Optical Element Retaining Ring

NSN: 1240-00-328-5606 | Model: 10558952

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

1240-00-328-5606

DEMIL

Groove Diameter

3.130 inches

Outside Diameter

3.250 inches

Aperture Diameter

2.900 inches

Inner Groove Width

0.140 inches

Mounting Configuration

3 threaded holes equally spaced 120 degrees apart around outside dia; 0.138-32unc-2b

Internal Flange Thickness

0.310 inches

Groove Location

Adjacent to internal flange

Knurled Periphery

Not provided

Material

Aluminum alloy, ww-t-700/3, t3 or aluminum alloy, ww-t-700/6, t6 or aluminum alloy, qq-a-200/3, t4 or aluminum alloy, qq-a-200/8, 6061, t6 or aluminum alloy, qq-a-225/6, t4 or aluminum alloy, qq-a-225/8, alloy 6061, t6 or aluminum alloy, qq-a-250/4, t4 or aluminum alloy, qq-a-250/11, t6

Material

Aluminum alloy 2024 or aluminum alloy 6061 or aluminum alloy 2024 or aluminum alloy 6061 or aluminum alloy 2024 or aluminum alloy 6061 or aluminum alloy 2024 or aluminum alloy 6061

Material Specification

Ww-t-700/3, t3 federal specification 1st material response and ww-t-700/6, t6 federal specification 2nd material response and qq-a-200/3, t4 federal specification 3rd material response and qq-a-200/8, 6061, t6 federal specification 4th material response and qq-a-225/6, t4 federal specification 5th material response and qq-a-225/8, alloy 6061, t6 federal specification 6th material response and qq-a-250/4, t4 federal specification 7th material response and qq-a-250/11, t6 federal specification 8th material response

Surface Treatment

Dull black

Fsc Application Data

Collimator

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 1240-00-328-5606 Datasheet

Supply Class (FSC):

Optical Sighting And Ranging Equipment

Cross Reference:

10558952

Cage Codes:

Us Army Ardec Rdecom (CAGE 19200)

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

U - Precious metal content is unknown

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:

013120 - Aluminum article noi sub 6
WCC:

72D - Communications/electronics, other than sigint/ew or comsec repair parts and components
SHC:

9 - Other or no special handling required (sh)
ADC:

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

E - Engineer supplies, other than those listed under code b.
LTL:

J - 100.0
TCC:

Z - No special type of cargo code applicable

NSN Management Codes:

SOS
Sms
AAC
J
Quantity per pack
1
Unit of Measure
Ea
Shelf Life
N/A
Classification Control
U
MGMT_CTL
Q2200x-
Repariability
Item requires special handling or condemnation procedures for specific reasons, such as precious metal content, high dollar value, critical material, or hazardous materiel. refer to appropriate manuals or directives for specific instructions.

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $49.41 to $82.35..
Does NSN 1240-00-328-5606 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 Army
What is the NIIN of NSN 1240-00-328-5606?
003285606 or 00-328-5606
Does NSN 1240-00-328-5606 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 1240-00-328-5606?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Dec 03, 1973