Optical Element Retainer

NSN: 1240-00-210-4396 | Model: 789PC4

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

1240-00-210-4396

DEMIL

Hole Diameter

Between 1.457 inches and 1.462 inches

Overall Length

Between 0.247 inches and 0.253 inches

Hole Or Slot Quantity

Recess Diameter

Between 1.541 inches and 1.543 inches

Recess Depth

Between 0.122 inches and 0.128 inches

Diameter

0.079 inches

Thread Size

1.874 in.-32

Depth

0.250 inches

End Application

Telescope

Drive Type

Drilled hole

Drive Facility Angular Spacing In Deg

90.0

Radius From Geometric Axis To Hole Center

Between 0.856 inches and 0.862 inches

Guide Design

Thread chamfer

Guide Location

Both edges

Internal Annular Serration

Not provided

Setscrew Notch

Not provided

Hole Chamfer Angle In Deg

0.0

Hole Chamfer Diameter

Between 1.457 inches and 1.462 inches

Material

Aluminum alloy

Material

Aluminum alloy

Style Designator

Recessed

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 1240-00-210-4396 Datasheet

Supply Class (FSC):

Optical Sighting And Ranging Equipment

Cross Reference:

789PC4
1390118
789PC4

Cage Codes:

American Optical Co (CAGE 02622)
Navair and Navsea Managed (CAGE 10001)
Leica Inc (CAGE 78039)

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
S9e
AAC
Y
Quantity per pack
1
Unit of Measure
Ea
Shelf Life
N/A
Classification Control
U
MGMT_CTL
9n-----
Repariability

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $31.51 to $52.52..
Does NSN 1240-00-210-4396 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Spain, and Turkey
What is the NIIN of NSN 1240-00-210-4396?
002104396 or 00-210-4396
Does NSN 1240-00-210-4396 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 1240-00-210-4396?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jan 01, 1963