PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2635-008-01E8.4Bolt,captive

Main Machine Co., Inc. Div Main Machine & Tool Co. · NSN 5306-01-642-7349 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-01-642-7349 — this item is cataloged by the U.S. Government under National Stock Number 5306-01-642-7349. Primary manufacturer part number: 2635-008-01E8.4.
Features
  • Bolt,captive — FSC 5306
  • Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVSUP-WSS ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS
  • Criticality Code Justification: ZZZY
  • 2 verified cross-references
  • Primary manufacturer: Main Machine Co., Inc. Div Main Machine & Tool Co.
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Bolt,captive, cataloged under National Stock Number 5306-01-642-7349, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Main Machine Co., Inc. Div Main Machine & Tool Co.. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 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
NSN5306-01-642-7349
Primary Part Number2635-008-01E8.4
Item NameBolt,captive
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerMain Machine Co., Inc. Div Main Machine & Tool Co.
StatusACTIVE
Reference Number Differentiating CharacteristicsMATERIAL WILL BE IN ACCORDANCE WITH NAVSUP-WSS ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS
Criticality Code JustificationZZZY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5305-01-145-7609845-4687679-3 INTERCHANGEABLE
Screw,externally Relieved Body
Naval Ship Systems Command
Cross-Reference Index
Part NumberManufacturer
2635-008-01E8.4 Main Machine Co., Inc. Div Main Machine & Tool Co. (USA)
845-4687679-3 Naval Sea Systems Command (USA)
Related Parts
5305-01-145-7609INTERCHANGEABLE
SCREW,EXTERNALLY RELIEVED BODY
845-4687679-3

Frequently Asked Questions

What is NSN 5306-01-642-7349?

NSN 5306-01-642-7349 is a Bolt,captive, manufactured by Main Machine Co., Inc. Div Main Machine & Tool Co., classified under FSC 5306 (No Item Name Available). Status: active.

What are the part numbers for NSN 5306-01-642-7349?

NSN 5306-01-642-7349 has 2 cross-referenced part numbers: 2635-008-01E8.4 (Main Machine Co., Inc. Div Main Machine & Tool Co.), 845-4687679-3 (Naval Sea Systems Command).

What NSN replaces 5306-01-642-7349?

There is 1 known substitute for 5306-01-642-7349: 5305-01-145-7609. Verify interchangeability with system specifications before substitution.

What are the specifications of 2635-008-01E8.4?

Key specifications for 2635-008-01E8.4: Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVSUP-WSS ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS; Criticality Code Justification: ZZZY. 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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