PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FF-T-350C TY II ST 2Thumbscrew

Federal Specifications Promulgated by General Services Administration Washington DC · NSN 5305-00-292-8420 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-292-8420 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-292-8420. Primary manufacturer part number: FF-T-350C TY II ST 2.
Features
  • Thumbscrew — FSC 5305
  • Nominal Thread Diameter: 0.500 INCHES IN
  • Thread Class: 2A A
  • Head Height: 1.062 INCHES NOMINAL IN
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Fastener Length: 1.000 INCHES NOMINAL IN
  • Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
  • Thread Quantity Per Inch: 13
Applications
  • Applications requiring Steel Comp 1006 Overall construction
General Description

The Thumbscrew, cataloged under National Stock Number 5305-00-292-8420, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Federal Specifications Promulgated by General Services Administration Washington DC. Government technical data includes 15 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: Active.

Technical Specifications
ParameterValue
NSN5305-00-292-8420
Primary Part NumberFF-T-350C TY II ST 2
Item NameThumbscrew
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerFederal Specifications Promulgated by General Services Administration Washington DC
StatusACTIVE
Nominal Thread Diameter0.500 INCHES IN
Thread Class2A A
Head Height1.062 INCHES NOMINAL IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Fastener Length1.000 INCHES NOMINAL IN
Surface Treatment Document and ClassificationQQ-P-416,TY 2,CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
Thread Quantity Per Inch13
Head StyleTHUMB NO. 4
Material Document and ClassificationAISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Point StyleFLAT
Thread DirectionRIGHT-HAND
Thread Length1.000 INCHES MAXIMUM IN
MaterialSTEEL COMP 1006 OVERALL
Surface TreatmentCADMIUM AND CHROMATE OVERALL
Width Between Flats1.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5905-00-186-3073RPS1R0 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Ohmite Holding, L.l.c. Dba Ohmite Manufacturing
5905-00-204-7749 INTERCHANGEABLE
Resistor,fixed,composition
3439-00-223-3757722699-211 INTERCHANGEABLE
Tip,electric Soldering Iron
Raytheon Company Div Rmd Strategic
5110-00-224-7058P1125 INTERCHANGEABLE
Cutter,wire Rope,hand Operated
Morse-Starrett Products Co
5905-00-283-3927 INTERCHANGEABLE
Resistor,current Regulating
5935-00-369-8019145369-1 INTERCHANGEABLE
Connector Body,plug,electrical
Northrop Grumman Systems Corporation
5930-00-407-2089101101LE INTERCHANGEABLE
Switch,rotary
Electro Switch Corp. Dba Electro Switch Corp
6760-00-432-5702SP-120-M001 INTERCHANGEABLE
Circulating Unit,silver Recovery
H R Simon and Company Inc
7450-00-538-6906 INTERCHANGEABLE
Recorder,sound
5930-00-568-9795SC-C-67038-1 INTERCHANGEABLE
Switch,rotary
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
Cross-Reference Index
Part NumberManufacturer
FF-T-350C TY II ST 2 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
P Usm Corp Sub of Emhart Industries Inc Parker-Kalon Fastener Div (USA)
Related Parts
5905-00-186-3073INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
RPS1R0
5905-00-204-7749INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
3439-00-223-3757INTERCHANGEABLE
TIP,ELECTRIC SOLDERING IRON
722699-211
5110-00-224-7058INTERCHANGEABLE
CUTTER,WIRE ROPE,HAND OPERATED
P1125
5905-00-283-3927INTERCHANGEABLE
RESISTOR,CURRENT REGULATING
5935-00-369-8019INTERCHANGEABLE
CONNECTOR BODY,PLUG,ELECTRICAL
145369-1
5930-00-407-2089INTERCHANGEABLE
SWITCH,ROTARY
101101LE
6760-00-432-5702INTERCHANGEABLE
CIRCULATING UNIT,SILVER RECOVERY
SP-120-M001
7450-00-538-6906INTERCHANGEABLE
RECORDER,SOUND
5930-00-568-9795INTERCHANGEABLE
SWITCH,ROTARY
SC-C-67038-1
5930-00-655-4131INTERCHANGEABLE
SWITCH,ROTARY
GA52517L1
5935-00-908-8642INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
2047299-2

Frequently Asked Questions

What is NSN 5305-00-292-8420?

NSN 5305-00-292-8420 is a Thumbscrew, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-292-8420?

NSN 5305-00-292-8420 has 2 cross-referenced part numbers: FF-T-350C TY II ST 2 (Federal Specifications Promulgated by General Services Administration Washington DC), P (Usm Corp Sub of Emhart Industries Inc Parker-Kalon Fastener Div).

What NSN replaces 5305-00-292-8420?

There are 12 known substitutes for 5305-00-292-8420: 5905-00-186-3073, 5905-00-204-7749, 3439-00-223-3757 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of FF-T-350C TY II ST 2?

Key specifications for FF-T-350C TY II ST 2: Nominal Thread Diameter: 0.500 INCHES IN; Thread Class: 2A A; Head Height: 1.062 INCHES NOMINAL IN; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC). 15 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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