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11508374 — WASHER,SPLIT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

11508374: WASHER,SPLIT.

The WASHER,SPLIT is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 6061 OVERALL, hole_diameter: 0.475 INCHES NOMINAL0.475 INCHES NOMINAL IN, outside_diameter: 0.780 INCHES NOMINAL0.780 INCHES NOMINAL IN, style_designator: SPLIT, surface_treatment: CHROMATE OVERALL, material_thickness: 0.063 INCHES NOMINAL0.063 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-074-9161, 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
11508374
NSN: 5310-01-074-9161
FSC: 5310 — Nuts and Washers
CAGE: 18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 6061 OVERALL
hole_diameter0.475 INCHES NOMINAL0.475 INCHES NOMINAL IN
outside_diameter0.780 INCHES NOMINAL0.780 INCHES NOMINAL IN
style_designatorSPLIT
surface_treatmentCHROMATE OVERALL
material_thickness0.063 INCHES NOMINAL0.063 INCHES NOMINAL IN
distance_across_split_opening0.119 INCHES NOMINAL0.119 INCHES NOMINAL IN
material_document_and_classificationQQ-A-250/11,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classificationQQ-P-416,CLASS 1A FED SPEC 1ST TREATMENT RESPONSE OVERALL A
NSN5310-01-074-9161
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 11508374 · 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,CLASS 1A FED SPEC 1ST TREATMENT RESPONSE OVERALL A
•
DISTANCE ACROSS SPLIT OPENING: 0.119 INCHES NOMINAL0.119 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SPLIT
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/11,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 0.780 INCHES NOMINAL0.780 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.063 INCHES NOMINAL0.063 INCHES NOMINAL IN
•
SURFACE TREATMENT: CHROMATE OVERALL
•
MATERIAL: ALUMINUM ALLOY 6061 OVERALL
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,CLASS 1A FED SPEC 1ST TREATMENT RESPONSE OVERALL A
DISTANCE ACROSS SPLIT OPENING0.119 INCHES NOMINAL0.119 INCHES NOMINAL IN
STYLE DESIGNATORSPLIT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/11,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER0.780 INCHES NOMINAL0.780 INCHES NOMINAL IN
MATERIAL THICKNESS0.063 INCHES NOMINAL0.063 INCHES NOMINAL IN
SURFACE TREATMENTCHROMATE OVERALL
MATERIALALUMINUM ALLOY 6061 OVERALL
HOLE DIAMETER0.475 INCHES NOMINAL0.475 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: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 11508374?
11508374 is a WASHER,SPLIT.
What is the NSN for 11508374?
11508374 is cataloged in the U.S. Government catalog under NSN 5310-01-074-9161. 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.