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BACS21B5FH-29 — STUD,TURNLOCK FASTENER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

BACS21B5FH-29: STUD,TURNLOCK FASTENER.

The STUD,TURNLOCK FASTENER is a the manufacturer industrial component. Key specifications include diameter: 0.562 INCHES NOMINAL IN, material: STEEL COMP 1010 OVERALL, drive_type: SLOTTED, grip_length: 0.477 INCHES MINIMUM AND 0.487 INCHES MAXIMUM IN, surface_treatment: CADMIUM AND CHROMATE OVERALL, securing_device_type: GROMMET. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-287-0359, 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
BACS21B5FH-29
NSN: 5325-01-287-0359
FSC: 5325 — Fastening Devices
CAGE: 60119 — MONADNOCK COMPANY, THE DBA LISI AEROSPACE (USA)
SPECIFICATIONS
diameter0.562 INCHES NOMINAL IN
materialSTEEL COMP 1010 OVERALL
drive_typeSLOTTED
grip_length0.477 INCHES MINIMUM AND 0.487 INCHES MAXIMUM IN
surface_treatmentCADMIUM AND CHROMATE OVERALL
securing_device_typeGROMMET
turnlock_stud_head_styleFLAT COUNTERSUNK
stud_shank_major_diameter0.262 INCHES MINIMUM AND 0.267 INCHES MAXIMUM IN
turnlock_stud_shank_styleSTUD SHANK
material_accommodated_thickness0.281 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN
material_document_and_classificationSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classificationQQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5325-01-287-0359
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: BACS21B5FH-29 · 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 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
DRIVE TYPE: SLOTTED
•
MATERIAL ACCOMMODATED THICKNESS: 0.281 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN
•
TURNLOCK STUD SHANK STYLE: STUD SHANK
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
DIAMETER: 0.562 INCHES NOMINAL IN
•
SECURING DEVICE TYPE: GROMMET
•
TURNLOCK STUD HEAD STYLE: FLAT COUNTERSUNK
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
DRIVE TYPESLOTTED
MATERIAL ACCOMMODATED THICKNESS0.281 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN
TURNLOCK STUD SHANK STYLESTUD SHANK
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
DIAMETER0.562 INCHES NOMINAL IN
SECURING DEVICE TYPEGROMMET
TURNLOCK STUD HEAD STYLEFLAT COUNTERSUNK
STUD SHANK MAJOR DIAMETER0.262 INCHES MINIMUM AND 0.267 INCHES MAXIMUM IN
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
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
98265-3-290Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is BACS21B5FH-29?
BACS21B5FH-29 is a STUD,TURNLOCK FASTENER.
What parts can replace BACS21B5FH-29?
There is 1 known substitute for BACS21B5FH-29: 98265-3-290. Substitute compatibility should be verified for your specific system.
What is the NSN for BACS21B5FH-29?
BACS21B5FH-29 is cataloged in the U.S. Government catalog under NSN 5325-01-287-0359. This indicates validated use in U.S. government and defense supply chains.
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