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BACB30SX30-35 — BOLT,CLOSE TOLERANCE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

BACB30SX30-35: BOLT,CLOSE TOLERANCE.

The BOLT,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include head_style: HEXAGON, grip_length: 35.0 MILLIMETERS NOMINAL MM, head_height: 18.74 MILLIMETERS MINIMUM AND 19.26 MILLIMETERS MAXIMUM MM, thread_length: 45.0 MILLIMETERS NOMINAL MM, thread_direction: RIGHT-HAND, features_provided: FINISHED HEAD. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-277-0880, 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
BACB30SX30-35
NSN: 5306-01-277-0880
FSC: 5306 — Bolts
CAGE: 17943 — FEDERAL MANUFACTURING CORP (USA)
SPECIFICATIONS
head_styleHEXAGON
grip_length35.0 MILLIMETERS NOMINAL MM
head_height18.74 MILLIMETERS MINIMUM AND 19.26 MILLIMETERS MAXIMUM MM
thread_length45.0 MILLIMETERS NOMINAL MM
thread_directionRIGHT-HAND
features_providedFINISHED HEAD
surface_treatmentPASSIVATE OVERALL
width_between_flats45.38 MILLIMETERS MINIMUM AND 46.00 MILLIMETERS MAXIMUM MM
nominal_thread_diameter30.0 MILLIMETERS MM
thread_series_designatorM
thread_pitch_in_millimeters2.0
external_thread_tolerance_class4H
NSN5306-01-277-0880
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: BACB30SX30-35 · 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
•
HEAD HEIGHT: 18.74 MILLIMETERS MINIMUM AND 19.26 MILLIMETERS MAXIMUM MM
•
EXTERNAL THREAD TOLERANCE CLASS: 4H
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD PITCH IN MILLIMETERS: 2.0
•
THREAD LENGTH: 45.0 MILLIMETERS NOMINAL MM
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5734 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 30.0 MILLIMETERS MM
•
FEATURES PROVIDED: FINISHED HEAD
TECHNICAL CHARACTERISTICS
HEAD HEIGHT18.74 MILLIMETERS MINIMUM AND 19.26 MILLIMETERS MAXIMUM MM
EXTERNAL THREAD TOLERANCE CLASS4H
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD PITCH IN MILLIMETERS2.0
THREAD LENGTH45.0 MILLIMETERS NOMINAL MM
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5734 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER30.0 MILLIMETERS MM
FEATURES PROVIDEDFINISHED HEAD
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-001-1276 5306-00-001-1949 5306-00-001-1988 5306-00-001-1989 5306-00-001-1990 5306-00-001-1991 5306-00-001-1993 5306-00-001-2017
SUBSTITUTES & CROSS-REFERENCES 3
VS3078-30-35Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
74597-M302-35Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
74587-M302-35Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 BACB30SX30-35?
BACB30SX30-35 is a BOLT,CLOSE TOLERANCE.
What parts can replace BACB30SX30-35?
There are 3 known substitutes for BACB30SX30-35: VS3078-30-35, 74597-M302-35, 74587-M302-35. Substitute compatibility should be verified for your specific system.
What is the NSN for BACB30SX30-35?
BACB30SX30-35 is cataloged in the U.S. Government catalog under NSN 5306-01-277-0880. This indicates validated use in U.S. government and defense supply chains.
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