5310-00-003-6542

Description: Key Washer

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MILSPEC: MIL-S-18729

 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-S-18729 Parts

MIL-S-18729 Key Washer

Spec. Type Spec. Color Gloss Size
Material document and classification MIL-S-18729

Array Properties

  • NSN:
    Array
  • Description:
    Key Washer
  • Shelf Life:
    N/A
  • DEMIL:
    NO
  • UOM:
    1 EA
  • Hole Diameter:
    Between 0.470 inches and 0.480 inches
  • Outside Diameter:
    Between 0.703 inches and 0.735 inches
  • External Prebent Key Length:
    Between 0.045 inches and 0.055 inches
  • External Prebent Key Width:
    Between 0.105 inches and 0.115 inches
  • Internal Straight Key Width:
    Between 0.059 inches and 0.065 inches
  • Distance From Centerline To Top Of Internal Key:
    Between 0.193 inches and 0.205 inches
  • Distance From Centerline To Inside Of Prebent Key:
    Between 0.351 inches and 0.367 inches
  • Overall Distance Including Keys:
    Between 0.738 inches and 0.764 inches
  • Material Thickness:
    0.038 inches
  • Hardness Rating:
    Between 33.0 rockwell c and 37.0 rockwell c
  • Part Name Assigned By Controlling Agency:
    Navy special project
  • Special Features:
    Internal key located 135 degrees from external key
  • Material:
    Steel comp 4130
  • Material Specification:
    Mil-s-18729 military specification single material response
  • Surface Treatment:
    Cadmium
  • Surface Treatment Specification:
    Mil-c-8837, type2, class1 military specification single treatment response
  • Style Designator:
    Key
  • Test Data Document:
    81349-mil-i-6868 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
Manufacturers and Part Numbers
Part Number
Brand
A51G20121-13
Northrop Grumman Systems Corporation
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:
01869
FIIG:
A022B0
Concept No.:
1
App. Key:
A
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
SPI No.
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):