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S6135-22058-2 — WASHER,KEY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

S6135-22058-2: WASHER,KEY.

The WASHER,KEY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4130 OVERALL, hole_diameter: 2.875 INCHES NOMINAL IN, heat_treatment: NORMALIZED, outside_diameter: 3.080 INCHES NOMINAL IN, surface_treatment: OXIDE FILM OVERALL, material_thickness: 0.063 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-907-6416, 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
S6135-22058-2
NSN: 5310-00-907-6416
FSC: 5310 — Nuts and Washers
CAGE: 78286 — SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP (USA)
SPECIFICATIONS
materialSTEEL COMP 4130 OVERALL
hole_diameter2.875 INCHES NOMINAL IN
heat_treatmentNORMALIZED
outside_diameter3.080 INCHES NOMINAL IN
surface_treatmentOXIDE FILM OVERALL
material_thickness0.063 INCHES NOMINAL IN
external_key_quantity2
internal_key_quantity2
external_straight_key_width0.156 INCHES MAXIMUM IN
internal_straight_key_width0.625 INCHES NOMINAL IN
external_straight_key_length0.335 INCHES NOMINAL IN
overall_distance_including_keys3.750 INCHES NOMINAL IN
NSN5310-00-907-6416
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: S6135-22058-2 · 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
•
INTERNAL STRAIGHT KEY WIDTH: 0.625 INCHES NOMINAL IN
•
EXTERNAL STRAIGHT KEY LENGTH: 0.335 INCHES NOMINAL IN
•
DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY: 1.300 INCHES NOMINAL IN
•
OVERALL DISTANCE INCLUDING KEYS: 3.750 INCHES NOMINAL IN
•
HEAT TREATMENT: NORMALIZED
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-18729 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 3.080 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.063 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
INTERNAL STRAIGHT KEY WIDTH0.625 INCHES NOMINAL IN
EXTERNAL STRAIGHT KEY LENGTH0.335 INCHES NOMINAL IN
DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY1.300 INCHES NOMINAL IN
OVERALL DISTANCE INCLUDING KEYS3.750 INCHES NOMINAL IN
HEAT TREATMENTNORMALIZED
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-18729 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER3.080 INCHES NOMINAL IN
MATERIAL THICKNESS0.063 INCHES NOMINAL IN
EXTERNAL STRAIGHT KEY WIDTH0.156 INCHES MAXIMUM IN
EXTERNAL KEY QUANTITY2
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 S6135-22058-2?
S6135-22058-2 is a WASHER,KEY.
What is the NSN for S6135-22058-2?
S6135-22058-2 is cataloged in the U.S. Government catalog under NSN 5310-00-907-6416. 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.