PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

852161Screw,machine

Honeywell International, Inc Div Aerospace-Tucson · NSN 5305-00-776-7688 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-776-7688 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-776-7688. Primary manufacturer part number: 852161.
Features
  • Screw,machine — FSC 5305
  • Screw Material: STEEL COMP 1118
  • Head Style: HEXAGON
  • Internal Drive Style: SLOT
  • Thread Length: 0.625 INCHES MAXIMUM IN
  • Fastener Length: 0.625 INCHES NOMINAL IN
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Screw Material Document and Classification: QQ-S-633 CANCELED FED SPEC SINGLE MATERIAL RESPONSE
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-00-776-7688, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Honeywell International, Inc Div Aerospace-Tucson. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-776-7688
Primary Part Number852161
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerHoneywell International, Inc Div Aerospace-Tucson
StatusACTIVE
Screw MaterialSTEEL COMP 1118
Head StyleHEXAGON
Internal Drive StyleSLOT
Thread Length0.625 INCHES MAXIMUM IN
Fastener Length0.625 INCHES NOMINAL IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Screw Material Document and ClassificationQQ-S-633 CANCELED FED SPEC SINGLE MATERIAL RESPONSE
Thread Class2A A
Screw Surface TreatmentCADMIUM
Thread Quantity Per Inch20
Thread DirectionRIGHT-HAND
Nominal Thread Diameter0.250 INCHES IN
Width Between Flats0.427 INCHES MINIMUM AND 0.447 INCHES MAXIMUM IN
Head Height0.177 INCHES MINIMUM AND 0.197 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3040-01-120-88388-52-16 INTERCHANGEABLE
Piston,linear Actuating Cylinder
Illinois Tool Works Inc
5340-01-128-21728-52-161 INTERCHANGEABLE
Cover,access
Itw Heartland Components Inc
5307-01-397-654267688 INTERCHANGEABLE
Stud,plain
Deutz Corporation
Cross-Reference Index
Part NumberManufacturer
852161 Allied Signal Inc Aerospace Equipment Systems Eatontown Site (USA)
852161 PRIMARY Honeywell International, Inc Div Aerospace-Tucson (USA)
7767688 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
Related Parts
3040-01-120-8838INTERCHANGEABLE
PISTON,LINEAR ACTUATING CYLINDER
8-52-16
5340-01-128-2172INTERCHANGEABLE
COVER,ACCESS
8-52-161
5307-01-397-6542INTERCHANGEABLE
STUD,PLAIN
67688

Frequently Asked Questions

What is NSN 5305-00-776-7688?

NSN 5305-00-776-7688 is a Screw,machine, manufactured by Honeywell International, Inc Div Aerospace-Tucson, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-776-7688?

NSN 5305-00-776-7688 has 3 cross-referenced part numbers: 852161 (Allied Signal Inc Aerospace Equipment Systems Eatontown Site), 852161 (Honeywell International, Inc Div Aerospace-Tucson), 7767688 (U S Army Tank Automotive Command Amsta-Im-Mm).

What NSN replaces 5305-00-776-7688?

There are 3 known substitutes for 5305-00-776-7688: 3040-01-120-8838, 5340-01-128-2172, 5307-01-397-6542. Verify interchangeability with system specifications before substitution.

What are the specifications of 852161?

Key specifications for 852161: Screw Material: STEEL COMP 1118; Head Style: HEXAGON; Internal Drive Style: SLOT; Thread Length: 0.625 INCHES MAXIMUM IN. 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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