PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

311-22Thumbscrew

Federal Div of Victoreen Instrument Co Inc · NSN 5305-00-322-4451 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-322-4451 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-322-4451. Primary manufacturer part number: 311-22.
Features
  • Thumbscrew — FSC 5305
  • Nominal Thread Diameter: 0.500 INCHES IN
  • Thread Series Designator: UNF
  • Surface Treatment: ZINC OVERALL
  • Head Style: KNURLED NO. 1
  • Thread Length: 0.525 INCHES MINIMUM IN
  • Fastener Length: 0.525 INCHES NOMINAL IN
  • Material Document and Classification: QQ-S-637 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Thumbscrew, cataloged under National Stock Number 5305-00-322-4451, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Federal Div of Victoreen Instrument Co Inc. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-322-4451
Primary Part Number311-22
Item NameThumbscrew
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerFederal Div of Victoreen Instrument Co Inc
StatusACTIVE
Nominal Thread Diameter0.500 INCHES IN
Thread Series DesignatorUNF
Surface TreatmentZINC OVERALL
Head StyleKNURLED NO. 1
Thread Length0.525 INCHES MINIMUM IN
Fastener Length0.525 INCHES NOMINAL IN
Material Document and ClassificationQQ-S-637 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Thread DirectionRIGHT-HAND
Thread Quantity Per Inch20
Point StyleFLAT
Head Height0.287 INCHES NOMINAL IN
Thread Class2A A
Head Diameter1.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
3220-00-025-835231-131W/50-139 INTERCHANGEABLE
Sander,disk
Delta Intl Machinery Corp
3220-00-204-245531-120 INTERCHANGEABLE
Sander,disk
Major Corp
3455-00-228-5295 INTERCHANGEABLE
Cutter,milling,end
3020-00-858-050631122 INTERCHANGEABLE
Gear,bevel
Integral Aerospace, Llc Dba Pcx Aerosystems - Santa Ana Div Integral Aerospace, Llc Dba Pcx Aerosystems - Santa Ana
3040-01-221-083131122 INTERCHANGEABLE
Shaft,shouldered
Linear Industries, Ltd. Dba Linear Industries Ltd
4140-01-649-493331122 INTERCHANGEABLE
Shroud,fan,axial
Generac Mobile Products, Llc
5940-01-707-879131122 INTERCHANGEABLE
Terminal,lug
Te Connectivity Corporation
Cross-Reference Index
Part NumberManufacturer
311-22 Federal Div of Victoreen Instrument Co Inc (USA)
Related Parts
3220-00-025-8352INTERCHANGEABLE
SANDER,DISK
31-131W/50-139
3220-00-204-2455INTERCHANGEABLE
SANDER,DISK
31-120
3455-00-228-5295INTERCHANGEABLE
CUTTER,MILLING,END
3020-00-858-0506INTERCHANGEABLE
GEAR,BEVEL
31122
3040-01-221-0831INTERCHANGEABLE
SHAFT,SHOULDERED
31122
4140-01-649-4933INTERCHANGEABLE
SHROUD,FAN,AXIAL
31122
5940-01-707-8791INTERCHANGEABLE
TERMINAL,LUG
31122

Frequently Asked Questions

What is NSN 5305-00-322-4451?

NSN 5305-00-322-4451 is a Thumbscrew, manufactured by Federal Div of Victoreen Instrument Co Inc, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-322-4451?

NSN 5305-00-322-4451 has 1 cross-referenced part number: 311-22 (Federal Div of Victoreen Instrument Co Inc).

What NSN replaces 5305-00-322-4451?

There are 7 known substitutes for 5305-00-322-4451: 3220-00-025-8352, 3220-00-204-2455, 3455-00-228-5295 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 311-22?

Key specifications for 311-22: Nominal Thread Diameter: 0.500 INCHES IN; Thread Series Designator: UNF; Surface Treatment: ZINC OVERALL; Head Style: KNURLED NO. 1. 13 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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