PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4120Screw,machine

Federal Screw Products, Inc. · NSN 5305-00-059-8235 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-059-8235 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-059-8235. Primary manufacturer part number: 4120.
Features
  • Screw,machine — FSC 5305
  • Thread Class: 2A A
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Screw Material Document and Classification: QQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-W-321 FED SPEC SINGLE MATERIAL RESPONSE
  • Nominal Thread Diameter: 0.112 INCHES IN
  • Thread Quantity Per Inch: 40
  • Minimum Tensile Strength: 57000 POUNDS PER SQUARE INCH LBS
  • Head Diameter: 0.205 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-00-059-8235, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Federal Screw Products, Inc.. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 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
NSN5305-00-059-8235
Primary Part Number4120
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerFederal Screw Products, Inc.
StatusCANCELLED
Thread Class2A A
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Screw Material Document and ClassificationQQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-W-321 FED SPEC SINGLE MATERIAL RESPONSE
Nominal Thread Diameter0.112 INCHES IN
Thread Quantity Per Inch40
Minimum Tensile Strength57000 POUNDS PER SQUARE INCH LBS
Head Diameter0.205 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN
Fastener Length0.094 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Screw MaterialCOPPER ALLOY
Internal Drive StyleCROSS RECESS TYPE 1
Head Height0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN
Thread Length0.075 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
Head StylePAN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4730-00-072-6244504 INTERCHANGEABLE
Plug,pipe
Lawler Manufacturing Company, Inc.
4210-00-109-4314 INTERCHANGEABLE
Bracket,fire Extinguisher
3120-00-339-3204 INTERCHANGEABLE
Bearing,sleeve
4320-00-359-9270 INTERCHANGEABLE
Impeller
4320-00-542-3198 INTERCHANGEABLE
Ram,hydraulic
4010-00-619-8038 INTERCHANGEABLE
Chain,bead
4730-00-801-9027 INTERCHANGEABLE
Trap,steam
4820-01-006-3623B42XS4 INTERCHANGEABLE
Valve,plug
Swagelok Co
6850-01-026-72394120 INTERCHANGEABLE
Toner and Dispersant Kit
Ricoh Americas Corporation
4210-01-058-21644120 INTERCHANGEABLE
Cap,blow-Off
Tyco Fire Products Lp
Cross-Reference Index
Part NumberManufacturer
4120 Federal Screw Products, Inc. (USA)
434-0283-000 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
MS35214-10 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
434-0283-00 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
Related Parts
4730-00-072-6244INTERCHANGEABLE
PLUG,PIPE
504
4210-00-109-4314INTERCHANGEABLE
BRACKET,FIRE EXTINGUISHER
3120-00-339-3204INTERCHANGEABLE
BEARING,SLEEVE
4320-00-359-9270INTERCHANGEABLE
IMPELLER
4320-00-542-3198INTERCHANGEABLE
RAM,HYDRAULIC
4010-00-619-8038INTERCHANGEABLE
CHAIN,BEAD
4730-00-801-9027INTERCHANGEABLE
TRAP,STEAM
4820-01-006-3623INTERCHANGEABLE
VALVE,PLUG
B42XS4
6850-01-026-7239INTERCHANGEABLE
TONER AND DISPERSANT KIT
4120
4210-01-058-2164INTERCHANGEABLE
CAP,BLOW-OFF
4120
5340-01-086-3502INTERCHANGEABLE
PLUG,EXPANSION
41-20
1005-01-120-4792INTERCHANGEABLE
COVER,BALLISTIC
209F565

Frequently Asked Questions

What is NSN 5305-00-059-8235?

NSN 5305-00-059-8235 is a Screw,machine, manufactured by Federal Screw Products, Inc., classified under FSC 5305 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5305-00-059-8235?

NSN 5305-00-059-8235 has 4 cross-referenced part numbers: 4120 (Federal Screw Products, Inc.), 434-0283-000 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), MS35214-10 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 434-0283-00 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems).

What NSN replaces 5305-00-059-8235?

There are 12 known substitutes for 5305-00-059-8235: 4730-00-072-6244, 4210-00-109-4314, 3120-00-339-3204 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4120?

Key specifications for 4120: Thread Class: 2A A; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Screw Material Document and Classification: QQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-W-321 FED SPEC SINGLE MATERIAL RESPONSE; Nominal Thread Diameter: 0.112 INCHES IN. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5305-00-059-8235 still in active supply?

NSN 5305-00-059-8235 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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