Product Details | ROUND SELF-LOCKING NUT

5310-01-125-3681 A nut, circular in shape, which may have wrenching facilities such as flats, holes, protusions, slots or splines in or on the periphery or in the face opposite the bearing surface. An integral feature is incorporated for locking on the threads of a mating member. Do not use if a more specific item name applies. Excludes COLLAR, PIN-RIVET, THREADED; INSERT, SCREW THREAD; NUT (1), SLEEVE; NUT(1), PLAIN, CAP; and TURNBUCKLE BODY.

Part Alternates: BHSS05, BHSS-05, 5310-01-125-3681, 01-125-3681, 5310011253681, 011253681

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 26 JAN 1982 01-125-3681

Drawings & Photos | NSN 5310-01-125-3681


Demand History | NSN 5310-01-125-3681

Part Number Request Date QTY Origin
BHS-05 2025-05-126 34 DIBBS
BHSS-05 2025-05-126 34 DIBBS
BHS-05 2025-04-114 34 DIBBS
BHSS-05 2025-04-114 34 DIBBS
BHSS-05 2025-03-71 6 DIBBS
BHSS-05 2024-03-79 6 DIBBS

Cross Reference | NSN 5310-01-125-3681

Part Number Cage Code Manufacturer
BHSS-05 79568 WHITTET-HIGGINS COMPANY
BHSS-05 D9182 BOSCH REXROTH GMBH LOHMANN +STOLTERFOHT

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Technical Data | NSN 5310-01-125-3681

Characteristic Specifications
THREAD SERIES UNS
NOMINAL THREAD SIZE 0.969 INCHES
THREAD QUANTITY PER INCH 32
THREAD PITCH DIAMETERS 0.9487 TO 0.9521 INCHES
THREAD DIRECTION RIGHT-HAND
MATERIAL PLASTIC POLYAMIDE LOCKING INSERT STEEL COMP 303 NUT
SURFACE TREATMENT PASSIVATE OVERALL EXCEPT INSERT
HARDNESS RATING NOT RATED
NUT STYLE A76 ROUND
SMALL END DIAMETER 1.312 INCHES NOMINAL
DRIVE POINT DEPTH 0.088 INCHES MINIMUM AND 0.096 INCHES MAXIMUM
NUT DIAMETER 1.547 INCHES MINIMUM AND 1.562 INCHES MAXIMUM
NUT THICKNESS 0.437 INCHES MINIMUM AND 0.469 INCHES MAXIMUM
DRIVE POINT WIDTH 0.168 INCHES MINIMUM AND 0.198 INCHES MAXIMUM
UNDERCUT THICKNESS 0.094 INCHES NOMINAL
DRIVE POINT QUANTITY 4
LOCKING FEATURE PREVAILING TORQUE WITH NONMETALLIC INSERT
TEMP RATING 350.0 DEG FAHRENHEIT MAXIMUM

Restrictions/Controls & Freight Information | NSN 5310-01-125-3681

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.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
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 KZ Defense Supply Center Philadelphia
Philadelphia, PA 19101
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 5310-01-125-3681

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
Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
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