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27S3-4S — STUD ASSEMBLY,TURNLOCK FASTENER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

27S3-4S: STUD ASSEMBLY,TURNLOCK FASTENER.

STUD ASSEMBLY,TURNLOCK FASTENER. Key specifications include diameter: 0.244 INCHES MINIMUM AND 0.256 INCHES MAXIMUM IN, material: STEEL CORROSION RESISTING OVERALL, drive_type: CROSS RECESS, eyelet_length: 0.328 INCHES NOMINAL IN, surface_treatment: CHROMATE AND CHROMIUM OVERALL, turnlock_stud_head_style: STUD HEAD. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-669-5264, 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
27S3-4S
NSN: 5325-01-669-5264
FSC: 5325 — Fastening Devices
CAGE: 71286 — HOWMET GLOBAL FASTENING SYSTEMS INC DIV CAMLOC PRODUCTS (USA)
SPECIFICATIONS
diameter0.244 INCHES MINIMUM AND 0.256 INCHES MAXIMUM IN
materialSTEEL CORROSION RESISTING OVERALL
drive_typeCROSS RECESS
eyelet_length0.328 INCHES NOMINAL IN
surface_treatmentCHROMATE AND CHROMIUM OVERALL
turnlock_stud_head_styleSTUD HEAD
part_name_assigned_by_controlling_agencyCAMLOC 1/4 TURN STUD S/S-TURNLOCK STUD HEAD
NSN5325-01-669-5264
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 27S3-4S · 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: CROSS RECESS
•
DIAMETER: 0.244 INCHES MINIMUM AND 0.256 INCHES MAXIMUM IN
•
TURNLOCK STUD HEAD STYLE: STUD HEAD
•
SURFACE TREATMENT: CHROMATE AND CHROMIUM OVERALL
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
EYELET LENGTH: 0.328 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
DRIVE TYPECROSS RECESS
DIAMETER0.244 INCHES MINIMUM AND 0.256 INCHES MAXIMUM IN
TURNLOCK STUD HEAD STYLESTUD HEAD
SPECIAL FEATURESALTERNATE PART NUMBER 1127009-4; TOTAL PANEL THICKNESS: 0.120" - 0.149";MATERIAL ACCOMODATED THICKNESS 0.090" MINIMUM AND 0.149" MAXIMUM; STUD ASSEMBLY STYLE; STUD HEAD HEIGHT- 0.069" MINIMUM AND 0.076" MAXIMUM; DISTANCE FROM ENGAGING MEMBER TO LARGEST BEARING SURFACE OF HEAD- 0.581 INCHES MINIMUM AND 0.591 INCHES MAXIMUM IN
SURFACE TREATMENTCHROMATE AND CHROMIUM OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCYCAMLOC 1/4 TURN STUD S/S-TURNLOCK STUD HEAD
MATERIALSTEEL CORROSION RESISTING OVERALL
EYELET LENGTH0.328 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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 27S3-4S?
27S3-4S is a STUD ASSEMBLY,TURNLOCK FASTENER.
What is the NSN for 27S3-4S?
27S3-4S is cataloged in the U.S. Government catalog under NSN 5325-01-669-5264. This indicates validated use in U.S. government and defense supply chains.
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