National Item Identification Number
01-269-0313
012690313
5305-01-269-0313
5305012690313
National Stock Number
Item Name
SCREW,CLOSE TOLERANCE
Federal Supply Class
5305
Description
A SCREW, MACHINE or SCREW, CAP, SOCKET HEAD whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 IN.) (0.025 mm) or less of a specific diameter for items (1.000 IN.) (25 mm) or less in diameter. Items over (1.000 IN.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 IN.) (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001 IN.) (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the Screw Thread Standards, FED STD H28 and/or other nationally recognized standards. The head is designed to be held or driven with an inserted driver. It is not designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads.
Commercial and Government Entity Code (Supplier Data)
03538
LOCKHEED MARTIN CORPORATION
DBA MS2 DIV MARITIME SYSTEMS &
497 ELECTRONICS PKWY 5 BLD
LIVERPOOL
NY
13088
315-456-2622
03950
NAVAL INVENTORY CONTROL POINT
MECHANICSBURG
5450 CARLISLE PIKE
2020
MECHANICSBURG
PA
17055
717-605-3500
Reference Numbers (Part Numbers)
77C707911P127
77C707911P127VM
Required Categories
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS
THE MANUFACTURERS DATA
MANUFA
Required Description
MAGNETIC PERMEABILITY SHALL NOT EXCEED 2.0 AFTER FABRICATION
03538
77C707911P1
