NSN

1240-01-291-7137

Ring,Retaining,Optical Element

FSC 1240OPTICAL SIGHTING AND RANGING EQUIPMENTFSG 12FIRE CONTROL EQUIPMENT

Unit Price

$795.20

per EA

3 parts / 2 mfrs

Part Numbers for NSN 1240-01-291-71373 records
Part NumberCAGEManufacturerRNCCRNVC
717511333-00104939Lockheed Martin Corporation59
717511336-00904939Lockheed Martin Corporation32
717511336-00961999Vital Engineered Components Company, Inc.52
Manufacturers (2)

Lockheed Martin Corporation

CAGE 04939
View NSNs

Vital Engineered Components Company, Inc.

CAGE 61999
View NSNs
Price History
Effective DateUnit PriceUISLC
01-OCT-2025$795.20EA0
01-OCT-2025$795.20EA0
Identification Data

DEMIL

B

HMIC

N

PMIC

A

ESD/EMI

Item Characteristics
MRCRequirementReply
AAJDTHREAD CLASS2B
AAJETHREAD PITCH DIAMETERS+4.1313 TO 4.1700 INCHES
AAJFTHREAD DIRECTIONRIGHT-HAND
AAVZGROOVE DIAMETER4.180 INCHES NOMINAL
ABHPOVERALL LENGTH0.450 INCHES NOMINAL
ABKVOUTSIDE DIAMETER4.290 INCHES NOMINAL
ABUJTHREAD SIZE4 11/64-28
ABVLAPERTURE DIAMETER3.917 INCHES NOMINAL
ADWAINNER GROOVE WIDTH0.0500 INCHES NOMINAL
AGAVEND ITEM IDENTIFICATIONLANTIRN TARGET PROJECT
AJYPSCREW THREAD SERIES DESIGNATORUNS
APJCTHREAD LOCATIONINTERNAL
BMTLINTERNAL FLANGE THICKNESS0.063 INCHES NOMINAL
BMTYGROOVE LOCATIONADJACENT TO INTERNAL FLANGE

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Quick Reference

NSN1240-01-291-7137
NIIN012917137
FSC1240
PRICE$795.20
DEMILB
PARTS3
MFRS2

About NSN 1240-01-291-7137

NSN 1240-01-291-7137 is a National Stock Number assigned to Ring,Retaining,Optical Element. This NSN part number belongs to Federal Supply Class 1240 (OPTICAL SIGHTING AND RANGING EQUIPMENT) under Federal Supply Group 12 (FIRE CONTROL EQUIPMENT). There are 3 part numbers associated with this NSN from 2 manufacturers.

The current government unit price for NSN 1240-01-291-7137 is $795.20. Price history shows 2 recorded price changes.

To find the part number for NSN 1240-01-291-7137, refer to the part number cross-reference table above. Each part number is linked to its manufacturer through a CAGE (Commercial and Government Entity) code.