PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

13814Boresight Mpss

Aimpoint Inc Dba Aimpoint Inc · NSN 4931-01-646-2521 · FSC 4931 · No Item Name Available
Verified by PartsTable
NSN 4931-01-646-2521 — this item is cataloged by the U.S. Government under National Stock Number 4931-01-646-2521. Primary manufacturer part number: 13814.
Features
  • Boresight Mpss — FSC 4931
  • 1 verified cross-reference
  • Primary manufacturer: Aimpoint Inc Dba Aimpoint Inc
Applications
  • Maintenance depot operations
  • Field repair and servicing
  • Vehicle maintenance facilities
General Description

The Boresight Mpss, cataloged under National Stock Number 4931-01-646-2521, is classified within Federal Supply Class 4931 (No Item Name Available) of the Maintenance and Repair Shop Equipment group. The primary manufacturer of record is Aimpoint Inc Dba Aimpoint Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4931-01-646-2521
Primary Part Number13814
Item NameBoresight Mpss
FSC / FSG4931 / 49 — No Item Name Available
ManufacturerAimpoint Inc Dba Aimpoint Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
6530-00-404-265400050 INTERCHANGEABLE
Bowl,surgical Sponge
Medegen Medical Products, Llc
5315-00-526-1216138-14 INTERCHANGEABLE
Pin,straight,headed
Goodrich Corporation
1740-00-716-51451-3814 INTERCHANGEABLE
Spindle Assembly,trailer
Pdi Ground Support Systems, Inc.
5307-00-914-576213814 INTERCHANGEABLE
Stud,plain
Brinkley Technology Group Llc Dba Hercules Manufacturing
4730-01-306-318913814 INTERCHANGEABLE
Restrictor,fluid Flow
Todd Combustion Inc
Cross-Reference Index
Part NumberManufacturer
13814 PRIMARY Aimpoint Inc Dba Aimpoint Inc (USA)
Related Parts
6530-00-404-2654INTERCHANGEABLE
BOWL,SURGICAL SPONGE
00050
5315-00-526-1216INTERCHANGEABLE
PIN,STRAIGHT,HEADED
138-14
1740-00-716-5145INTERCHANGEABLE
SPINDLE ASSEMBLY,TRAILER
1-3814
5307-00-914-5762INTERCHANGEABLE
STUD,PLAIN
13814
4730-01-306-3189INTERCHANGEABLE
RESTRICTOR,FLUID FLOW
13814

Frequently Asked Questions

What is NSN 4931-01-646-2521?

NSN 4931-01-646-2521 is a Boresight Mpss, manufactured by Aimpoint Inc Dba Aimpoint Inc, classified under FSC 4931 (No Item Name Available). Status: active.

What are the part numbers for NSN 4931-01-646-2521?

NSN 4931-01-646-2521 has 1 cross-referenced part number: 13814 (Aimpoint Inc Dba Aimpoint Inc).

What NSN replaces 4931-01-646-2521?

There are 5 known substitutes for 4931-01-646-2521: 6530-00-404-2654, 5315-00-526-1216, 1740-00-716-5145 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 13814?

Key specifications for 13814: End Item Identification: MK88MOD0,GUN MOUNT 25MM M242 MM. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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