PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

101258Thumbscrew

Hf Group Inc Dba Hf Group Inc · NSN 5305-00-142-9348 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-142-9348 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-142-9348. Primary manufacturer part number: 101258.
Features
  • Thumbscrew — FSC 5305
  • Thread Length: 0.250 INCHES MINIMUM IN
  • Head Style: KNURLED NO. 2
  • Head Diameter: 0.500 INCHES NOMINAL IN
  • Surface Treatment: PASSIVATE OVERALL
  • Material Document and Classification: MIL-S-7720 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Head Height: 0.438 INCHES NOMINAL IN
  • Nominal Thread Diameter: 0.190 INCHES IN
Applications
  • Applications requiring Steel Overall construction
General Description

The Thumbscrew, cataloged under National Stock Number 5305-00-142-9348, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Hf Group Inc Dba Hf Group 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-142-9348
Primary Part Number101258
Item NameThumbscrew
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerHf Group Inc Dba Hf Group Inc
StatusACTIVE
Thread Length0.250 INCHES MINIMUM IN
Head StyleKNURLED NO. 2
Head Diameter0.500 INCHES NOMINAL IN
Surface TreatmentPASSIVATE OVERALL
Material Document and ClassificationMIL-S-7720 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Head Height0.438 INCHES NOMINAL IN
Nominal Thread Diameter0.190 INCHES IN
Point StyleFLAT
MaterialSTEEL OVERALL
Thread Class2A A
Thread DirectionRIGHT-HAND
Thread Quantity Per Inch32
Fastener Length0.750 INCHES NOMINAL IN
Thread Series DesignatorUNF
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5355-00-073-3620652-463 INTERCHANGEABLE
Dial,control
Teledyne Brown Engineering, Inc. Dba Teledyne Advanced Electronic Solutions Div Teledyne Advanced Electronic Solutions
5365-00-359-0059125567 INTERCHANGEABLE
Shim
Dana Off Highway Products, Llc
5998-00-410-2728101258 INTERCHANGEABLE
Circuit Card Assembly
Aimtron Systems, Llc
1560-00-566-2723101258 INTERCHANGEABLE
Pad,fuel Tank
Integral Aerospace, Llc Dba Pcx Aerosystems - Santa Ana Div Integral Aerospace, Llc Dba Pcx Aerosystems - Santa Ana
6625-00-943-036110-1258 INTERCHANGEABLE
Case,electrical-Electronic Test
Triplett (bluffton) Corporation Dba Lfe Instruments
5331-01-067-3296101258 INTERCHANGEABLE
O-Ring
Mcculloch Corp
6130-01-068-6921 INTERCHANGEABLE
Charger,battery
3040-01-192-0354101258 INTERCHANGEABLE
Shaft,straight
Ohio Medical Corporation Dba Ohio Medical Corp Ltd U.k
5310-01-394-7901101258 INTERCHANGEABLE
Nut,plain,hexagon
Fincantieri Marine Systems North America, Inc. Dba Fincantieri Marine Systems North Am
7240-01-506-478710-1258 INTERCHANGEABLE
Basket,frame Mounted
Sklar Corporation Dba Sklar Instruments
Cross-Reference Index
Part NumberManufacturer
101258 PRIMARY Hf Group Inc Dba Hf Group Inc (USA)
Related Parts
5355-00-073-3620INTERCHANGEABLE
DIAL,CONTROL
652-463
5365-00-359-0059INTERCHANGEABLE
SHIM
125567
5998-00-410-2728INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
101258
1560-00-566-2723INTERCHANGEABLE
PAD,FUEL TANK
101258
6625-00-943-0361INTERCHANGEABLE
CASE,ELECTRICAL-ELECTRONIC TEST
10-1258
5331-01-067-3296INTERCHANGEABLE
O-RING
101258
6130-01-068-6921INTERCHANGEABLE
CHARGER,BATTERY
3040-01-192-0354INTERCHANGEABLE
SHAFT,STRAIGHT
101258
5310-01-394-7901INTERCHANGEABLE
NUT,PLAIN,HEXAGON
101258
7240-01-506-4787INTERCHANGEABLE
BASKET,FRAME MOUNTED
10-1258

Frequently Asked Questions

What is NSN 5305-00-142-9348?

NSN 5305-00-142-9348 is a Thumbscrew, manufactured by Hf Group Inc Dba Hf Group Inc, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-142-9348?

NSN 5305-00-142-9348 has 1 cross-referenced part number: 101258 (Hf Group Inc Dba Hf Group Inc).

What NSN replaces 5305-00-142-9348?

There are 10 known substitutes for 5305-00-142-9348: 5355-00-073-3620, 5365-00-359-0059, 5998-00-410-2728 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 101258?

Key specifications for 101258: Thread Length: 0.250 INCHES MINIMUM IN; Head Style: KNURLED NO. 2; Head Diameter: 0.500 INCHES NOMINAL IN; Surface Treatment: PASSIVATE OVERALL. 14 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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