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6535-11-119-0101 — WASHER,KEY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

6535-11-119-0101: WASHER,KEY.

The WASHER,KEY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4130 OVERALL, hole_diameter: 2.562 INCHES NOMINAL IN, hardness_rating: 34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM, outside_diameter: 2.800 INCHES NOMINAL IN, style_designator: KEY, surface_treatment: OXIDE FILM OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-948-4013, 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
6535-11-119-0101
NSN: 5310-00-948-4013
FSC: 5310 — Nuts and Washers
CAGE: 78286 — SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP (USA)
SPECIFICATIONS
materialSTEEL COMP 4130 OVERALL
hole_diameter2.562 INCHES NOMINAL IN
hardness_rating34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM
outside_diameter2.800 INCHES NOMINAL IN
style_designatorKEY
surface_treatmentOXIDE FILM OVERALL
material_thickness0.090 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN
external_key_quantity2
external_straight_key_width0.190 INCHES MINIMUM AND 0.195 INCHES MAXIMUM IN
overall_distance_including_keys3.468 INCHES NOMINAL IN
surface_treatment_document_and_classificationMIL-C-13924,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5310-00-948-4013
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 6535-11-119-0101 · 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: MIL-C-13924,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
OVERALL DISTANCE INCLUDING KEYS: 3.468 INCHES NOMINAL IN
•
HARDNESS RATING: 34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM
•
STYLE DESIGNATOR: KEY
•
OUTSIDE DIAMETER: 2.800 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.090 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN
•
EXTERNAL STRAIGHT KEY WIDTH: 0.190 INCHES MINIMUM AND 0.195 INCHES MAXIMUM IN
•
EXTERNAL KEY QUANTITY: 2
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-13924,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
OVERALL DISTANCE INCLUDING KEYS3.468 INCHES NOMINAL IN
HARDNESS RATING34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM
STYLE DESIGNATORKEY
OUTSIDE DIAMETER2.800 INCHES NOMINAL IN
MATERIAL THICKNESS0.090 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN
EXTERNAL STRAIGHT KEY WIDTH0.190 INCHES MINIMUM AND 0.195 INCHES MAXIMUM IN
EXTERNAL KEY QUANTITY2
SURFACE TREATMENTOXIDE FILM OVERALL
MATERIALSTEEL COMP 4130 OVERALL
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 6535-11-119-0101?
6535-11-119-0101 is a WASHER,KEY.
What is the NSN for 6535-11-119-0101?
6535-11-119-0101 is cataloged in the U.S. Government catalog under NSN 5310-00-948-4013. 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.