PartsTable
Technical Data Sheet
A310-135 ✓ Verified by PartsTable
· BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: PAN NO. 2, head_height: 0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.326 INCHES MINIMUM AND 0.344 INCHES MAXIMUM IN, thread_length: 0.750 INCHES NOMINAL IN, screw_material: STEEL.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-503-6313, 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
A310-135
NSN: 5305-01-503-6313
FSC: 5305
CAGE: 03533 — CRANE CARRIER COMPANY, LLC (USA)
SPECIFICATIONS
head_stylePAN NO. 2
head_height0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.326 INCHES MINIMUM AND 0.344 INCHES MAXIMUM IN
thread_length0.750 INCHES NOMINAL IN
screw_materialSTEEL
fastener_length0.750 INCHES NOMINAL IN
thread_directionRIGHT-HAND
internal_drive_styleCROSS RECESS TYPE II
end_item_identification2320-01-452-5579
nominal_thread_diameter0.164 INCHES IN
screw_surface_treatmentZINC
NSN5305-01-503-6313
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: A310-135 · 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
NOMINAL THREAD DIAMETER: 0.164 INCHES IN
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
HEAD STYLE: PAN NO. 2
THREAD QUANTITY PER INCH: 32
HEAD HEIGHT: 0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM IN
THREAD DIRECTION: RIGHT-HAND
HEAD DIAMETER: 0.326 INCHES MINIMUM AND 0.344 INCHES MAXIMUM IN
THREAD CLASS: 2A A
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL THREAD DIAMETER0.164 INCHES IN
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
HEAD STYLEPAN NO. 2
THREAD QUANTITY PER INCH32
HEAD HEIGHT0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM IN
THREAD DIRECTIONRIGHT-HAND
HEAD DIAMETER0.326 INCHES MINIMUM AND 0.344 INCHES MAXIMUM IN
THREAD CLASS2A A
SCREW SURFACE TREATMENTZINC
END ITEM IDENTIFICATION2320-01-452-5579
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
S1B451Interchangeable
interchangeable cross-reference
interchangeable
310-135Interchangeable
interchangeable cross-reference
interchangeable
400DS401REVDInterchangeable
interchangeable cross-reference
interchangeable
276-1Interchangeable
interchangeable cross-reference
interchangeable
310-0052Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A310-135?
A310-135 is a SCREW,MACHINE.
What parts can replace A310-135?
There are 5 known substitutes for A310-135: S1B451, 310-135, 400DS401REVD and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A310-135?
A310-135 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-503-6313. This indicates validated use in U.S. government and defense supply chains.
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