4910-01-052-2811

Electric Valve Seat Grinding Machine email this page

Model or part number: 680E

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pdf NSN 4910-01-052-2811 Datasheet

MRC:
A recording of the physical,functional,and performance characteristics for an item of supply.TEXT
General Description:
Lever operated chuck, capaci type 230 in. To 11/16 in., 225 rpm chuck speed, 5800 rpm spindle speed, grinds valve heads to 6 in. Dia, built-in wet grinding, 1/2 hp motor resilient mounted, includes one each of the following: no. 176 wheel for valves, no. 81 wheel, valve ends, no. 649 dressing attachment, no. 609 valve end attachment, no. 604 hex wrench, no. 605 wrench, no. 672a rocker arm attachment, no. 250 gal grinding oil, no. 641 plastic cover, no. 644 valve service cabinet, no. 1725bb valve seat grinder set and no. 1757 metal box
MRC:
--
NIIN:
010522811
MRC:
--
NATO Stock Number:
4910-01-052-2811
MRC:
--
Shelf Life:
N/A
MRC:
--
UOM:
--
MRC:
--
DEMIL:
No
FIIG:
--
FIIG:
A23900
MRC:
--
INC:
21423
MRC:
--
IMM:
AX CX
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All Products Certified

Factory New, New Material, New Surplus, Overhauled, Serviceable, Repairable, and AS Removed / Used material will be accompanied by a Certificate of Conformance, and any other documents/trace when applicable. We have a 7 year record retention.

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Quality | ISO 9001:2015 + AS9120B

We are committed to quality and follow an AS9120 quality management system. AeroBase Group is HAZMAT certified and registered with DDTC, ITAR, and Aviation Suppliers Association (ASA). All products are 100% inspected.

Quality Commitment »

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Shipping

Delivery of IN-STOCK orders ship same-day when order is placed before 2:00 PM EST.

Delivery dates for NON-STOCK items are estimates based on current backlog and are subject to confirmation at the time of order.

Formal Definition

Government issue definition of NSN 4910-01-052-2811

A motor driven grinding machine that utilizes an abrasive wheel, designed for precision grinding and refinishing of internal combustion engine valve seats. It consists essentially of a base, upright and grinding supports, work holder, electric motor(s), spindle(s), grinding head(s), gage(s), and any necessary accessories such as diamond dressers and abrasive wheel sets. It usually has a coolant system for wet grinding and it may be portable (disassembled in container base) for ease of transportation. Excludes grinding kit, valve seat, electric.

Import / Export

Schedule B Classification
Schedule B Number
NAIC National Association of Insurance Commissioners
End Use A classification system for U.S. exported and imported merchandise based on principal use rather than the physical characteristics of the merchandise. End-Use codes are assigned by the Bureau of Economic Analysis under the U.S. Department of Commerce.
SITC Commodity classification system defined by the United Nations.
USDA
HITECH
Schedule B:
8479899860
NAICS:
333318
End Use Class:
21190
SITC:
72849
USDA:
1
HITECH:
0

Schedule B Codes Definitions:

Schedule B 8479899860

Automotive Maintenance Machines, Nesoi

End Use Code 21190

Photo, Service Industry Machinery

Standard Intl. Trade Class (SITC) 72849

Machinery Having Individual Functions, N.e.s.

Manufacturers

This NSN is registered to the following cage codes.
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