Optical Element Retaining Ring

NSN: 1240-00-079-5185 | Model: 929C956P1

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.

NSN Properties and Flags

NATO Stock Number

1240-00-079-5185

DEMIL

Yes - ITAR Controlled (Code D)

Outside Diameter

Between 4.885 inches and 4.895 inches

Aperture Diameter

Between 4.090 inches and 4.110 inches

Mounting Configuration

Four mounting holes

Internal Flange Thickness

Between 0.047 inches and 0.050 inches

Knurled Periphery

Not provided

Material

Aluminum alloy, ww-t-700/6, 6061t6, type i

Material

Aluminum alloy, ww-t-700/6, 6061t6, type i

Surface Treatment

Anodized black

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

Certified Quality Assurance

ISO 9001:2015 + AS9120B
Counterfeit Parts Prevention
100% Product Inspections
7 Year Record Retention
On Time Delivery
HAZMAT Certified
Worldwide Shipping

NSN 1240-00-079-5185 Datasheet

Supply Class (FSC):

Optical Sighting And Ranging Equipment

Cross Reference:

929C956P1

Cage Codes:

Bae Systems Controls Inc. (CAGE 89954)

Schedule B & Trade:

Schedule B: 9803200000 (NAICS 990000)

Military equipments not identified by kind
SITC: 93100

Special transactions and commodities not classified according to kind
End Use: 50060

Military apparel and footwear

Identification:

HMIC

N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

PMIC

A - Item does not contain precious metal.

ADPE

- Represents items with no adp components

CRITL

- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Freight Information:

NMFC:

095190 - Hardware, noi
WCC:

713 - Metal hardware
ADC:

A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
ACC:

H - Instruments/equipment/supplies for radio, communications, electrical, laboratory, etc. (includes signal corps)
LTL:

W - Rating variable
SHC:

Z - Other or no special handling required (sh)
TCC:

Z - No special type of cargo code applicable

NSN Management Codes:

SOS
Sms
AAC
Z
Quantity per pack
1
Unit of Measure
Ea
Shelf Life
N/A
Classification Control
7
MGMT_CTL
Sf9---n
Repariability

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $75.25 to $125.42..
Does NSN 1240-00-079-5185 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Department Of The Air Force, Germany, Republic Of Korea, and Turkey
What is the NIIN of NSN 1240-00-079-5185?
000795185 or 00-079-5185
Does NSN 1240-00-079-5185 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 1240-00-079-5185?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Dec 04, 1967