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CHS3148 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

CHS3148: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302 AND STEEL COMP 304 AND STEEL COMP 316 OVERALL, head_style: HEXAGON, head_height: 0.195 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN, thread_class: 2B, thread_length: 0.875 INCHES NOMINAL IN, fastener_length: 3.000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-655-1455, 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
CHS3148
NSN: 5306-01-655-1455
FSC: 5306 — Bolts
CAGE: 09JF2 — FASTENER SERVICE AND TOOL SUPPLY INC DBA FASTENER SERVICE (USA)
SPECIFICATIONS
materialSTEEL COMP 302 AND STEEL COMP 304 AND STEEL COMP 316 OVERALL
head_styleHEXAGON
head_height0.195 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN
thread_class2B
thread_length0.875 INCHES NOMINAL IN
fastener_length3.000 INCHES NOMINAL IN
thread_directionRIGHT-HAND
width_between_flats0.484 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
nominal_thread_diameter0.312 INCHES IN
thread_quantity_per_inch18
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
part_name_assigned_by_controlling_agencyBOLT, HEX CAP
NSN5306-01-655-1455
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: CHS3148 · 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: 0.195 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN
•
FASTENER LENGTH: 3.000 INCHES NOMINAL IN
•
THREAD LENGTH: 0.875 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.312 INCHES IN
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
WIDTH BETWEEN FLATS: 0.484 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.195 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN
FASTENER LENGTH3.000 INCHES NOMINAL IN
THREAD LENGTH0.875 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.312 INCHES IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.484 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
PART NAME ASSIGNED BY CONTROLLING AGENCYBOLT, HEX CAP
THREAD CLASS2B
THREAD QUANTITY PER INCH18
SUBSTITUTES & CROSS-REFERENCES 1
9325C11-2165Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 CHS3148?
CHS3148 is a BOLT,MACHINE.
What parts can replace CHS3148?
There is 1 known substitute for CHS3148: 9325C11-2165. Substitute compatibility should be verified for your specific system.
What is the NSN for CHS3148?
CHS3148 is cataloged in the U.S. Government catalog under NSN 5306-01-655-1455. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
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.