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BJR6-90 — STUD,TURNLOCK FASTENER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

BJR6-90: STUD,TURNLOCK FASTENER.

The STUD,TURNLOCK FASTENER is a the manufacturer industrial component. Key specifications include material: STEEL OR STEEL COMP 8620 OVERALL, drive_type: SLOTTED, grip_length: 0.890 INCHES MINIMUM AND 0.910 INCHES MAXIMUM IN, head_length: 1.031 INCHES MINIMUM AND 1.093 INCHES MAXIMUM IN, stud_head_height: 0.969 INCHES NOMINAL IN, shank_neck_length: 0.540 INCHES MINIMUM AND 0.560 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-159-6641, 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
BJR6-90
NSN: 5325-01-159-6641
FSC: 5325 — Fastening Devices
CAGE: 72794 — SOUTHCO INC (USA)
SPECIFICATIONS
materialSTEEL OR STEEL COMP 8620 OVERALL
drive_typeSLOTTED
grip_length0.890 INCHES MINIMUM AND 0.910 INCHES MAXIMUM IN
head_length1.031 INCHES MINIMUM AND 1.093 INCHES MAXIMUM IN
stud_head_height0.969 INCHES NOMINAL IN
shank_neck_length0.540 INCHES MINIMUM AND 0.560 INCHES MAXIMUM IN
surface_treatmentCADMIUM OVERALL
securing_device_typeSPRING
turnlock_stud_head_styleLOOP ON FLAT FILLISTER
stud_shank_major_diameter0.370 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
turnlock_stud_shank_styleSTUD SHANK
material_document_and_classificationSAE COMP 2317 ASSN STD 1ST MATERIAL RESPONSE OR AISI ASSN STD 2ND MATERIAL RESPONSE OVERALL
NSN5325-01-159-6641
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: BJR6-90 · 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-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
HEAD LENGTH: 1.031 INCHES MINIMUM AND 1.093 INCHES MAXIMUM IN
•
DRIVE TYPE: SLOTTED
•
TURNLOCK STUD SHANK STYLE: STUD SHANK
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE COMP 2317 ASSN STD 1ST MATERIAL RESPONSE OR AISI ASSN STD 2ND MATERIAL RESPONSE OVERALL
•
STUD HEAD HEIGHT: 0.969 INCHES NOMINAL IN
•
SHANK NECK LENGTH: 0.540 INCHES MINIMUM AND 0.560 INCHES MAXIMUM IN
•
SECURING DEVICE TYPE: SPRING
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HEAD LENGTH1.031 INCHES MINIMUM AND 1.093 INCHES MAXIMUM IN
DRIVE TYPESLOTTED
TURNLOCK STUD SHANK STYLESTUD SHANK
MATERIAL DOCUMENT AND CLASSIFICATIONSAE COMP 2317 ASSN STD 1ST MATERIAL RESPONSE OR AISI ASSN STD 2ND MATERIAL RESPONSE OVERALL
STUD HEAD HEIGHT0.969 INCHES NOMINAL IN
SHANK NECK LENGTH0.540 INCHES MINIMUM AND 0.560 INCHES MAXIMUM IN
SECURING DEVICE TYPESPRING
TURNLOCK STUD HEAD STYLELOOP ON FLAT FILLISTER
STUD SHANK MAJOR DIAMETER0.370 INCHES MINIMUM AND 0.375 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
9318079Reference document
Same NSN cross-reference
Reference document — Vendor item drawing 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 BJR6-90?
BJR6-90 is a STUD,TURNLOCK FASTENER.
What parts can replace BJR6-90?
There is 1 known substitute for BJR6-90: 9318079. Substitute compatibility should be verified for your specific system.
What is the NSN for BJR6-90?
BJR6-90 is cataloged in the U.S. Government catalog under NSN 5325-01-159-6641. 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.