PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

BN3312 M4X12Screw,machine

Bossard Intl Inc · NSN 5305-01-411-7918 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-411-7918 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-411-7918. Primary manufacturer part number: BN3312 M4X12.
Features
  • Screw,machine — FSC 5305
  • Screw Material Document and Classification: AISI, COMP 316 ASSN STD SINGLE MATERIAL RESPONSE
  • Screw Material: STEEL COMP 316
  • Fastener Length: 12.0 MILLIMETERS NOMINAL MM
  • Head Diameter: 7.5 MILLIMETERS NOMINAL MM
  • Countersink Angle: 90.0 DEGREES NOMINAL
  • Internal Drive Style: CROSS RECESS TYPE IA
  • External Thread Tolerance Class: 6G G
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-01-411-7918, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Bossard Intl Inc. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-411-7918
Primary Part NumberBN3312 M4X12
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerBossard Intl Inc
StatusACTIVE
Screw Material Document and ClassificationAISI, COMP 316 ASSN STD SINGLE MATERIAL RESPONSE
Screw MaterialSTEEL COMP 316
Fastener Length12.0 MILLIMETERS NOMINAL MM
Head Diameter7.5 MILLIMETERS NOMINAL MM
Countersink Angle90.0 DEGREES NOMINAL
Internal Drive StyleCROSS RECESS TYPE IA
External Thread Tolerance Class6G G
Thread DirectionRIGHT-HAND
Thread Series DesignatorM
Head StyleOVAL COUNTERSUNK
Thread Length12.0 MILLIMETERS MAXIMUM MM
Nominal Thread Diameter4.0 MILLIMETERS MM
Thread Pitch in Millimeters0.7
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5133-00-232-2910 INTERCHANGEABLE
Drill,twist
3040-01-232-720925510 INTERCHANGEABLE
Housing,mechanical Drive
Twg Canada Consolidated Inc
5930-01-257-9537255-501-3 INTERCHANGEABLE
Switch,rotary
Electro Switch Corp. Dba Electro Switch Corp
5120-01-632-3158 INTERCHANGEABLE
Wrench,box and Open End,combinat
Cross-Reference Index
Part NumberManufacturer
BN3312 M4X12 PRIMARY Bossard Intl Inc (USA)
25510 Csts, Inc Dba Computer Sys Techl Support (USA)
Related Parts
5133-00-232-2910INTERCHANGEABLE
DRILL,TWIST
3040-01-232-7209INTERCHANGEABLE
HOUSING,MECHANICAL DRIVE
25510
5930-01-257-9537INTERCHANGEABLE
SWITCH,ROTARY
255-501-3
5120-01-632-3158INTERCHANGEABLE
WRENCH,BOX AND OPEN END,COMBINAT

Frequently Asked Questions

What is NSN 5305-01-411-7918?

NSN 5305-01-411-7918 is a Screw,machine, manufactured by Bossard Intl Inc, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-411-7918?

NSN 5305-01-411-7918 has 2 cross-referenced part numbers: BN3312 M4X12 (Bossard Intl Inc), 25510 (Csts, Inc Dba Computer Sys Techl Support).

What NSN replaces 5305-01-411-7918?

There are 4 known substitutes for 5305-01-411-7918: 5133-00-232-2910, 3040-01-232-7209, 5930-01-257-9537 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of BN3312 M4X12?

Key specifications for BN3312 M4X12: Screw Material Document and Classification: AISI, COMP 316 ASSN STD SINGLE MATERIAL RESPONSE; Screw Material: STEEL COMP 316; Fastener Length: 12.0 MILLIMETERS NOMINAL MM; Head Diameter: 7.5 MILLIMETERS NOMINAL MM. 13 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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