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851143 — 851143

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

851143: 851143.

The 851143 is a the manufacturer industrial component. Key specifications include special_features: PLUG-IN MOUNTING, features_provided: ELECTROSTATIC SENSITIVE, end_item_identification: GENERAL PURPOSE AUTOMATIC DATA PROCESSING EQUIP, SOFTWARE, SUPPLIES ANDSUPPORT EQUIPMENT, criticality_code_justification: CBBL. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-225-8620, 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
MRO→ MRO_GENERAL→ 851143
NSN: 5305-00-225-8620
NIINs: 002258620, 004210256
FSC: 5305 — Screws
CAGE: 05257 — GENERAL DYNAMICS LAND SYSTEMS - CANADACORPORATION DIV GENERAL DYNAMICS MISSION SYSTEMS (CAN)
SPECIFICATIONS
special_featuresPLUG-IN MOUNTING
features_providedELECTROSTATIC SENSITIVE
end_item_identificationGENERAL PURPOSE AUTOMATIC DATA PROCESSING EQUIP, SOFTWARE, SUPPLIES ANDSUPPORT EQUIPMENT
criticality_code_justificationCBBL
NSN5305-00-225-8620
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 851143 · 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
•
NONMACHINE NOMINAL THREAD DIAMETER: 0.073 INCHES IN
•
HEAD HEIGHT: 0.034 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.125 INCHES NOMINAL IN
•
NONMACHINE THREAD STYLE: DRIVE SCREW (TYPE U)
•
HEAD STYLE: ROUND
•
PILOT DIAMETER: 0.049 INCHES NOMINAL IN
•
PILOT LENGTH: 0.031 INCHES NOMINAL IN
•
SURFACE TREATMENT: CADMIUM OVERALL
TECHNICAL CHARACTERISTICS
NONMACHINE NOMINAL THREAD DIAMETER0.073 INCHES IN
HEAD HEIGHT0.034 INCHES NOMINAL IN
FASTENER LENGTH0.125 INCHES NOMINAL IN
NONMACHINE THREAD STYLEDRIVE SCREW (TYPE U)
HEAD STYLEROUND
PILOT DIAMETER0.049 INCHES NOMINAL IN
PILOT LENGTH0.031 INCHES NOMINAL IN
SURFACE TREATMENTCADMIUM OVERALL
MATERIALSTEEL OVERALL
HEAD DIAMETER0.099 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
DP02RSNReference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 851143?
851143 is a 851143. It is classified as a MRO (MRO_GENERAL).
What parts can replace 851143?
There is 1 known substitute for 851143: DP02RSN. Substitute compatibility should be verified for your specific system.
What is the NSN for 851143?
851143 is cataloged in the U.S. Government catalog under NSN 5305-00-225-8620. 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.