PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

Y149Die,crimping Tool

Daniels Manufacturing Corporation · NSN 5120-01-335-8258 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-335-8258 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-335-8258. Primary manufacturer part number: Y149.
Features
  • Die,crimping Tool — FSC 5120
  • Specification/standard Data: 0U583-SAE AS22520 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • General Characteristics Item Description: SINGLE DIE CLOSURE; 0.475 IN. IN
  • 6 verified cross-references
  • Primary manufacturer: Daniels Manufacturing Corporation
Applications
  • Field maintenance and repair
  • Facility maintenance operations
  • General-purpose hand tools
General Description

The Die,crimping Tool, cataloged under National Stock Number 5120-01-335-8258, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Daniels Manufacturing Corporation. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-335-8258
Primary Part NumberY149
Item NameDie,crimping Tool
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerDaniels Manufacturing Corporation
StatusACTIVE
Specification/standard Data0U583-SAE AS22520 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
General Characteristics Item DescriptionSINGLE DIE CLOSURE; 0.475 IN. IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5120-00-116-3284 INTERCHANGEABLE
Die,crimping Tool
Cross-Reference Index
Part NumberManufacturer
AS22520 Sae International Dba Sae International (USA)
M22520/5-21 General Services Administration Federal Supply Service (USA)
AS22520/5-21 Sae International Dba Sae International (USA)
M22520/5-21 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Y149 PRIMARY Daniels Manufacturing Corporation (USA)
MIL-C-22520 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5120-00-116-3284INTERCHANGEABLE
DIE,CRIMPING TOOL

Frequently Asked Questions

What is NSN 5120-01-335-8258?

NSN 5120-01-335-8258 is a Die,crimping Tool, manufactured by Daniels Manufacturing Corporation, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-335-8258?

NSN 5120-01-335-8258 has 6 cross-referenced part numbers: AS22520 (Sae International Dba Sae International), M22520/5-21 (General Services Administration Federal Supply Service), AS22520/5-21 (Sae International Dba Sae International), M22520/5-21 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), Y149 (Daniels Manufacturing Corporation) and 1 more.

What NSN replaces 5120-01-335-8258?

There is 1 known substitute for 5120-01-335-8258: 5120-00-116-3284. Verify interchangeability with system specifications before substitution.

What are the specifications of Y149?

Key specifications for Y149: End Item Identification: M22520/5-01 CRIMP TOOL; Specification/standard Data: 0U583-SAE AS22520 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD; General Characteristics Item Description: SINGLE DIE CLOSURE; 0.475 IN. IN; Special Features: MIL-C-22520/5-21 EQUIVALENT. 4 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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