702-3337. 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.