PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

14140Setscrew

Aerosonic Llc · NSN 5305-00-288-4509 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-288-4509 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-288-4509. Primary manufacturer part number: 14140.
Features
  • Setscrew — FSC 5305
  • Thread Direction: RIGHT-HAND
  • Fastener Length: 0.328 INCHES MINIMUM AND 0.336 INCHES MAXIMUM IN
  • Internal Drive Style: SLOT
  • Thread Series Designator: UNF
  • Material Document and Classification: QQ-T-570 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Hardness Rating: 56.0 ROCKWELL C MINIMUM AND 58.0 ROCKWELL C MAXIMUM OVERALL
  • Material: STEEL OVERALL
Applications
  • Applications requiring Steel Overall construction
General Description

The Setscrew, cataloged under National Stock Number 5305-00-288-4509, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Aerosonic Llc. 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-288-4509
Primary Part Number14140
Item NameSetscrew
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerAerosonic Llc
StatusACTIVE
Thread DirectionRIGHT-HAND
Fastener Length0.328 INCHES MINIMUM AND 0.336 INCHES MAXIMUM IN
Internal Drive StyleSLOT
Thread Series DesignatorUNF
Material Document and ClassificationQQ-T-570 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Hardness Rating56.0 ROCKWELL C MINIMUM AND 58.0 ROCKWELL C MAXIMUM OVERALL
MaterialSTEEL OVERALL
Thread Length0.248 INCHES MINIMUM AND 0.268 INCHES MAXIMUM IN
Head StyleHEADLESS (SETSCREW)
Thread Quantity Per Inch64
Thread Class2A A
Point StyleCUP
Point Length0.068 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN
Nominal Thread Diameter0.086 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4820-00-035-96184088F-PCS4AND17 INTERCHANGEABLE
Poppet and Stem Assembly
Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa
3455-00-129-572014140 INTERCHANGEABLE
Cutter,milling,corner Rounding
Niagara Cutter Inc
8010-00-141-2951 INTERCHANGEABLE
Enamel
5865-00-301-0913141-40 INTERCHANGEABLE
Amplifiermi,er Stag
L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products
6640-00-442-0000 INTERCHANGEABLE
Stopper,bottle
2520-00-468-441003065856 INTERCHANGEABLE
Parts Kit,universal Joint
Rockford Powertrain Inc Div Powertrain Rockford, Inc.
5940-00-577-0734600-JJ-14 INTERCHANGEABLE
Terminal Board
Regal Beloit America, Inc
5999-00-636-958914140 INTERCHANGEABLE
Cap,electrical
Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.
5950-00-683-705585-315 INTERCHANGEABLE
Coil,radio Frequency
Bogen Communications Inc
3040-00-695-26044R20A INTERCHANGEABLE
Shaft,drive,oil Pum
Thermo King Corporation Dba Phoenix Global Distirbution.
Cross-Reference Index
Part NumberManufacturer
14140 PRIMARY Aerosonic Llc (USA)
Related Parts
4820-00-035-9618INTERCHANGEABLE
POPPET AND STEM ASSEMBLY
4088F-PCS4AND17
3455-00-129-5720INTERCHANGEABLE
CUTTER,MILLING,CORNER ROUNDING
14140
8010-00-141-2951INTERCHANGEABLE
ENAMEL
5865-00-301-0913INTERCHANGEABLE
AMPLIFIERMI,ER STAG
141-40
6640-00-442-0000INTERCHANGEABLE
STOPPER,BOTTLE
2520-00-468-4410INTERCHANGEABLE
PARTS KIT,UNIVERSAL JOINT
03065856
5940-00-577-0734INTERCHANGEABLE
TERMINAL BOARD
600-JJ-14
5999-00-636-9589INTERCHANGEABLE
CAP,ELECTRICAL
14140
5950-00-683-7055INTERCHANGEABLE
COIL,RADIO FREQUENCY
85-315
3040-00-695-2604INTERCHANGEABLE
SHAFT,DRIVE,OIL PUM
4R20A
6640-01-016-9969INTERCHANGEABLE
STOPPER,BOTTLE
59582-144
5925-01-149-9296INTERCHANGEABLE
CIRCUIT BREAKER

Frequently Asked Questions

What is NSN 5305-00-288-4509?

NSN 5305-00-288-4509 is a Setscrew, manufactured by Aerosonic Llc, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-288-4509?

NSN 5305-00-288-4509 has 1 cross-referenced part number: 14140 (Aerosonic Llc).

What NSN replaces 5305-00-288-4509?

There are 12 known substitutes for 5305-00-288-4509: 4820-00-035-9618, 3455-00-129-5720, 8010-00-141-2951 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 14140?

Key specifications for 14140: Thread Direction: RIGHT-HAND; Fastener Length: 0.328 INCHES MINIMUM AND 0.336 INCHES MAXIMUM IN; Internal Drive Style: SLOT; Thread Series Designator: UNF. 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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