PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20655Screw,machine

Mandzak Instrumentation Specialists Inc · NSN 5305-00-771-6946 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-771-6946 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-771-6946. Primary manufacturer part number: 20655.
Features
  • Screw,machine — FSC 5305
  • Thread Quantity Per Inch: 80
  • Head Diameter: 0.091 INCHES NOMINAL IN
  • Fastener Length: 0.093 INCHES NOMINAL IN
  • Head Style: FILLISTER
  • Thread Series Designator: UNF
  • Internal Drive Style: SLOT
  • Screw Material: STEEL COMP 303
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-00-771-6946, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Mandzak Instrumentation Specialists Inc. Government technical data includes 13 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5305-00-771-6946
Primary Part Number20655
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerMandzak Instrumentation Specialists Inc
StatusCANCELLED
Thread Quantity Per Inch80
Head Diameter0.091 INCHES NOMINAL IN
Fastener Length0.093 INCHES NOMINAL IN
Head StyleFILLISTER
Thread Series DesignatorUNF
Internal Drive StyleSLOT
Screw MaterialSTEEL COMP 303
Head Height0.051 INCHES NOMINAL IN
Screw Surface TreatmentPASSIVATE
Thread Length0.093 INCHES MINIMUM IN
Nominal Thread Diameter0.060 INCHES IN
Thread DirectionRIGHT-HAND
Thread Class2A A
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 8
5305-00-012-0221120221 INTERCHANGEABLE
Screw,machine
Chrysler Realty Company Llc Dba Daimler Chrysler
5133-00-189-9302 INTERCHANGEABLE
Drill,twist
5360-00-527-088420655 INTERCHANGEABLE
Spring,helical,compression
Hydro-Aire Aerospace Corp
3655-01-091-8849 INTERCHANGEABLE
Button,spring
6515-01-241-4983206.55 INTERCHANGEABLE
Screw,bone
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
5961-01-302-7880717801321-001 INTERCHANGEABLE
Semiconductor Devices,unitized
Lockheed Martin Corporation
5975-01-368-3055759-192-55 INTERCHANGEABLE
Conduit Assembly,metal,flexible
Glenair, Inc.
6525-01-733-071320655 INTERCHANGEABLE
Charger,battery,x-Ray Apparatus
Minxray Inc
Cross-Reference Index
Part NumberManufacturer
20655 Mandzak Instrumentation Specialists Inc (USA)
6013-329-1 Instrument Systems Corp (USA)
0-80UNF2AX3-32LG Morris J I Co (USA)
Related Parts
5305-00-012-0221INTERCHANGEABLE
SCREW,MACHINE
120221
5133-00-189-9302INTERCHANGEABLE
DRILL,TWIST
5360-00-527-0884INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
20655
3655-01-091-8849INTERCHANGEABLE
BUTTON,SPRING
6515-01-241-4983INTERCHANGEABLE
SCREW,BONE
206.55
5961-01-302-7880INTERCHANGEABLE
SEMICONDUCTOR DEVICES,UNITIZED
717801321-001
5975-01-368-3055INTERCHANGEABLE
CONDUIT ASSEMBLY,METAL,FLEXIBLE
759-192-55
6525-01-733-0713INTERCHANGEABLE
CHARGER,BATTERY,X-RAY APPARATUS
20655

Frequently Asked Questions

What is NSN 5305-00-771-6946?

NSN 5305-00-771-6946 is a Screw,machine, manufactured by Mandzak Instrumentation Specialists Inc, classified under FSC 5305 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5305-00-771-6946?

NSN 5305-00-771-6946 has 3 cross-referenced part numbers: 20655 (Mandzak Instrumentation Specialists Inc), 6013-329-1 (Instrument Systems Corp), 0-80UNF2AX3-32LG (Morris J I Co).

What NSN replaces 5305-00-771-6946?

There are 8 known substitutes for 5305-00-771-6946: 5305-00-012-0221, 5133-00-189-9302, 5360-00-527-0884 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20655?

Key specifications for 20655: Thread Quantity Per Inch: 80; Head Diameter: 0.091 INCHES NOMINAL IN; Fastener Length: 0.093 INCHES NOMINAL IN; Head Style: FILLISTER. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5305-00-771-6946 still in active supply?

NSN 5305-00-771-6946 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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