Optical Element Retainer

NSN: 1240-00-155-3343 | Model: 323285-7

A cylindrical, externally threaded item having a centrally located hole specifically designed to retain by means of either a raised box (shoulder), or counterbore, countersink, or a similar shaped recess, an optical element such as a lens, reticle, cell, and the like, in optical assemblies. It must have drilled holes or slots to facilitate assembly and disassembly. For items which house the optical elemen (s) , and form the internal or central portions of an optical system, see cell, optical element. Excludes ring, externally threaded.

NSN Properties and Flags

NATO Stock Number

1240-00-155-3343

DEMIL

Yes - ITAR Controlled (Code B)

Hole Diameter

0.188 inches

Width

0.060 inches

Overall Length

0.200 inches

Hole Or Slot Quantity

Recess Angle In Deg

30.0

Recess Depth

0.150 inches

Thread Size

0.438 in.-20

Depth

0.050 inches

End Application

Telescope mk79

Drive Type

Slotted

Drive Facility Angular Spacing In Deg

180.0

Guide Design

Thread relief

Guide Location

Edge opposite drive edge

Internal Annular Serration

Not provided

Setscrew Notch

Not provided

Hole Chamfer Angle In Deg

0.0

Hole Chamfer Diameter

0.188 inches

Material

Brass

Material

Copper alloy

Style Designator

Recessed

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 1240-00-155-3343 Datasheet

Supply Class (FSC):

Optical Sighting And Ranging Equipment

Cross Reference:

323285-7
3232857
323285PC7
323285PC7

Cage Codes:

Navair and Navsea Managed (CAGE 10001)
Naval Air Systems Command (CAGE 30003)
Alliant Techsystems Inc (CAGE 08638)

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 sub 9
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:

Q - 70.0
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
9b-----
Repariability

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $65.93 to $109.89..
Does NSN 1240-00-155-3343 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 Navy, U.s. Coast Guard, Brazil, Spain, Thailand, Republic Of Korea, Philippines, Italy, Denmark, Greece, and Turkey
What is the NIIN of NSN 1240-00-155-3343?
001553343 or 00-155-3343
Does NSN 1240-00-155-3343 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 1240-00-155-3343?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jan 01, 1963