6435-11-121-7102 — WASHER,KEY

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

6435-11-121-7102: WASHER,KEY.

The WASHER,KEY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4130 OVERALL, hole_diameter: 3.250 INCHES NOMINAL IN, surface_finish: 90.0 MICROINCHES ALL SURFACES, hardness_rating: 26.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM, outside_diameter: 4.250 INCHES NOMINAL IN, special_features: DRILL 4 HOLES 0.265 DIA EQUALLY SPACED ON 3.750 IN. DIA BOLT CIRCLE IN.

This part is cataloged in the U.S. Government catalog under NSN 5310-01-124-1261, 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

6435-11-121-7102

NSN: 5310-01-124-1261
FSC: 5310 — Nuts and Washers
CAGE: 78286 — SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP (USA)

SPECIFICATIONS

material	STEEL COMP 4130 OVERALL
hole_diameter	3.250 INCHES NOMINAL IN
surface_finish	90.0 MICROINCHES ALL SURFACES
hardness_rating	26.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM
outside_diameter	4.250 INCHES NOMINAL IN
special_features	DRILL 4 HOLES 0.265 DIA EQUALLY SPACED ON 3.750 IN. DIA BOLT CIRCLE IN
style_designator	KEY
surface_treatment	OXIDE FILM OVERALL
material_thickness	0.090 INCHES NOMINAL IN
internal_key_quantity	2
minimum_tensile_strength	125000 POUNDS PER SQUARE INCH LBS
internal_straight_key_width	0.240 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN
NSN	5310-01-124-1261

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE FINISH: 90.0 MICROINCHES ALL SURFACES

•

INTERNAL STRAIGHT KEY WIDTH: 0.240 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN

•

DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY: 1.380 INCHES NOMINAL IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-13924,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL

•

HARDNESS RATING: 26.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM

•

STYLE DESIGNATOR: KEY

•

MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-18729,COND N MIL SPEC SINGLE MATERIAL RESPONSE OVERALL

•

OUTSIDE DIAMETER: 4.250 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

SURFACE FINISH	90.0 MICROINCHES ALL SURFACES
INTERNAL STRAIGHT KEY WIDTH	0.240 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN
DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY	1.380 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-C-13924,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING	26.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM
STYLE DESIGNATOR	KEY
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-18729,COND N MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER	4.250 INCHES NOMINAL IN
MATERIAL THICKNESS	0.090 INCHES NOMINAL IN
SPECIAL FEATURES	DRILL 4 HOLES 0.265 DIA EQUALLY SPACED ON 3.750 IN. DIA BOLT CIRCLE 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

Ready to buy 6435-11-121-7102?

Compare prices from verified sellers on eBay

Buy on eBay →

As an eBay Partner, PartsTable may earn a commission. Your price is not affected.

FREQUENTLY ASKED QUESTIONS

What is 6435-11-121-7102?

6435-11-121-7102 is a WASHER,KEY.

What is the NSN for 6435-11-121-7102?

6435-11-121-7102 is cataloged in the U.S. Government catalog under NSN 5310-01-124-1261. This indicates validated use in U.S. government and defense supply chains.

Community Feedback

6435-11-121-7102 — WASHER,KEY

Request a Quote — 6435-11-121-7102