PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1FFrame,spectacle

Wiley X, Inc. Dba Wiley X Inc · NSN 6540-01-617-5841 · FSC 6540 · No Item Name Available
Verified by PartsTable
NSN 6540-01-617-5841 — this item is cataloged by the U.S. Government under National Stock Number 6540-01-617-5841. Primary manufacturer part number: 1F.
Features
  • Frame,spectacle — FSC 6540
  • 2 verified cross-references
  • Primary manufacturer: Wiley X, Inc. Dba Wiley X Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Frame,spectacle, cataloged under National Stock Number 6540-01-617-5841, is classified within Federal Supply Class 6540 (No Item Name Available) of the Medical, Dental, and Veterinary Equipment group. The primary manufacturer of record is Wiley X, Inc. Dba Wiley X Inc. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameFrame,spectacle
FSC / FSG6540 — No Item Name Available (FSG 65)
ManufacturersFrontline Safety Australia Pty Ltd (CAGE Z0EG3); Wiley X, Inc. Dba Wiley X Inc (CAGE 0S7V7)
Technical Specifications
ParameterValue
NSN6540-01-617-5841
Primary Part Number1F
Item NameFrame,spectacle
FSC / FSG6540 / 65 — No Item Name Available
ManufacturerWiley X, Inc. Dba Wiley X Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
6625-00-084-2707431-2 INTERCHANGEABLE
Detecting Element,directional Co
Bird Electronic Corporation Div Bird Electronic Corp
4730-00-289-4245 INTERCHANGEABLE
Coupling Half,quick Disconnect
5990-00-636-4108 INTERCHANGEABLE
Synchro,receiver
5940-00-665-9555KSU23 INTERCHANGEABLE
Splice,conductor
Burndy Llc
4520-00-874-7781 INTERCHANGEABLE
Heater,space,electric
5975-00-939-87351F INTERCHANGEABLE
Collar,cable
Multi-Tech Industries Inc.
4910-01-005-7621 INTERCHANGEABLE
Guide Assembly,reel and Hose
5325-01-515-3005 INTERCHANGEABLE
Ring,retaining
Cross-Reference Index
Part NumberManufacturer
1F Frontline Safety Australia Pty Ltd (AUS)
1F PRIMARY Wiley X, Inc. Dba Wiley X Inc (USA)
Related Parts
6625-00-084-2707INTERCHANGEABLE
DETECTING ELEMENT,DIRECTIONAL CO
431-2
4730-00-289-4245INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
5990-00-636-4108INTERCHANGEABLE
SYNCHRO,RECEIVER
5940-00-665-9555INTERCHANGEABLE
SPLICE,CONDUCTOR
KSU23
4520-00-874-7781INTERCHANGEABLE
HEATER,SPACE,ELECTRIC
5975-00-939-8735INTERCHANGEABLE
COLLAR,CABLE
1F
4910-01-005-7621INTERCHANGEABLE
GUIDE ASSEMBLY,REEL AND HOSE
5325-01-515-3005INTERCHANGEABLE
RING,RETAINING

Frequently Asked Questions

What is NSN 6540-01-617-5841?

NSN 6540-01-617-5841 is a Frame,spectacle, manufactured by Wiley X, Inc. Dba Wiley X Inc, classified under FSC 6540 (No Item Name Available). Status: active.

What are the part numbers for NSN 6540-01-617-5841?

NSN 6540-01-617-5841 has 2 cross-referenced part numbers: 1F (Frontline Safety Australia Pty Ltd), 1F (Wiley X, Inc. Dba Wiley X Inc).

What NSN replaces 6540-01-617-5841?

There are 8 known substitutes for 6540-01-617-5841: 6625-00-084-2707, 4730-00-289-4245, 5990-00-636-4108 and 5 more. Verify interchangeability with system specifications before substitution.

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