PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8-1001Sight,bore,optical

Graflex Inc · NSN 1240-01-563-7476 · FSC 1240 · No Item Name Available
Verified by PartsTable
NSN 1240-01-563-7476 — this item is cataloged by the U.S. Government under National Stock Number 1240-01-563-7476. Primary manufacturer part number: 8-1001.
Features
  • Sight,bore,optical — FSC 1240
  • Magnification Type: FIXED
  • Bracket: NOT PROVIDED
  • Carrying Case: NOT PROVIDED
  • Objective Aperture Diameter: 32.0 MILLIMETERS NOMINAL MM
  • Optical Device Type: LENS
  • Scale Markings: NOT PROVIDED
  • Focusing Type: FIXED
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Sight,bore,optical, cataloged under National Stock Number 1240-01-563-7476, is classified within Federal Supply Class 1240 (No Item Name Available) of the Fire Control Equipment group. The primary manufacturer of record is Graflex Inc. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1240-01-563-7476
Primary Part Number8-1001
Item NameSight,bore,optical
FSC / FSG1240 / 12 — No Item Name Available
ManufacturerGraflex Inc
StatusACTIVE
Magnification TypeFIXED
BracketNOT PROVIDED
Carrying CaseNOT PROVIDED
Objective Aperture Diameter32.0 MILLIMETERS NOMINAL MM
Optical Device TypeLENS
Scale MarkingsNOT PROVIDED
Focusing TypeFIXED
Magnification0.4X NOMINAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5340-00-153-76688-1001 INTERCHANGEABLE
Clamp,synchro
Clark Material Handling Company
2815-00-361-272181001 INTERCHANGEABLE
Cylinder Sleeve
Brinkley Technology Group Llc Dba Hercules Manufacturing
3040-00-538-15958100/1 INTERCHANGEABLE
Shaft,straight
Hayward Tyler Ltd
5310-00-541-020122F1-448 INTERCHANGEABLE
Nut,self-Locking,clinch
Sps Technologies, Llc Dba PB Fasteners
5945-01-012-8186247AS-C0567-001 INTERCHANGEABLE
Chopper,electronic
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
5995-01-103-002181001-28 INTERCHANGEABLE
Lead,electrical
Jenny Products, Inc
5995-01-103-892981001-25 INTERCHANGEABLE
Lead,electrical
Hdt Expeditionary Systems Inc
5950-01-121-7877 INTERCHANGEABLE
Transformer,current
4820-01-145-5907458-50004-503 INTERCHANGEABLE
Valve,check
Meggitt North Hollywood Inc
6625-01-203-5722628-19288 INTERCHANGEABLE
Voltmeter
Phaostron Instrument and Electronic Company
Cross-Reference Index
Part NumberManufacturer
8-1001 PRIMARY Graflex Inc (USA)
Related Parts
5340-00-153-7668INTERCHANGEABLE
CLAMP,SYNCHRO
8-1001
2815-00-361-2721INTERCHANGEABLE
CYLINDER SLEEVE
81001
3040-00-538-1595INTERCHANGEABLE
SHAFT,STRAIGHT
8100/1
5310-00-541-0201INTERCHANGEABLE
NUT,SELF-LOCKING,CLINCH
22F1-448
5945-01-012-8186INTERCHANGEABLE
CHOPPER,ELECTRONIC
247AS-C0567-001
5995-01-103-0021INTERCHANGEABLE
LEAD,ELECTRICAL
81001-28
5995-01-103-8929INTERCHANGEABLE
LEAD,ELECTRICAL
81001-25
5950-01-121-7877INTERCHANGEABLE
TRANSFORMER,CURRENT
4820-01-145-5907INTERCHANGEABLE
VALVE,CHECK
458-50004-503
6625-01-203-5722INTERCHANGEABLE
VOLTMETER
628-19288
3040-01-278-5555INTERCHANGEABLE
PISTON,LINEAR ACTUATING CYLINDER
8101
1680-01-481-9293INTERCHANGEABLE
LIGHT FORMATION,AIR
8100-1

Frequently Asked Questions

What is NSN 1240-01-563-7476?

NSN 1240-01-563-7476 is a Sight,bore,optical, manufactured by Graflex Inc, classified under FSC 1240 (No Item Name Available). Status: active.

What are the part numbers for NSN 1240-01-563-7476?

NSN 1240-01-563-7476 has 1 cross-referenced part number: 8-1001 (Graflex Inc).

What NSN replaces 1240-01-563-7476?

There are 12 known substitutes for 1240-01-563-7476: 5340-00-153-7668, 2815-00-361-2721, 3040-00-538-1595 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8-1001?

Key specifications for 8-1001: Magnification Type: FIXED; Bracket: NOT PROVIDED; Carrying Case: NOT PROVIDED; Objective Aperture Diameter: 32.0 MILLIMETERS NOMINAL MM. 10 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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