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20122-108 — WASHER,LOCK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

20122-108: WASHER,LOCK.

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 0.384 INCHES MINIMUM AND 0.384 INCHES MINIMUM AND 0.398 INCHES MAXIMUM0.398 INCHES MAXIMUM IN, outside_diameter: 0.670 INCHES MINIMUM AND 0.670 INCHES MINIMUM AND 0.694 INCHES MAXIMUM0.694 INCHES MAXIMUM IN, style_designator: FLAT EXTERNAL TEETH, material_thickness: 0.032 INCHES MINIMUM AND 0.032 INCHES MINIMUM AND 0.040 INCHES MAXIMUM0.040 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-045-5312, 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
20122-108
NSN: 5310-01-045-5312
FSC: 5310 — Nuts and Washers
CAGE: 03990 — INGERSOLL-RAND COMPANY DBA INGERSOLL-RAND (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter0.384 INCHES MINIMUM AND 0.384 INCHES MINIMUM AND 0.398 INCHES MAXIMUM0.398 INCHES MAXIMUM IN
outside_diameter0.670 INCHES MINIMUM AND 0.670 INCHES MINIMUM AND 0.694 INCHES MAXIMUM0.694 INCHES MAXIMUM IN
style_designatorFLAT EXTERNAL TEETH
material_thickness0.032 INCHES MINIMUM AND 0.032 INCHES MINIMUM AND 0.040 INCHES MAXIMUM0.040 INCHES MAXIMUM IN
NSN5310-01-045-5312
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 20122-108 · 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: FLAT EXTERNAL TEETH
•
OUTSIDE DIAMETER: 0.670 INCHES MINIMUM AND 0.670 INCHES MINIMUM AND 0.694 INCHES MAXIMUM0.694 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.032 INCHES MINIMUM AND 0.032 INCHES MINIMUM AND 0.040 INCHES MAXIMUM0.040 INCHES MAXIMUM IN
•
MATERIAL: STEEL OVERALL
•
HOLE DIAMETER: 0.384 INCHES MINIMUM AND 0.384 INCHES MINIMUM AND 0.398 INCHES MAXIMUM0.398 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORFLAT EXTERNAL TEETH
OUTSIDE DIAMETER0.670 INCHES MINIMUM AND 0.670 INCHES MINIMUM AND 0.694 INCHES MAXIMUM0.694 INCHES MAXIMUM IN
MATERIAL THICKNESS0.032 INCHES MINIMUM AND 0.032 INCHES MINIMUM AND 0.040 INCHES MAXIMUM0.040 INCHES MAXIMUM IN
MATERIALSTEEL OVERALL
HOLE DIAMETER0.384 INCHES MINIMUM AND 0.384 INCHES MINIMUM AND 0.398 INCHES MAXIMUM0.398 INCHES MAXIMUM 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 1
Y117-616Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 20122-108?
20122-108 is a WASHER,LOCK.
What parts can replace 20122-108?
There is 1 known substitute for 20122-108: Y117-616. Substitute compatibility should be verified for your specific system.
What is the NSN for 20122-108?
20122-108 is cataloged in the U.S. Government catalog under NSN 5310-01-045-5312. This indicates validated use in U.S. government and defense supply chains.
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