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1240-00-157-9379

Optical Element Retaining Ring

1240001579379 001579379 481112PC8

A cylindrical item having an internally flanged diameter designed to retain a lens or window in the objective end, or a diopter scale at the viewing end of an optical instrument. It may have one or more of the following characteristics: internal thread or machined for a press fit, method of securing, and/or knurled periphery. For externally threaded items, see RETAINER, OPTICAL ELEMENT. Excludes CELL, OPTICAL ELEMENT; NUT, PLAIN KNURLED; NUT, PLAIN ROUND; and RING, RETAINING. View more Optical Element Retaining Ring

Managed by United States

NSN Created on 1 Jan 1963

Data Last Changed
May 2023

NATO Update Count
22

NATO Data Quality

1240-00-157-9379 RING,RETAINING,OPTICAL ELEMENT 1240001579379 001579379 1/1 — NSN 1240-00-157-9379 (Generic Image) 1/1

Marketplace 1240-00-157-9379

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1240-00-157-9379 RQST NE

Restrictions 1240-00-157-9379

1240-00-157-9379 is a Optical Element Retaining Ring that does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. Demilitarization of this item has been confirmed and is not currently subject to changes. This item is a US Munitions List or Commerce Control List Item which must be destroyed to prevent restoration or repair. Only authorized parties may possess this item. This item is not suspected to be hazardous. This item does not contain a precious metal.

Import and Export 1240-00-157-9379

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End Users 1240-00-157-9379

US Navy (N9BN)
Effective Date:: 1 Jul 2005
Former MOE Rule:: N9ND
Supplementary Collaborators:: HD; AMC 3 AMSC H IMC Z IMCACTY HD

Spain (YB01)
Effective Date:: 1 Apr 1991

Thailand (YY01)
Effective Date:: 1 Feb 2015

Republic of Korea (ZH01)
Effective Date:: 1 Apr 1991

Turkey (ZW01)
Effective Date:: 1 Nov 1998

Approved Sources 1240-00-157-9379

Part Number
Manufacturer
Status
481112PC8: 10001 - Navair And Navsea Managed Original (Active); Primary Buy; RNCC 3 RNVC 2 DAC A
481112PC8: 56232 - Lockheed Martin Corporation (Active); Secondary Buy; RNCC 5 RNVC 2 DAC 5

Datasheet 1240-00-157-9379

Characteristic
Specifications
FIIG: T271-J
Aperture Diameter [ABVL]: 2.125 Inches Nominal
Groove Diameter [AAVZ]: 2.218 Inches Nominal
Groove Location [BMTY]: Inside Face Of Flange
End Item Identification [AGAV]: Gun Sight Mk15
Material [MATT]: Copper Alloy
Mounting Configuration [ALGC]: 0.059-72Nf-3 Hole For Mounting Screw
Outside Diameter [ABKV]: 2.562 Inches Nominal
Inner Groove Width [ADWA]: 0.093 Inches Nominal
Internal Flange Thickness [BMTL]: 0.054 Inches Nominal
Screw Thread Series Designator [AJYP]: Uns
Overall Length [ABHP]: 0.297 Inches Nominal
Thread Length [ABET]: 0.171 Inches
Thread Location [APJC]: Internal
Thread Size [ABUJ]: 2 7/16-32
Thread Class [AAJD]: 2A
Thread Direction [AAJF]: Right-Hand

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DLA Procurement Analysis 1240-00-157-9379

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Management Data 1240-00-157-9379

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Effective Date: Organization; Unit of Issue; Unit Price; Qty Unit Pack
Mar 2023: Defense Logistics Agency (DS); EA; Subscribe; 1
Oct 2021: Department of the Navy (DN); EA; Subscribe; 1
Oct 2020: Department of the Navy (DN); EA; Subscribe; 1
Oct 2019: Department of the Navy (DN); EA; Subscribe; 1

MOE: USC; Code; Statement; Order of Use; Jump To Code; Qty Per Assy; UOM; Technical Document; Quantative Expression
Department of the Navy (DN): N; X; Formerly 1220
Defense Logistics Agency (DS): I; X; Formerly 1220

Navy

Cognizance:

9B: Navy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg

NATO Stock Numbers Related to 1240-00-157-9379

6650-33-103-0147 6650-14-520-9504 1240-14-448-2580 6650-27-011-0457 1240-14-418-0637 5855-27-008-8613 1240-14-334-4725 1240-14-437-0281 1240-14-330-9708 1240-14-421-6111 5855-27-018-2771 6760-12-314-9732 6650-99-342-0962 6650-21-920-8534 6650-12-344-9453 1240-21-887-4474 6650-27-024-1887 6650-25-136-4592

Freight Information 1240-00-157-9379

1240-00-157-9379 has freight characteristics.It has a National Motor Freight Classification (NMFC) of 058110. A Sub NMFC of X. It has a NMFC Description of OPTICAL GOODS OR INSTRUMENTS NOI. 1240-00-157-9379 is rated as class 200 when transported by Less-Than Truckload (LTL) freight. It has a Uniform Freight Classification (UFC) number of 33110 which rates the freight between FCL and LCL. 1240-00-157-9379 has a variance between NMFC and UFC when transported by rail and the description should be consulted. It has a Water Commodity Code (WCC) of 744 for ocean manifesting and military sealift. 1240-00-157-9379 is not classified as a special type of cargo when transported by water. 1240-00-157-9379 is not a consolidation and does not exceed 84" in any dimension. It should be compatible with a standard 72" Aircraft Cargo Door when transported by air.

Packaging Data 1240-00-157-9379

Responsible Activity
Packaging Data Source: Primary Inventory Control Activity (PICA); --

Item Pack Level (Unpackaged)

Item Size
Item Weight
Characteristics
Weight/Dimensions Category
Fragility
Item Preservation: --; --; --; 0.25 lb or less, one dimension 2" or less, other dimensions less than 24"; 85 to 110G; No Requirement

Unit Pack Level (Packaged)

Quantity per Pack
Unit Size
Unit Weight
Unit Cube
Preservation Method
Cleaning/Drying: 1; --; --; --; Physical Protection; Any Suitable Process

Preservation Material
Wrapping Material
Cushioning/Dunnage
Cushioning Thickness
Container
Special Marking: No Requirement; No Requirement; --; --; PPP-B-566, PPP-B-676, or ASTM-D5118, Folding, Setup or Fiberboard Box; No special marking

Intermediate Pack Level

Quantity of Unit Packs
Container: Any Suitable Fiber Box

Contracting Technical Data File (CTDF) 1240-00-157-9379 October 2021

Criticality and Quality

Critical Item Code:
Flight Safety:
Life Support:
Certified Samples:
Serialization:
First Article Test (FAT):
Certificate of Quality Compliance:
Production Lot Testing:
Special Testing:
Qualified Products List (QPL):

Commercial Properties

Government Furnished Material:
Government Furnished Tooling:
Government Furnished Property:
Price Evaluation Code:
Diminshing Manufacturing Sources:
Warranty:
Commerical Off The Shelf (COTS):
End Item Application:
Auctioning Candidate:
Source of Procurement:
Contract Option:

Restrictions

Boeing Rights Guard:
Export Controlled:
Controlled Technical Data Package (TDP):
Restricted Technical Data Package (TDP):
Contains Classified Material
Weapons System Indicator Code (WSIC):: N

Packaging Requirements

Packaging Determination Table:
Packaging Review Code:
Special Packaging Instruction Number (SPIN):
Special Packaging Instruction Number Revision:
Special Packaging Instruction Number Date:
Pallet Reference Number Required:

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