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NPFC - FF-N-836

NUT: SQUARE, HEXAGON, CAP, SLOTTED, CASTLE KNURLED, WELDING AND SINGLE BALL SEAT

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Organization: NPFC
Publication Date: 14 September 1994
Status: active
Page Count: 20
scope:

This specification covers cap, castle, hexagon, knurled, slotted, square, welding and single ball seat nuts (see 6.3).

intended Use:

This specification covers various types of nuts (1.2.1) which are designed for assembly with bolts and screws for application at normal atmospheric temperatures.

Document History

FF-N-836F
January 12, 2023
NUT: SQUARE, HEXAGON, CAP, SLOTTED, CASTLE, KNURLED, WELDING AND SINGLE BALL SEAT
This specification covers various types of nuts (1.2.1) which are designed for assembly with bolts and screws for application at normal atmospheric temperatures.
FF-N-836
August 27, 2019
NUT: SQUARE, HEXAGON, CAP, SLOTTED, CASTLE, KNURLED, WELDING AND SINGLE BALL SEAT
A description is not available for this item.
FF-N-836
September 14, 1994
NUT: SQUARE, HEXAGON, CAP, SLOTTED, CASTLE KNURLED, WELDING AND SINGLE BALL SEAT
This specification covers various types of nuts (1.2.1) which are designed for assembly with bolts and screws for application at normal atmospheric temperatures.
FF-N-836
January 31, 1989
NUT: SQUARE, HEXAGON, CAP, SLOTTED, CASTLE KNURLED, WELDING AND SINGLE BALL SEAT
A description is not available for this item.
FF-N-836
April 25, 1984
NUT: SQUARE, HEXAGON, CAP, SLOTTED, CASTLE KNURLED, WELDING AND SINGLE BALL SEAT
A description is not available for this item.
FF-N-836
June 19, 1973
NUT: SQUARE, HEXAGON, CAP, SLOTTED, CASTLE KNURLED, WELDING AND SINGLE BALL SEAT
A description is not available for this item.
FF-N-836
April 24, 1972
NUT: SQUARE, HEXAGON, CAP, SLOTTED, CASTLE KNURLED, WELDING AND SINGLE BALL SEAT
This specification covers various types of nuts (1.2.1) which are designed for assembly with bolts and screws for application at normal atmospheric temperatures.
FF-N-836
April 20, 1970
NUT: SQUARE, HEXAGON, CAP, SLOTTED, CASTLE KNURLED, WELDING AND SINGLE BALL SEAT
A description is not available for this item.
FF-N-836
September 5, 1968
NUT: SQUARE, HEXAGON, CAP, SLOTTED, CASTLE KNURLED, WELDING AND SINGLE BALL SEAT
A description is not available for this item.
FF-N-836
July 14, 1965
NUT: SQUARE, HEXAGON, CAP, SLOTTED, CASTLE KNURLED, WELDING AND SINGLE BALL SEAT
A description is not available for this item.
FF-N-836
January 26, 1965
NUT: SQUARE, HEXAGON, CAP, SLOTTED, CASTLE KNURLED, WELDING AND SINGLE BALL SEAT
This specification covers square, hexagon, cap and welding (plain) nuts, and allotted and castellated hexagon nuts.
FF-N-836
January 18, 1961
NUT: SQUARE, HEXAGON, CAP, SLOTTED, CASTLE KNURLED, WELDING AND SINGLE BALL SEAT
A description is not available for this item.
FF-N-836
September 16, 1955
NUT: SQUARE, HEXAGON, CAP, SLOTTED, CASTLE KNURLED, WELDING AND SINGLE BALL SEAT
A description is not available for this item.
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References

This document references:
MIL-PRF-8625 - ANODIC COATINGS FOR ALUMINUM AND ALUMINUM ALLOY
Published by NPFC on November 23, 2020
Scope. This specification covers the requirements for six types and two classes of electrolytically formed anodic coatings on aluminum and aluminum alloys for non-architectural applications (see 6.1).
This document references:
MIL-DTL-13924 - COATING, OXIDE, BLACK, FOR FERROUS METALS
Published by NPFC on September 12, 2018
This specification covers black oxide coatings applied to ferrous metals (carbon, low alloy, and corrosion resistant steels, and wrought iron). Black oxide coatings, with or without a supplementary...
This document references:
MIL-F-495 - FINISH, CHEMICAL, BLACK, FOR COPPER ALLOYS
Published by NPFC on September 30, 1988
This document covers a black chemical finish for copper alloys.
This document references:
MIL-HDBK-131 - IDENTIFICATION MARKINGS FOR FASTENERS
Published by NPFC on September 15, 1966
This handbook illustrates identification markings for fasteners. Because of the wide use of various identification markings, this military handbook is published to minimize the possibility of...
This document is referenced by:
NAS1423 - NUT, PLAIN, HEXAGON, DRILLED JAM, THIN
Published by AIA/NAS on March 29, 2013
A description is not available for this item.
This document is referenced by:
ASTM D5648 - Standard Test Method for Torque-Tension Relationship of Adhesives Used on Threaded Fasteners (Lubricity)
Published by ASTM on March 10, 2001
This test method covers the determination of the torque-tension relationship (lubricity) of adhesives used for locking and sealing threaded fasteners. The values stated in inch-pound units are to be...
This document is referenced by:
ASTM D5657 - Standard Test Method for Fluid Tightness Ability of Adhesives Used on Threaded Fasteners
Published by ASTM on October 1, 2007
This test method covers the determination of the ability of adhesives used for locking and sealing threaded fasteners, to make leak-tight assemblies. The values stated in inch-pound units are to be...
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