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231064 — MAT,FLOOR

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

231064: MAT,FLOOR.

The MAT,FLOOR is a the manufacturer industrial component. Key specifications include head_style: FILLISTER, head_height: 0.094 INCHES NOMINAL IN, thread_class: 3A A, head_diameter: 0.312 INCHES NOMINAL IN, thread_length: 0.188 INCHES MINIMUM IN, shoulder_shape: ROUND FIRST SHOULDER. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-371-1628, 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
231064
NSN: 5305-00-371-1628
NIINs: 003711628, 015770620
FSC: 5305 — Screws
CAGE: 56232 — LOCKHEED MARTIN CORPORATION DIV RMS - MITCHEL FIELD (USA)
SPECIFICATIONS
head_styleFILLISTER
head_height0.094 INCHES NOMINAL IN
thread_class3A A
head_diameter0.312 INCHES NOMINAL IN
thread_length0.188 INCHES MINIMUM IN
shoulder_shapeROUND FIRST SHOULDER
fastener_length0.438 INCHES NOMINAL IN
shoulder_length0.188 INCHES NOMINAL FIRST SHOULDER IN
surface_treatmentPASSIVATE OVERALL
internal_drive_styleSLOT
nominal_thread_diameter0.164 INCHES IN
thread_quantity_per_inch32
NSN5305-00-371-1628
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 231064 · 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: 0.094 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.438 INCHES NOMINAL IN
•
SHOULDER LENGTH: 0.188 INCHES NOMINAL FIRST SHOULDER IN
•
THREAD LENGTH: 0.188 INCHES MINIMUM IN
•
SHOULDER SHAPE: ROUND FIRST SHOULDER
•
NOMINAL THREAD DIAMETER: 0.164 INCHES IN
•
HEAD STYLE: FILLISTER
•
SURFACE TREATMENT: PASSIVATE OVERALL
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.094 INCHES NOMINAL IN
FASTENER LENGTH0.438 INCHES NOMINAL IN
SHOULDER LENGTH0.188 INCHES NOMINAL FIRST SHOULDER IN
THREAD LENGTH0.188 INCHES MINIMUM IN
SHOULDER SHAPEROUND FIRST SHOULDER
NOMINAL THREAD DIAMETER0.164 INCHES IN
HEAD STYLEFILLISTER
SURFACE TREATMENTPASSIVATE OVERALL
INTERNAL DRIVE STYLESLOT
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 231064?
231064 is a MAT,FLOOR.
What is the NSN for 231064?
231064 is cataloged in the U.S. Government catalog under NSN 5305-00-371-1628. 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.