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S6135-20714-1 — WASHER,KEY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

S6135-20714-1: WASHER,KEY.

The WASHER,KEY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1095 OVERALL, hole_diameter: 0.750 INCHES NOMINAL IN, surface_finish: 100.0 MICROINCHES ALL SURFACES, hardness_rating: 40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM, outside_diameter: 1.045 INCHES MINIMUM AND 1.051 INCHES MAXIMUM IN, special_features: 0.359 IN. LONG BY 0.141 IN.

WIDE SLOT IN EACH KEY IN. This part is cataloged in the U.S. Government catalog under NSN 5310-00-010-9916, 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
S6135-20714-1
NSN: 5310-00-010-9916
FSC: 5310 — Nuts and Washers
CAGE: 78286 — SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP (USA)
SPECIFICATIONS
materialSTEEL COMP 1095 OVERALL
hole_diameter0.750 INCHES NOMINAL IN
surface_finish100.0 MICROINCHES ALL SURFACES
hardness_rating40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM
outside_diameter1.045 INCHES MINIMUM AND 1.051 INCHES MAXIMUM IN
special_features0.359 IN. LONG BY 0.141 IN. WIDE SLOT IN EACH KEY IN
style_designatorKEY
material_thickness0.063 INCHES NOMINAL IN
external_keyway_width0.150 INCHES NOMINAL IN
angle_between_external_keys180.0 DEGREES NOMINAL
external_straight_key_width0.370 INCHES NOMINAL IN
external_straight_key_length0.375 INCHES NOMINAL IN
NSN5310-00-010-9916
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: S6135-20714-1 · 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 FINISH: 100.0 MICROINCHES ALL SURFACES
•
EXTERNAL KEYWAY WIDTH: 0.150 INCHES NOMINAL IN
•
EXTERNAL STRAIGHT KEY LENGTH: 0.375 INCHES NOMINAL IN
•
OVERALL DISTANCE INCLUDING KEYS: 1.750 INCHES NOMINAL IN
•
HARDNESS RATING: 40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM
•
STYLE DESIGNATOR: KEY
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-7947 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 1.045 INCHES MINIMUM AND 1.051 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
SURFACE FINISH100.0 MICROINCHES ALL SURFACES
EXTERNAL KEYWAY WIDTH0.150 INCHES NOMINAL IN
EXTERNAL STRAIGHT KEY LENGTH0.375 INCHES NOMINAL IN
OVERALL DISTANCE INCLUDING KEYS1.750 INCHES NOMINAL IN
HARDNESS RATING40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM
STYLE DESIGNATORKEY
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-7947 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER1.045 INCHES MINIMUM AND 1.051 INCHES MAXIMUM IN
MATERIAL THICKNESS0.063 INCHES NOMINAL IN
EXTERNAL STRAIGHT KEY WIDTH0.370 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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is S6135-20714-1?
S6135-20714-1 is a WASHER,KEY.
What is the NSN for S6135-20714-1?
S6135-20714-1 is cataloged in the U.S. Government catalog under NSN 5310-00-010-9916. 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.