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4127-0049 — STUD,TURNLOCK FASTENER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

4127-0049: STUD,TURNLOCK FASTENER.

The STUD,TURNLOCK FASTENER is a the manufacturer industrial component. Key specifications include diameter: 0.360 INCHES MINIMUM IN, material: STEEL COMP 303 OVERALL, drive_type: SLOTTED OR SOCKET, grip_length: 0.098 INCHES MINIMUM AND 0.155 INCHES MAXIMUM IN, extension_length: 0.190 INCHES NOMINAL IN, surface_treatment: PASSIVATE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-073-6322, 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
4127-0049
NSN: 5325-00-073-6322
FSC: 5325 — Fastening Devices
CAGE: 19397 — BAE SYSTEMS INFORMATION & ELECTRONIC SYSTEMS INTEGRATION INC. (USA)
SPECIFICATIONS
diameter0.360 INCHES MINIMUM IN
materialSTEEL COMP 303 OVERALL
drive_typeSLOTTED OR SOCKET
grip_length0.098 INCHES MINIMUM AND 0.155 INCHES MAXIMUM IN
extension_length0.190 INCHES NOMINAL IN
surface_treatmentPASSIVATE OVERALL
securing_device_typeRING
turnlock_stud_head_styleFLAT COUNTERSUNK
stud_shank_major_diameter0.247 INCHES MINIMUM AND 0.249 INCHES MAXIMUM IN
turnlock_stud_shank_styleSTUD SHANK
material_accommodated_thickness0.098 INCHES MINIMUM AND 0.155 INCHES MAXIMUM IN
material_document_and_classificationASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5325-00-073-6322
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 4127-0049 · 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
•
DRIVE TYPE: SLOTTED OR SOCKET
•
MATERIAL ACCOMMODATED THICKNESS: 0.098 INCHES MINIMUM AND 0.155 INCHES MAXIMUM IN
•
TURNLOCK STUD SHANK STYLE: STUD SHANK
•
EXTENSION LENGTH: 0.190 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
DIAMETER: 0.360 INCHES MINIMUM IN
•
SECURING DEVICE TYPE: RING
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
DRIVE TYPESLOTTED OR SOCKET
MATERIAL ACCOMMODATED THICKNESS0.098 INCHES MINIMUM AND 0.155 INCHES MAXIMUM IN
TURNLOCK STUD SHANK STYLESTUD SHANK
EXTENSION LENGTH0.190 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
DIAMETER0.360 INCHES MINIMUM IN
SECURING DEVICE TYPERING
TURNLOCK STUD HEAD STYLEFLAT COUNTERSUNK
STUD SHANK MAJOR DIAMETER0.247 INCHES MINIMUM AND 0.249 INCHES MAXIMUM 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 1
83-HSP-127-1 1AReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4127-0049?
4127-0049 is a STUD,TURNLOCK FASTENER.
What parts can replace 4127-0049?
There is 1 known substitute for 4127-0049: 83-HSP-127-1 1A. Substitute compatibility should be verified for your specific system.
What is the NSN for 4127-0049?
4127-0049 is cataloged in the U.S. Government catalog under NSN 5325-00-073-6322. This indicates validated use in U.S. government and defense supply chains.
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