5310-01-456-3911

Description: Extended Washer Self-locking Nut

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MILSPEC: MIL-N-25027

 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.)

More MIL-N-25027 Parts

MIL-N-25027 Extended Washer Self-locking Nut

Spec. Type Spec. Color Gloss Size
Material document and classification MIL-N-25027

Array Properties

  • NSN:
    Array
  • Description:
    Extended Washer Self-locking Nut
  • Shelf Life:
    N/A
  • DEMIL:
    NO
  • UOM:
    EA
  • Thread Class:
    3b
  • Thread Direction:
    Right-hand
  • Locking Feature:
    Prevailing torque all metal design
  • Washer Outside Diameter:
    0.645 inches
  • Overall Height:
    0.583 inches
  • Nut Style:
    Castellated hexagon
  • Washer Thickness:
    0.070 inches
  • Width Across Flats:
    Between 0.558 inches and 0.566 inches
  • Thread Series:
    Unjf
  • Thready Qty Per Inch (tpi):
    20
  • Hardness Rating:
    46.0 rockwell c
  • Thread Size:
    0.500 inches
  • Material:
    Iron alloy 660
  • Material Specification:
    Ams 5525 assn standard single material response or ams 5732 assn standard single material response or ams 5737 assn standard single material response
  • Precious Material:
    Silver
  • Surface Treatment:
    Silver
  • Surface Treatment Specification:
    Ams 2410 assn standard single treatment response or ams 2411 assn standard single treatment response
Manufacturers and Part Numbers
Part Number
Brand
MIL-N-25027
Military Specifications
73781CS-820
Sps Technologies
HC54709-8
Arconic Global Fasteners & Rings
PHCR-58
Alcoa Global Fasteners .
3D0026-8
Boeing Company
NSA5060C8
Sps Technologies
Major Organizational Entities (MOE)
Entity
MOE Code
MOE Rule
PICA
DSOR
User:
DEPARTMENT OF THE AIR FORCE Dept. of the Air Force
MOE_CD:
DF
MOE_RL:
FGGI
PICA:
GX
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:
S
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): S
Item contains silver.
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:
0.1000lbs
Item Weight:
--
Item Dim:
--
Container
OPI
SPI No.
SPI Rev.
Container:
10
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg.
LVL A
LVL B
LVL C
SPC Mkg.:
00
LVL A:
E
LVL B:
Q
LVL C:
CUSH
MOP
CATEG.
PRESS MAT
CUSH:
00
MOP:
10
CATEG.:
27A0
PRESS MAT:
00
WRAP MAT
ICQ
THK
TOS
UCL
WRAP MAT:
00
ICQ:
AAA
THK:
0
TOS:
UCL:
Packaging Code Definitions
LVL A Code (LVL_A):E
Packing shall be accomplished to meet the performance test requirements of astm-d4169, distribution cycle 18, assurance level 1.
LVL B Code (LVL_B): Q
Packing shall be accomplished in accordance with table c.Ii for the packing level specified. closure, sealing and reinforcement shall be in accordance with the appropriate shipping container specification.
Procedure Indicator Code (OPI): O
Options can be exercised as to specific method of preservation or dod approved packaging materials to be used. however, basic preservation method shall be retained, supplemental data shall be complied with, and unit package dimensions shall not be increased by more than one inch. equal or better protection shall be given the item and there shall be no increase in the package cost.
Special Markings Code (SPC MKG): 00
No special marking.
Method of Preservation (MOP): 10
Physical protection.
Cushion Material (CUSH): 00
No requirement.
Preservation Material (PRESS MAT): 00
No requirement.