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C74123-Z151-E10 — WASHER,LOCK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

C74123-Z151-E10: WASHER,LOCK.

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 0.232 INCHES MINIMUM AND 0.239 INCHES MAXIMUM IN, outside_diameter: 0.425 INCHES MINIMUM AND 0.445 INCHES MAXIMUM IN, style_designator: COUNTERSINK INTERNAL TEETH, countersink_angle: 100.0 DEGREES NOMINAL, surface_treatment: CADMIUM OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-845-7769, 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
C74123-Z151-E10
NSN: 5310-00-845-7769
FSC: 5310 — Nuts and Washers
CAGE: D1525 — SIEMENS AGAUTOMATISIERUNGSTECHNIK AUT A13 (DEU)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter0.232 INCHES MINIMUM AND 0.239 INCHES MAXIMUM IN
outside_diameter0.425 INCHES MINIMUM AND 0.445 INCHES MAXIMUM IN
style_designatorCOUNTERSINK INTERNAL TEETH
countersink_angle100.0 DEGREES NOMINAL
surface_treatmentCADMIUM OVERALL
material_thickness0.008 INCHES MINIMUM AND 0.028 INCHES MAXIMUM IN
surface_treatment_document_and_classificationQQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5310-00-845-7769
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: C74123-Z151-E10 · 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
STYLE DESIGNATOR: COUNTERSINK INTERNAL TEETH
•
OUTSIDE DIAMETER: 0.425 INCHES MINIMUM AND 0.445 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.008 INCHES MINIMUM AND 0.028 INCHES MAXIMUM IN
•
SURFACE TREATMENT: CADMIUM OVERALL
•
COUNTERSINK ANGLE: 100.0 DEGREES NOMINAL
•
MATERIAL: STEEL OVERALL
•
HOLE DIAMETER: 0.232 INCHES MINIMUM AND 0.239 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
STYLE DESIGNATORCOUNTERSINK INTERNAL TEETH
OUTSIDE DIAMETER0.425 INCHES MINIMUM AND 0.445 INCHES MAXIMUM IN
MATERIAL THICKNESS0.008 INCHES MINIMUM AND 0.028 INCHES MAXIMUM IN
SURFACE TREATMENTCADMIUM OVERALL
COUNTERSINK ANGLE100.0 DEGREES NOMINAL
MATERIALSTEEL OVERALL
HOLE DIAMETER0.232 INCHES MINIMUM AND 0.239 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 8
1019742-001Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
1088948-1Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
G243998-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
55144-002Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
71-815211-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
000004005200000Same 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 C74123-Z151-E10?
C74123-Z151-E10 is a WASHER,LOCK.
What parts can replace C74123-Z151-E10?
There are 8 known substitutes for C74123-Z151-E10: 1019742-001, 1088948-1, G243998-1 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for C74123-Z151-E10?
C74123-Z151-E10 is cataloged in the U.S. Government catalog under NSN 5310-00-845-7769. 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.