5310-00-056-9524

Description: Extended Washer Self-locking Nut

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Quality Assurance

We are commited to quality and satisfaction as a certified supplier in the aerospace and military industries.

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MILSPEC: Nuts And Washers

 Export Restrictions

Any part(s) quoted or sold by MilSpec.parts and re-sold (to a third party) CANNOT be sold to a USA embargoed country, company, entity, or person(s). Depending on the ECCN, these commodities may require export license or exception. Diversion contrary to U.S. law is prohibited. Unless otherwise noted, this sale, order or quote may include Munitions List Items (MLI) or Commerce Controlled List Items (CCLI). MLI/CCLI property is controlled by the US Government and in many cases cannot be transferred (exported, sold or given) to a foreign country, a non-US Citizen/National or a non- Permanent US Resident without a valid State/Commerce Department export authorization. It is the responsibility of (the Purchaser) to determine what the applicable requirements may be, to obtain all necessary authorizations, licenses or approvals and are subject to both review and acceptance by MilSpec.parts. The use, disposition, export and re-export of the property covered or included in this sale, order or quote is subject to the provisions of law referenced in End-Use Certificate DLA form 1822, DEC 2001, including, but not limited to, the Arms Export Control Act (22 USC 2751 et seq.); Export Administration Act of 1979 (50 USC App. 2401 et seq.) as contained under Executive Order 12924; International Traffic in Arms Regulations (22 CFR 120 et seq.); Export Administration Regulations (15 CFR 730 et seq.); Foreign Assets Control Regulations (31 CFR 500 et seq.) and the Espionage Act (18 USC 793 et seq.)

5310-00-056-9524 Properties

  • NSN:
    5310-00-056-9524
  • Description:
    Extended Washer Self-locking Nut
  • Shelf Life:
    N/A
  • DEMIL:
    NO
  • UOM:
    5 EA
  • Thread Class:
    3b
  • Thread Direction:
    Right-hand
  • Locking Feature:
    Prevailing torque all metal design
  • Washer Outside Diameter:
    0.416 inches
  • Counterbore Diameter:
    0.254 inches nut
  • Overall Height:
    0.280 inches
  • Nut Style:
    Hexagon
  • Nut Counterbore Depth:
    0.090 inches nut
  • Width Across Flats:
    Between 0.304 inches and 0.316 inches
  • Tempurature Rating:
    1400.0 degrees fahrenheit
  • Thread Series:
    Unjf
  • Thready Qty Per Inch (tpi):
    28
  • Hardness Rating:
    Between 36.0 rockwell c and 42.0 rockwell c
  • Thread Size:
    0.250 inches
  • Part Name Assigned By Controlling Agency:
    Navy special project
  • Material:
    Nickel alloy m252
  • Material Specification:
    Ams 5756 assn standard single material response
  • Surface Treatment:
    Nickel and zinc locking insert
  • Surface Treatment Specification:
    Ams 6304 assn standard single treatment response locking insert
Manufacturers and Part Numbers
Part Number
Brand
NAS1287C4
National Aerospace Standards
LH4079-048
Harvard Industries
Major Organizational Entities (MOE)
Entity
MOE Code
MOE Rule
PICA
DSOR
User:
DEPARTMENT OF THE NAVY Dept. of the Navy
MOE_CD:
DN
MOE_RL:
N9BZ
PICA:
GX
DSOR:
Part Identification
INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
29730
FIIG:
A021A0
Concept No.:
1
App. Key:
BT
Cond. Code:
1
Status:
A
Material and Special Handling
Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
U
ESD:
ESD:
MMAC:
---
CRITL:
X
Hazmat (HMIC): N
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
Precious Metals (PMIC): U
Precious metal content is unknown
Criticality (CRITL): X
The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Packaging and Dimensions
Package Size
Package Weight
Part Weight
Part Dimensions (approx.)
Pack Size:
--
Pack Weight:
--
Item Weight:
--
Item Dim:
--
Container
OPI
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SPI Rev.
Container:
OPI:
SPI No.:
SPI Rev.:
SPC Mkg.
LVL A
LVL B
LVL C
SPC Mkg.:
LVL A:
LVL B:
LVL C:
CUSH
MOP
CATEG.
PRESS MAT
CUSH:
MOP:
CATEG.:
PRESS MAT:
WRAP MAT
ICQ
THK
TOS
UCL
WRAP MAT:
ICQ:
THK:
TOS:
UCL:
Packaging Code Definitions
LVL A Code (LVL_A):
LVL B Code (LVL_B):
Procedure Indicator Code (OPI):
Special Markings Code (SPC MKG):
Method of Preservation (MOP):
Cushion Material (CUSH):
Preservation Material (PRESS MAT):