PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

703-127Screw,machine

Northern Telecom Inc Telecom Distribution Div · NSN 5305-00-812-3384 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-812-3384 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-812-3384. Primary manufacturer part number: 703-127.
Features
  • Screw,machine — FSC 5305
  • Screw Material Document and Classification: QQ-S-763,CL 430,COND A FED SPEC SINGLE MATERIAL RESPONSE
  • Fastener Length: 0.313 INCHES NOMINAL IN
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Thread Class: 2A A
  • Thread Length: 0.313 INCHES NOMINAL IN
  • Screw Material: STEEL
  • Thread Direction: RIGHT-HAND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-00-812-3384, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Northern Telecom Inc Telecom Distribution Div. 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-812-3384
Primary Part Number703-127
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerNorthern Telecom Inc Telecom Distribution Div
StatusACTIVE
Screw Material Document and ClassificationQQ-S-763,CL 430,COND A FED SPEC SINGLE MATERIAL RESPONSE
Fastener Length0.313 INCHES NOMINAL IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Thread Class2A A
Thread Length0.313 INCHES NOMINAL IN
Screw MaterialSTEEL
Thread DirectionRIGHT-HAND
Internal Drive StyleSLOT
Screw Surface TreatmentPASSIVATE
Head Height0.082 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN
Head Diameter0.145 INCHES MINIMUM AND 0.161 INCHES MAXIMUM IN
Thread Quantity Per Inch48
Nominal Thread Diameter0.099 INCHES IN
Head StyleFILLISTER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
3110-00-100-600414125A14274 INTERCHANGEABLE
Bearing,roller,tapered
The Timken Corporation
Cross-Reference Index
Part NumberManufacturer
703-127 Northern Telecom Inc Telecom Distribution Div (USA)
Related Parts
3110-00-100-6004INTERCHANGEABLE
BEARING,ROLLER,TAPERED
14125A14274

Frequently Asked Questions

What is NSN 5305-00-812-3384?

NSN 5305-00-812-3384 is a Screw,machine, manufactured by Northern Telecom Inc Telecom Distribution Div, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-812-3384?

NSN 5305-00-812-3384 has 1 cross-referenced part number: 703-127 (Northern Telecom Inc Telecom Distribution Div).

What NSN replaces 5305-00-812-3384?

There is 1 known substitute for 5305-00-812-3384: 3110-00-100-6004. Verify interchangeability with system specifications before substitution.

What are the specifications of 703-127?

Key specifications for 703-127: Screw Material Document and Classification: QQ-S-763,CL 430,COND A FED SPEC SINGLE MATERIAL RESPONSE; Fastener Length: 0.313 INCHES NOMINAL IN; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Thread Class: 2A A. 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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