Product Details | HEXAGON EXTENDED WASHER SELF-LOCKING NUT

5310-01-329-8202 A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery. An integral feature is incorporated for locking on the threads of a mating member.

Part Alternates: BH18720, BH187-20, 73783CM2012, 73783CM-2012, 03A18720L, 03A187-20L, 5310-01-329-8202, 01-329-8202, 5310013298202, 013298202

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 24 NOV 1990 01-329-8202

Drawings & Photos | NSN 5310-01-329-8202


Demand History | NSN 5310-01-329-8202

Part Number Request Date QTY Origin
03A187-20L 2025-02-55 1 DIBBS
73783CM-2012 2025-02-55 1 DIBBS
BH187-20 2025-02-55 1 DIBBS
03A187-20L 2024-09-259 1 DIBBS
73783CM-2012 2024-09-259 1 DIBBS
BH187-20 2024-09-259 1 DIBBS
03A187-20L 2024-05-140 12 DIBBS
73783CM-2012 2024-05-140 12 DIBBS
BH187-20 2024-05-140 12 DIBBS
03A187-20L 2023-10-288 1 DIBBS
73783CM-2012 2023-10-288 1 DIBBS
BH187-20 2023-10-288 1 DIBBS
03A187-20L 2023-06-170 7 DIBBS
73783CM-2012 2023-06-170 7 DIBBS
BH187-20 2023-06-170 7 DIBBS
03A187-20L 2023-02-51 4 DIBBS
73783CM-2012 2023-02-51 4 DIBBS
BH187-20 2023-02-51 4 DIBBS
03A187-20L 2023-01-25 31 DIBBS
73783CM-2012 2023-01-25 31 DIBBS
BH187-20 2023-01-25 31 DIBBS
5310-01-329-8202 2023-01-17 31 US
03A187-20L 2023-01-10 31 DIBBS
73783CM-2012 2023-01-10 31 DIBBS
BH187-20 2023-01-10 31 DIBBS
03A187-20L 2022-10-289 13 DIBBS
73783CM-2012 2022-10-289 13 DIBBS
BH187-20 2022-10-289 13 DIBBS
03A187-20L 2022-04-101 10 DIBBS
73783CM-2012 2022-04-101 10 DIBBS
BH187-20 2022-04-101 10 DIBBS
03A187-20L 2022-03-89 10 DIBBS
73783CM-2012 2022-03-89 10 DIBBS
BH187-20 2022-03-89 10 DIBBS
03A187-20L 2022-02-58 14 DIBBS
73783CM-2012 2022-02-58 14 DIBBS
BH187-20 2022-02-58 14 DIBBS
03A187-20L 2022-01-13 8 DIBBS
73783CM-2012 2022-01-13 8 DIBBS
BH187-20 2022-01-13 8 DIBBS
03A187-20L 2021-10-304 5 DIBBS
73783CM-2012 2021-10-304 5 DIBBS
BH187-20 2021-10-304 5 DIBBS
5310-01-329-8202 2018-01-29 12 DIBBS
5310-01-329-8202 2018-01-18 12 DIBBS
5310-01-329-8202 2011-08-230 10 DIBBS
5310-01-329-8202 2010-09-270 14 DIBBS
5310-01-329-8202 2009-06-180 10 DIBBS
5310-01-329-8202 2009-05-128 25 DIBBS
5310-01-329-8202 2008-11-316 6 DIBBS
5310-01-329-8202 2008-10-301 8 DIBBS
5310-01-329-8202 2008-03-84 1 DIBBS

Cross Reference | NSN 5310-01-329-8202

Part Number Cage Code Manufacturer
03A187-20L 1W025 NORTHROP GRUMMAN SYSTEMS CORPORATION DIV NORTHROP GRUMMAN AEROSPACE
73783CM-2012 56878 SPS TECHNOLOGIES, LLC DBA AEROSPACE DIVISION
BH187-20 27238 BRISTOL INDUSTRIES

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Technical Data | NSN 5310-01-329-8202

Characteristic Specifications
THREAD SERIES UNJF
NOMINAL THREAD SIZE 1.125 INCHES
THREAD QUANTITY PER INCH 12
THREAD CLASS 3B
THREAD DIRECTION RIGHT-HAND
MATERIAL IRON ALLOY 660 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT PASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING NOT RATED
NUT STYLE A299 CASTELLATED HEXAGON
WASHER OUTSIDE DIAMETER 1.915 INCHES MAXIMUM
OVERALL HEIGHT 0.625 INCHES NOMINAL
WASHER THICKNESS 0.090 INCHES NOMINAL
WIDTH ACROSS FLATS 1.364 INCHES MINIMUM AND 1.383 INCHES MAXIMUM
LOCKING FEATURE PREVAILING TORQUE ALL METAL DESIGN
LUBRICATION DRY FILM LUBRICANT
TEMP RATING NOT RATED

Restrictions/Controls & Freight Information | NSN 5310-01-329-8202

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 095190 HARDWARE, NOI
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 5310-01-329-8202

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.
Materiel Management Aggregation CodeSXSX:AF SICA RESIDUAL MMAC-OC-ALC
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