PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A29006Thumbscrew

Chicago Steel Tape Co Inc Berger Instruments Co Inc · NSN 5305-00-880-7772 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-880-7772 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-880-7772. Primary manufacturer part number: A29006.
Features
  • Thumbscrew — FSC 5305
  • Head Style: KNURLED NO. 1
  • Thread Direction: RIGHT-HAND
  • Head Diameter: 0.500 INCHES NOMINAL IN
  • Surface Treatment: LACQUER OVERALL
  • Thread Series Designator: UNF
  • Material Document and Classification: ASTM B-16 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Material: COPPER ALLOY 360 OVERALL
Applications
  • Applications requiring Copper Alloy 360 Overall construction
General Description

The Thumbscrew, cataloged under National Stock Number 5305-00-880-7772, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Chicago Steel Tape Co Inc Berger Instruments Co Inc. Government technical data includes 14 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-880-7772
Primary Part NumberA29006
Item NameThumbscrew
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerChicago Steel Tape Co Inc Berger Instruments Co Inc
StatusACTIVE
Head StyleKNURLED NO. 1
Thread DirectionRIGHT-HAND
Head Diameter0.500 INCHES NOMINAL IN
Surface TreatmentLACQUER OVERALL
Thread Series DesignatorUNF
Material Document and ClassificationASTM B-16 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MaterialCOPPER ALLOY 360 OVERALL
Fastener Length0.500 INCHES NOMINAL IN
Point StyleFLAT
Thread Length0.375 INCHES MINIMUM IN
Thread Class3A A
Head Height0.313 INCHES NOMINAL IN
Nominal Thread Diameter0.190 INCHES IN
Thread Quantity Per Inch32
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6635-01-195-8663 INTERCHANGEABLE
Detector,metal Flaw,electronic
Cross-Reference Index
Part NumberManufacturer
A29006 PRIMARY Chicago Steel Tape Co Inc Berger Instruments Co Inc (USA)
Related Parts
6635-01-195-8663INTERCHANGEABLE
DETECTOR,METAL FLAW,ELECTRONIC

Frequently Asked Questions

What is NSN 5305-00-880-7772?

NSN 5305-00-880-7772 is a Thumbscrew, manufactured by Chicago Steel Tape Co Inc Berger Instruments Co Inc, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-880-7772?

NSN 5305-00-880-7772 has 1 cross-referenced part number: A29006 (Chicago Steel Tape Co Inc Berger Instruments Co Inc).

What NSN replaces 5305-00-880-7772?

There is 1 known substitute for 5305-00-880-7772: 6635-01-195-8663. Verify interchangeability with system specifications before substitution.

What are the specifications of A29006?

Key specifications for A29006: Head Style: KNURLED NO. 1; Thread Direction: RIGHT-HAND; Head Diameter: 0.500 INCHES NOMINAL IN; Surface Treatment: LACQUER OVERALL. 15 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com