PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6230Screw,machine

Botoman Mfg Co Inc · NSN 5305-00-639-4462 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-639-4462 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-639-4462. Primary manufacturer part number: 6230.
Features
  • Screw,machine — FSC 5305
  • Nominal Thread Diameter: 0.250 INCHES IN
  • Internal Drive Style: CROSS RECESS TYPE 1
  • Screw Material Document and Classification: AMS 6320 ASSN STD SINGLE MATERIAL RESPONSE
  • Thread Quantity Per Inch: 28
  • Screw Surface Treatment: CADMIUM
  • Head Height: 0.146 INCHES MINIMUM AND 0.166 INCHES MAXIMUM IN
  • Fastener Length: 1.740 INCHES MINIMUM AND 1.760 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-00-639-4462, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Botoman Mfg Co Inc. Government technical data includes 14 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5305-00-639-4462
Primary Part Number6230
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerBotoman Mfg Co Inc
StatusCANCELLED
Nominal Thread Diameter0.250 INCHES IN
Internal Drive StyleCROSS RECESS TYPE 1
Screw Material Document and ClassificationAMS 6320 ASSN STD SINGLE MATERIAL RESPONSE
Thread Quantity Per Inch28
Screw Surface TreatmentCADMIUM
Head Height0.146 INCHES MINIMUM AND 0.166 INCHES MAXIMUM IN
Fastener Length1.740 INCHES MINIMUM AND 1.760 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Screw MaterialSTEEL COMP 8735
Head Diameter0.389 INCHES MINIMUM AND 0.414 INCHES MAXIMUM IN
Thread Series DesignatorUNF
Thread Length0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN
Head StyleFLAT CHAMFER
Thread Class3A A
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3110-00-144-89736230 INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
3110-00-158-66431405 INTERCHANGEABLE
Bearing,ball,thrust
Abc Acquisition Company Dba Aetna Bearing Company
5331-00-162-58057-57-076 INTERCHANGEABLE
O-Ring
Akron Brass Company
5330-00-292-0499302545 INTERCHANGEABLE
Seal,plain Encased
Brp Us Inc
6625-00-649-366022454 INTERCHANGEABLE
Ammeter
Naval Ship Systems Command
5310-00-740-28447402844 INTERCHANGEABLE
Nut Lock
U S Army Tank Automotive Command Amsta-Im-Mm
5342-00-763-27866230 INTERCHANGEABLE
Fastener,panel
Paneloc Corp the
5950-00-952-94321801093 INTERCHANGEABLE
Transformer,power
Northrop Grumman Systems Corporation
5330-01-115-94996230 INTERCHANGEABLE
Gasket
Hose-Mccann Telephone Co, Inc
5325-01-116-84276230 INTERCHANGEABLE
Receptacle,turnlock Fastener
Paneloc Corp the
Cross-Reference Index
Part NumberManufacturer
6230 Botoman Mfg Co Inc (USA)
EAB1750 Us Army Aviation and Missile Command (USA)
Related Parts
3110-00-144-8973INTERCHANGEABLE
BEARING,BALL,ANNULAR
6230
3110-00-158-6643INTERCHANGEABLE
BEARING,BALL,THRUST
1405
5331-00-162-5805INTERCHANGEABLE
O-RING
7-57-076
5330-00-292-0499INTERCHANGEABLE
SEAL,PLAIN ENCASED
302545
6625-00-649-3660INTERCHANGEABLE
AMMETER
22454
5310-00-740-2844INTERCHANGEABLE
NUT LOCK
7402844
5342-00-763-2786INTERCHANGEABLE
FASTENER,PANEL
6230
5950-00-952-9432INTERCHANGEABLE
TRANSFORMER,POWER
1801093
5330-01-115-9499INTERCHANGEABLE
GASKET
6230
5325-01-116-8427INTERCHANGEABLE
RECEPTACLE,TURNLOCK FASTENER
6230
2840-01-215-4784INTERCHANGEABLE
FLOAT,OIL LEVEL
2-300-994-01
5130-01-399-2713INTERCHANGEABLE
SAW,BAND,ELECTRIC,PORTABLE
DWM120

Frequently Asked Questions

What is NSN 5305-00-639-4462?

NSN 5305-00-639-4462 is a Screw,machine, manufactured by Botoman Mfg Co Inc, classified under FSC 5305 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5305-00-639-4462?

NSN 5305-00-639-4462 has 2 cross-referenced part numbers: 6230 (Botoman Mfg Co Inc), EAB1750 (Us Army Aviation and Missile Command).

What NSN replaces 5305-00-639-4462?

There are 12 known substitutes for 5305-00-639-4462: 3110-00-144-8973, 3110-00-158-6643, 5331-00-162-5805 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 6230?

Key specifications for 6230: Nominal Thread Diameter: 0.250 INCHES IN; Internal Drive Style: CROSS RECESS TYPE 1; Screw Material Document and Classification: AMS 6320 ASSN STD SINGLE MATERIAL RESPONSE; Thread Quantity Per Inch: 28. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5305-00-639-4462 still in active supply?

NSN 5305-00-639-4462 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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