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PartsTable / COMPONENT / LS-40-2
LS-40-2 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The SOCKET,SOCKET WRENCH is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, overall_length: 3.500 INCHES NOMINAL IN, drive_end_shape: SQUARE SINGLE END INTERNAL, outside_diameter: 0.452 INCHES NOMINAL IN, special_features: DEEP LENGTH, style_designator: INTERNAL-INTERNAL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-186-4945, 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
LS-40-2
NSN: 5330-00-186-4945
FSC: 5330
CAGE: 73680 — GARLOCK SEALING TECHNOLOGIES LLC DBA GARLOCK SEALING TECHNOLOGIES LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_length3.500 INCHES NOMINAL IN
drive_end_shapeSQUARE SINGLE END INTERNAL
outside_diameter0.452 INCHES NOMINAL IN
special_featuresDEEP LENGTH
style_designatorINTERNAL-INTERNAL
aperture_diameter0.227 INCHES MINIMUM AND 0.241 INCHES MAXIMUM IN
features_providedMANUAL TOOL
surface_treatmentCHROMIUM OVERALL
drive_surface_size0.750 INCHES NOMINAL SINGLE END IN
wrenching_surface_size1.250 INCHES NOMINAL SINGLE END IN
wrenching_surface_shape6 POINT SINGLE END INTERNAL
NSN5330-00-186-4945
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: LS-40-2 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
OUTSIDE DIAMETER: 0.452 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
APERTURE DIAMETER: 0.227 INCHES MINIMUM AND 0.241 INCHES MAXIMUM IN
•
MATERIAL: LEATHER CATTLEHIDE OVERALL
•
CROSS-SECTIONAL THICKNESS: 0.084 INCHES MINIMUM AND 0.104 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: CIRCULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-W-5521 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER0.452 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
APERTURE DIAMETER0.227 INCHES MINIMUM AND 0.241 INCHES MAXIMUM IN
MATERIALLEATHER CATTLEHIDE OVERALL
CROSS-SECTIONAL THICKNESS0.084 INCHES MINIMUM AND 0.104 INCHES MAXIMUM IN
STYLE DESIGNATORCIRCULAR
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-W-5521 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
133690Interchangeable
interchangeable cross-reference
interchangeable
12831Interchangeable
interchangeable cross-reference
interchangeable
G2106D008Interchangeable
interchangeable cross-reference
interchangeable
5547A62Interchangeable
interchangeable cross-reference
interchangeable
LS402Interchangeable
interchangeable cross-reference
interchangeable
B2054-211Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is LS-40-2?
LS-40-2 is a SOCKET,SOCKET WRENCH.
What parts can replace LS-40-2?
There are 19 known substitutes for LS-40-2: 133690, 12831, G2106D008 and 16 more. Substitute compatibility should be verified for your specific system.
Is LS-40-2 still available?
LS-40-2 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026