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Technical Data Sheet
PartsTable / COMPONENT / 310837
310837 ✓ 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,DRIVE is a the manufacturer industrial component. Key specifications include head_style: ROUND, head_height: 0.041 INCHES MINIMUM AND 0.049 INCHES MAXIMUM IN, pilot_length: 0.045 INCHES NOMINAL IN, head_diameter: 0.118 INCHES MINIMUM AND 0.127 INCHES MAXIMUM IN, pilot_diameter: 0.060 INCHES MINIMUM AND 0.063 INCHES MAXIMUM IN, fastener_length: 0.125 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-022-0546, 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
310837
NSN: 5305-00-022-0546
FSC: 5305
CAGE: 56232 — LOCKHEED MARTIN CORPORATION DIV RMS - MITCHEL FIELD (USA)
SPECIFICATIONS
materialSTEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1018 OR STEEL COMP 1019 OVERALL
head_styleROUND
head_height0.041 INCHES MINIMUM AND 0.049 INCHES MAXIMUM IN
pilot_length0.045 INCHES NOMINAL IN
head_diameter0.118 INCHES MINIMUM AND 0.127 INCHES MAXIMUM IN
pilot_diameter0.060 INCHES MINIMUM AND 0.063 INCHES MAXIMUM IN
fastener_length0.125 INCHES NOMINAL IN
nonmachine_thread_styleDRIVE SCREW (TYPE U)
nondefinitive_spec/std_dataU TYPE AND 1P STYLE
nonmachine_nominal_thread_diameter0.073 INCHES IN
material_document_and_classificationQQ-S-633 FED SPEC ALL MATERIAL RESPONSES OVERALL
NSN5305-00-022-0546
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 310837 · 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
•
PILOT LENGTH: 0.045 INCHES NOMINAL IN
•
NONMACHINE THREAD STYLE: DRIVE SCREW (TYPE U)
•
FASTENER LENGTH: 0.125 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.041 INCHES MINIMUM AND 0.049 INCHES MAXIMUM IN
•
NONDEFINITIVE SPEC/STD DATA: U TYPE AND 1P STYLE
•
NONMACHINE NOMINAL THREAD DIAMETER: 0.073 INCHES IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-633 FED SPEC ALL MATERIAL RESPONSES OVERALL
•
HEAD DIAMETER: 0.118 INCHES MINIMUM AND 0.127 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
PILOT LENGTH0.045 INCHES NOMINAL IN
NONMACHINE THREAD STYLEDRIVE SCREW (TYPE U)
FASTENER LENGTH0.125 INCHES NOMINAL IN
HEAD HEIGHT0.041 INCHES MINIMUM AND 0.049 INCHES MAXIMUM IN
NONDEFINITIVE SPEC/STD DATAU TYPE AND 1P STYLE
NONMACHINE NOMINAL THREAD DIAMETER0.073 INCHES IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-633 FED SPEC ALL MATERIAL RESPONSES OVERALL
HEAD DIAMETER0.118 INCHES MINIMUM AND 0.127 INCHES MAXIMUM IN
MATERIALSTEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1018 OR STEEL COMP 1019 OVERALL
HEAD STYLEROUND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
AS44689Interchangeable
interchangeable cross-reference
interchangeable
44689Interchangeable
interchangeable cross-reference
interchangeable
XM-36485-54-1000-W-LInterchangeable
interchangeable cross-reference
interchangeable
49628Interchangeable
interchangeable cross-reference
interchangeable
153-299-0001Interchangeable
interchangeable cross-reference
interchangeable
SCOUT-81013-001Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 310837?
310837 is a SCREW,DRIVE.
What parts can replace 310837?
There are 8 known substitutes for 310837: AS44689, 44689, XM-36485-54-1000-W-L and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 310837?
310837 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-022-0546. This indicates validated use in U.S. government and defense supply chains.
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Last verified: July 2026