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LW12 — WASHER,LOCK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

LW12: WASHER,LOCK.

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include material: TITANIUM OVERALL, hole_diameter: 0.500 INCHES NOMINAL IN, outside_diameter: 0.875 INCHES NOMINAL IN, special_features: LOCKWASHER .50 TITANIUM 5, style_designator: SPLIT HELICAL-RIGHT HAND, material_thickness: 0.125 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-472-4640, 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
LW12
NSN: 5310-01-472-4640
FSC: 5310 — Nuts and Washers
CAGE: 1HQ81 — TICO TITANIUM, INC. (USA)
SPECIFICATIONS
materialTITANIUM OVERALL
hole_diameter0.500 INCHES NOMINAL IN
outside_diameter0.875 INCHES NOMINAL IN
special_featuresLOCKWASHER .50 TITANIUM 5
style_designatorSPLIT HELICAL-RIGHT HAND
material_thickness0.125 INCHES NOMINAL IN
NSN5310-01-472-4640
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: LW12 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
STYLE DESIGNATOR: SPLIT HELICAL-RIGHT HAND
•
OUTSIDE DIAMETER: 0.875 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.125 INCHES NOMINAL IN
•
MATERIAL: TITANIUM OVERALL
•
HOLE DIAMETER: 0.500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORSPLIT HELICAL-RIGHT HAND
OUTSIDE DIAMETER0.875 INCHES NOMINAL IN
MATERIAL THICKNESS0.125 INCHES NOMINAL IN
SPECIAL FEATURESLOCKWASHER .50 TITANIUM 5
END ITEM IDENTIFICATIONAN/BQS-15 UNIT 2, PROJECTOR ASSEMBLY;AN/BQS-15 UNITS 4/5, RECEIVER CANIS;AN/BQQ-10(V) UNIT 4802, PROJECTOR ASSY;AN/BQQ-10(V) UNIT 4803, HF ARRAY BASI;AN/BQS-15A UNIT 2, PROJECTOR ASSEMBLY;AN/BQS-15A UNITS 4/5, RECEIVE CANISTER A
MATERIALTITANIUM OVERALL
HOLE DIAMETER0.500 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540
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 LW12?
LW12 is a WASHER,LOCK.
What is the NSN for LW12?
LW12 is cataloged in the U.S. Government catalog under NSN 5310-01-472-4640. 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.