5310-01-167-2419 WASHER,FLAT Index 5330-01-167-2421 PACKING,PREFORMED

National Stock Number:
5310-01-167-2420

Federal Supply Class:
5310

National Item Identification Number:
011672420

Description:
WASHER,FLAT

Detail:
A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use SHIM. For items fabricated from ceramic or electrically rated materials by specification or industry standards use INSULATOR (1), WASHER. Excludes DISK, VALVE, graphite impregnated and lubricated items.


Manufacturer Information:
6-11450-10970JRC1NORTHROP GRUMMAN TECHNICAL SERVICES, INC.
6-11450-109776823NORTHROP GRUMMAN SYSTEMS CORPORATION
6-11450-109779U29NORTHROP GRUMMAN SYSTEMS CORPORATION


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLEBLANK RECTANGULAR
HOLE DIAMETER0.631 INCHES MINIMUM AND 0.643 INCHES MAXIMUM
OUTSIDE LEFT CORNER CHAMFER ANGLE45.0 DEGREES NOMINAL
OVERALL DIAMETER1.062 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
MATERIALSTEEL COMP 1330 OR STEEL COMP 4130 OVERALL
PERIPHERAL SHAPE STYLEROUND
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
THICKNESS0.062 INCHES NOMINAL


Click here to Register for Free 30-day Trial