PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

620303Die,crimping Tool

Astro Tool Corp. · NSN 5120-00-133-0642 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-133-0642 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-133-0642. Primary manufacturer part number: 620303.
Features
  • Die,crimping Tool — FSC 5120
  • Specification/standard Data: 0U583-SAE AS22520 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Nondefinitive Spec/std Data: 2 TYPE
  • General Characteristics Item Description: SINGLE CLOSURE; 0.501 IN. HEX IN
  • 10 verified cross-references
  • Primary manufacturer: Astro Tool Corp.
Applications
  • Field maintenance and repair
  • Facility maintenance operations
  • General-purpose hand tools
General Description

The Die,crimping Tool, cataloged under National Stock Number 5120-00-133-0642, 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.. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 6 manufacturers, 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
NSN5120-00-133-0642
Primary Part Number620303
Item NameDie,crimping Tool
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerAstro Tool Corp.
StatusACTIVE
Specification/standard Data0U583-SAE AS22520 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Nondefinitive Spec/std Data2 TYPE
General Characteristics Item DescriptionSINGLE CLOSURE; 0.501 IN. HEX IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5905-00-082-72183X2250 INTERCHANGEABLE
Resistor,fixed,wire Wound
Ward Leonard Ct Llc
5935-00-088-8964MS3108R14S7PX INTERCHANGEABLE
Connector,plug,electrical
Sae International Dba Sae International
5955-00-149-9289443-1 INTERCHANGEABLE
Oscillator,crystal Controlled
Ametek Programmable Power, Inc.
4320-00-218-2544Y150 INTERCHANGEABLE
Plate Assembly,arma
Wildfire Pacific Inc
6240-00-265-65371H7027 INTERCHANGEABLE
Lamp,incandescent
Caterpillar Inc Div Caterpillar Defense
5962-00-318-2223 INTERCHANGEABLE
Microcircuit,digital
2520-00-390-94584431 INTERCHANGEABLE
Housing,clutch
Eaton Corp Transmission Div
5340-00-399-57251768CH INTERCHANGEABLE
Key Blank
Ilco Unican Corp Dba Wolf Sales
6625-00-583-15269157156 INTERCHANGEABLE
Detector,radio Frequency
Us Army Aviation and Missile Command
5999-00-674-23324431 INTERCHANGEABLE
Clip,electrical
Cooper Bussmann, Llc Dba Cooper Industries
Cross-Reference Index
Part NumberManufacturer
620303 Astro Tool Corp. (USA)
VG95236-T100 Baainbw Verteidigungsgerate-Normen (vg) (DEU)
M22520/5-31 General Services Administration Federal Supply Service (USA)
MIL-C-22520 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
AS22520 Sae International Dba Sae International (USA)
M22520/5-31 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
44-31 Daniels Manufacturing Corporation (USA)
Y150 Daniels Manufacturing Corporation (USA)
MIL-C-22520/5 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
AS22520/5 TY2 Sae International Dba Sae International (USA)
Related Parts
5905-00-082-7218INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND
3X2250
5935-00-088-8964INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
MS3108R14S7PX
5955-00-149-9289INTERCHANGEABLE
OSCILLATOR,CRYSTAL CONTROLLED
443-1
4320-00-218-2544INTERCHANGEABLE
PLATE ASSEMBLY,ARMA
Y150
6240-00-265-6537INTERCHANGEABLE
LAMP,INCANDESCENT
1H7027
5962-00-318-2223INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
2520-00-390-9458INTERCHANGEABLE
HOUSING,CLUTCH
4431
5340-00-399-5725INTERCHANGEABLE
KEY BLANK
1768CH
6625-00-583-1526INTERCHANGEABLE
DETECTOR,RADIO FREQUENCY
9157156
5999-00-674-2332INTERCHANGEABLE
CLIP,ELECTRICAL
4431
1620-00-699-0275INTERCHANGEABLE
SUPPORT,LINKAGE,DAMPER
5310-00-699-1269INTERCHANGEABLE
WASHER,FLAT
020199

Frequently Asked Questions

What is NSN 5120-00-133-0642?

NSN 5120-00-133-0642 is a Die,crimping Tool, manufactured by Astro Tool Corp., classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-00-133-0642?

NSN 5120-00-133-0642 has 10 cross-referenced part numbers: 620303 (Astro Tool Corp.), VG95236-T100 (Baainbw Verteidigungsgerate-Normen (vg)), M22520/5-31 (General Services Administration Federal Supply Service), MIL-C-22520 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), AS22520 (Sae International Dba Sae International) and 5 more.

What NSN replaces 5120-00-133-0642?

There are 12 known substitutes for 5120-00-133-0642: 5905-00-082-7218, 5935-00-088-8964, 5955-00-149-9289 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 620303?

Key specifications for 620303: Specification/standard Data: 0U583-SAE AS22520 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD; Nondefinitive Spec/std Data: 2 TYPE; End Item Identification: M22520/5-01 CRIMP TOOL; General Characteristics Item Description: SINGLE CLOSURE; 0.501 IN. HEX IN. 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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