PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50-121-2Bolt,internal Wrenching

Bell Textron Inc · NSN 5306-01-520-8783 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-01-520-8783 — this item is cataloged by the U.S. Government under National Stock Number 5306-01-520-8783. Primary manufacturer part number: 50-121-2.
Features
  • Bolt,internal Wrenching — FSC 5306
  • Criticality Code Justification: AGAV
  • 5 verified cross-references
  • Primary manufacturer: Bell Textron Inc
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Bolt,internal Wrenching, cataloged under National Stock Number 5306-01-520-8783, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Bell Textron Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5306-01-520-8783
Primary Part Number50-121-2
Item NameBolt,internal Wrenching
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerBell Textron Inc
StatusACTIVE
Criticality Code JustificationAGAV
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
6105-01-527-2890505843P SUCCESSOR
Motor,alternating Current
Alliance Laundry Systems Llc
5325-00-926-5440501212 INTERCHANGEABLE
Ring,retaining
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
6130-01-389-7243501212 INTERCHANGEABLE
Battery Power Supply
Federal Marketing Co Div of Virginia Impression Products Inc
Cross-Reference Index
Part NumberManufacturer
50-121-2 PRIMARY Bell Textron Inc (USA)
121503-2 Monadnock Company, the Dba Lisi Aerospace (USA)
CA21390-2 Wesco Aircraft Hardware Corp. Dba Incora (USA)
CA21390-2 Howmet Global Fastening Systems Inc. Div Tridair Products (USA)
121503-2 Wesco Aircraft Hardware Corp. Dba Incora (USA)
Related Parts
6105-01-527-2890SUCCESSOR
MOTOR,ALTERNATING CURRENT
505843P
5325-00-926-5440INTERCHANGEABLE
RING,RETAINING
501212
6130-01-389-7243INTERCHANGEABLE
BATTERY POWER SUPPLY
501212

Frequently Asked Questions

What is NSN 5306-01-520-8783?

NSN 5306-01-520-8783 is a Bolt,internal Wrenching, manufactured by Bell Textron Inc, classified under FSC 5306 (No Item Name Available). Status: active.

What are the part numbers for NSN 5306-01-520-8783?

NSN 5306-01-520-8783 has 5 cross-referenced part numbers: 50-121-2 (Bell Textron Inc), 121503-2 (Monadnock Company, the Dba Lisi Aerospace), CA21390-2 (Wesco Aircraft Hardware Corp. Dba Incora), CA21390-2 (Howmet Global Fastening Systems Inc. Div Tridair Products), 121503-2 (Wesco Aircraft Hardware Corp. Dba Incora).

What NSN replaces 5306-01-520-8783?

There are 3 known substitutes for 5306-01-520-8783: 6105-01-527-2890, 5325-00-926-5440, 6130-01-389-7243. Verify interchangeability with system specifications before substitution.

What are the specifications of 50-121-2?

Key specifications for 50-121-2: Criticality Code Justification: AGAV; End Item Identification: MV-22 AIRCRAFT (V-22 LRIP 1 E-NSN ISIL). 2 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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