Optical Element Retaining Ring

NSN: 1240-00-045-4379 | Model: 10547913

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

1240-00-045-4379

DEMIL

Yes - ITAR Controlled (Code B)

Outside Diameter

Between 1.710 inches and 1.720 inches

Aperture Diameter

1.5625 inches

Thread Location

Internal

Internal Flange Thickness

0.3750 inches

Material

Steel, qq-s-763, class 303, cond a or steel, qq-s-764, type 416, cond a-canceled

Material

Steel comp 303 or steel comp 416

Material Specification

Qq-s-763, class 303, cond a federal specification 1st material response and qq-s-764, type 416, cond a-canceled federal specification 2nd material response

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 1240-00-045-4379 Datasheet

Supply Class (FSC):

Optical Sighting And Ranging Equipment

Cross Reference:

10547913

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:

058110 - Optical goods or instruments noi
WCC:

744 - Optical goods
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.
LTL:

D - 200.0
ACC:

M - Medical supplies, equipment, samples, records, etc.
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
-------
Repariability

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $59.86 to $99.77..
Does NSN 1240-00-045-4379 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Defense Logistics Agency
What is the NIIN of NSN 1240-00-045-4379?
000454379 or 00-045-4379
Does NSN 1240-00-045-4379 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 1240-00-045-4379?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
May 09, 1967