PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

612521Locator,crimping to

Astro Tool Corp. · NSN 5120-00-251-9517 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-251-9517 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-251-9517. Primary manufacturer part number: 612521.
Features
  • Locator,crimping to — FSC 5120
  • 3 verified cross-references
  • Primary manufacturer: Astro Tool Corp.
Applications
  • Field maintenance and repair
  • Facility maintenance operations
  • General-purpose hand tools
General Description

The Locator,crimping to, cataloged under National Stock Number 5120-00-251-9517, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Astro Tool Corp.. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameLocator,crimping to
FSC / FSG5120 — No Item Name Available (FSG 51)
ManufacturersAstro Tool Corp. (CAGE 58164); Te Connectivity Corporation (CAGE 89020); Buchanan Crimp Tool Products Amerace Corp (CAGE 5N603)
Technical Specifications
ParameterValue
NSN5120-00-251-9517
Primary Part Number612521
Item NameLocator,crimping to
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerAstro Tool Corp.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6625-00-197-2365 INTERCHANGEABLE
Shunt,instrument
Cross-Reference Index
Part NumberManufacturer
612521 PRIMARY Astro Tool Corp. (USA)
612521 Te Connectivity Corporation (USA)
612521 Buchanan Crimp Tool Products Amerace Corp (USA)
Related Parts
6625-00-197-2365INTERCHANGEABLE
SHUNT,INSTRUMENT

Frequently Asked Questions

What is NSN 5120-00-251-9517?

NSN 5120-00-251-9517 is a Locator,crimping to, manufactured by Astro Tool Corp., classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-00-251-9517?

NSN 5120-00-251-9517 has 3 cross-referenced part numbers: 612521 (Astro Tool Corp.), 612521 (Te Connectivity Corporation), 612521 (Buchanan Crimp Tool Products Amerace Corp).

What NSN replaces 5120-00-251-9517?

There is 1 known substitute for 5120-00-251-9517: 6625-00-197-2365. Verify interchangeability with system specifications before substitution.

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