Product Details | HEXAGON SLOTTED PLAIN NUT

5310-00-721-7812 A nut having a flat bearing surface and 6 flat sides with slots in its upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes NUT (1), PLAIN, CASTELLATED, HEXAGON.

Part Alternates: MS356922029, MS35692-2029, FFN836, 5310-00-721-7812, 00-721-7812, 5310007217812, 007217812

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1961 00-721-7812

Drawings & Photos | NSN 5310-00-721-7812


Demand History | NSN 5310-00-721-7812

Part Number Request Date QTY Origin
FFN836 2024-10-291 190 US
FFN836 2023-09-258 100 TR
FFN836 2021-11-307 200 United States
FFN836 2021-08-228 100 United States
FFN836 2019-02-44 288 US
FFN836 2018-02-32 2 US
FFN836 2017-05-123 25 United States
FFN836 2012-12-341 1 US
FFN836 2010-11-322 100 United Kingdom
FFN836 2010-08-218 1 US
FFN836 2010-08-218 1 US
FFN836 2010-08-218 1 US
FFN836 2010-08-218 1 US
FFN836 2010-03-90 4 us
FFN836 2010-03-81 50 United States
FFN836 2010-02-46 50 United States
FFN836 2009-07-183 1000 US
FFN836 2009-05-141 580 US
FFN836 2008-07-195 20 US
FFN836 2008-06-171 200 US
FFN836 2008-02-39 1 US
FFN836 2007-10-298 100 US

Cross Reference | NSN 5310-00-721-7812

Part Number Cage Code Manufacturer
FFN836 81348 FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES
MS35692-2029 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS

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Technical Data | NSN 5310-00-721-7812

Characteristic Specifications
THREAD SERIES UNF
NOMINAL THREAD SIZE 1.250 INCHES
THREAD QUANTITY PER INCH 12
THREAD CLASS 2B
THREAD DIRECTION RIGHT-HAND
MATERIAL STEEL OVERALL
SURFACE TREATMENT PHOSPHATE ZINC OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION MIL-P-16232,TY Z,CL 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING 78.0 ROCKWELL B MINIMUM AND 38.0 ROCKWELL C MAXIMUM
NUT STYLE A17 SLOTTED, HEXAGON
NUT HEIGHT 1.030 INCHES MINIMUM AND 1.094 INCHES MAXIMUM
WIDTH ACROSS FLATS 1.812 INCHES MINIMUM AND 1.875 INCHES MAXIMUM
BEARING SURFACE TYPE CHAMFERED OR WASHER FACED
TEMP RATING NOT RATED
NONDEFINITIVE SPEC/STD DATA 4 TYPE AND 16 STYLE AND C GRADE
MANUFACTURERS CODE 81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE FFN836
MANUFACTURERS CODE 96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MS35692-2029

Restrictions/Controls & Freight Information | NSN 5310-00-721-7812

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
NMF Description 093486 BOLTS,NUTS OR SCREWS, NOI (SUB 3)
Less than car load rating U 50
Less than truck load rating W Rating Variable
Water commodity Code 573 unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable