Product Details | PLATE SELF-LOCKING NUT

5310-01-251-2920 A nut with a flanged base of varied shapes which may be plain or mounted by rivets, bolts, welding or integral prongs. An integral feature is incorporated for locking on the threads of a mating member.

Part Alternates: NS1036250484TB, NS103625-048-4TB, 5310-01-251-2920, 01-251-2920, 5310012512920, 012512920

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 16 MAR 1987 01-251-2920

Drawings & Photos | NSN 5310-01-251-2920


Demand History | NSN 5310-01-251-2920

Part Number Request Date QTY Origin
5310-01-251-2920 2012-02-39 11 DIBBS
5310-01-251-2920 2012-01-03 7 DIBBS
5310-01-251-2920 2011-11-327 25 DIBBS
5310-01-251-2920 2011-08-231 37 DIBBS
5310-01-251-2920 2011-08-230 6 DIBBS
5310-01-251-2920 2010-09-246 9 DIBBS
5310-01-251-2920 2010-05-141 13 DIBBS
5310-01-251-2920 2008-11-324 30 DIBBS
5310-01-251-2920 2008-10-301 15 DIBBS
5310-01-251-2920 2008-10-282 10 DIBBS
5310-01-251-2920 2008-09-253 11 DIBBS
5310-01-251-2920 2008-06-176 16 DIBBS
5310-01-251-2920 2008-05-133 11 DIBBS

Cross Reference | NSN 5310-01-251-2920

Part Number Cage Code Manufacturer
NS103625-048-4TB 80539 SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP

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Technical Data | NSN 5310-01-251-2920

Characteristic Specifications
THREAD SERIES UNJF
NOMINAL THREAD SIZE 0.250 INCHES
THREAD QUANTITY PER INCH 28
THREAD CLASS 3B
THREAD DIRECTION RIGHT-HAND
MATERIAL IRON ALLOY 660 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5735 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT PASSIVATE SHELL
HARDNESS RATING NOT RATED
NUT STYLE A121 PLATE
NUT LENGTH 1.038 INCHES MAXIMUM
NUT HEIGHT 0.447 INCHES MAXIMUM
PLATE THICKNESS 0.032 INCHES MAXIMUM
LOCKING FEATURE PREVAILING TORQUE ALL METAL DESIGN
NUT COUNTERBORE DEPTH 0.250 INCHES MINIMUM AND 0.265 INCHES MAXIMUM NUT
COUNTERBORE DIAMETER 0.314 INCHES MAXIMUM NUT
LUBRICATION DRY FILM LUBRICANT
NUT MOUNTING PROVISION STRAIGHT HOLES
MOUNTING HOLE ARRANGEMENT STYLE F53 2 HOLES
MOUNTING HOLE DIAMETER 0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM
DISTANCE FROM APERTURE CENTER TO MOUNTING HOLE CENTER 0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM
TEMP RATING NOT RATED
FEATURES PROVIDED FLOATING NUT

Restrictions/Controls & Freight Information | NSN 5310-01-251-2920

Category Code Description
Shelf-Life Code:0Nondeteriorative
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.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem does not contain precious metal
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
Less than truck load rating W Rating Variable
Water commodity Code 573 unknown
Originating Activity Code KH Defense Industrial Supply Center
Philadelphia, PA 19111
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

Management | NSN 5310-01-251-2920

Category Code Description
Budget Code9 General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors.
Price ValidationN The current standard price in Catalog Management Data (CMD) has not analyzed or coded for LP/LM.
  • The price has not been analyzed or reviewed for accuracy.
  • ZOP or Standard price challenges are permissible, but must be supported with adequate justification. However, if coded for Local Purchase (LP) or Fabrication/Manufacture as indicated with an (LM) Acquisition Advice Code of ?L? or?F?,the case must be evaluated locally where purchased or fabricated.
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
Acquisition Advice CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each