PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2119Nut,plain,knurled

National Pipe Co · NSN 5310-00-320-6512 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-320-6512 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-320-6512. Primary manufacturer part number: 2119.
Features
  • Nut,plain,knurled — FSC 5310
  • Nominal Thread Size: 0.312 INCHES IN
  • Thread Quantity Per Inch: 24
  • Thread Series: UNF
  • Nut Diameter: 1.000 INCHES NOMINAL IN
  • Surface Treatment: CADMIUM OVERALL
  • Thread Class: 2B
  • Material: COPPER ALLOY OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Copper Alloy Overall construction
General Description

The Nut,plain,knurled, cataloged under National Stock Number 5310-00-320-6512, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is National Pipe Co. Government technical data includes 12 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
NSN5310-00-320-6512
Primary Part Number2119
Item NameNut,plain,knurled
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerNational Pipe Co
StatusACTIVE
Nominal Thread Size0.312 INCHES IN
Thread Quantity Per Inch24
Thread SeriesUNF
Nut Diameter1.000 INCHES NOMINAL IN
Surface TreatmentCADMIUM OVERALL
Thread Class2B
MaterialCOPPER ALLOY OVERALL
Small End Diameter0.500 INCHES NOMINAL IN
Material Document and ClassificationQQ-B-636 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Thread DirectionRIGHT-HAND
Knurl Width0.375 INCHES NOMINAL IN
Nut Thickness0.6875 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-100-6153147487 INTERCHANGEABLE
Ball,bearing
Auto Gear and Parts Inc
6810-00-136-67002119 INTERCHANGEABLE
Potassium Iodate
Honeywell International Inc Div Environmental Systems & Services
5950-00-155-4726SK691208B INTERCHANGEABLE
Transformer,power
Behlman Electronics, Inc
5975-00-177-28192119 INTERCHANGEABLE
Bushing,electrical Conductor
Heyco Inc Dba Heyco Products
6610-00-186-91732119 INTERCHANGEABLE
Yoke Assy,inseparab
Mission Systems Davenport Inc.
2940-00-477-60831046Z-283 INTERCHANGEABLE
Filter Element,intake Air Cleane
Morris Material Handling, Inc.
4730-00-653-03513384 INTERCHANGEABLE
Adapter,straight,pipe to Hose
Tyco Fire Products Lp
5985-01-007-94592119 INTERCHANGEABLE
Switch,radio Frequency Transmiss
Teledyne Defense Electronics, Llc Dba Teledyne Microwave Solutions
7310-01-036-42572119-2120-2114 INTERCHANGEABLE
Popcorn Machine
Gold Medal Products Co Dba Gold Medal Products Co Div Gold Medal Products Company
3040-01-042-9679 INTERCHANGEABLE
Parts Kit,linear Actuating Cylin
Cross-Reference Index
Part NumberManufacturer
2119 National Pipe Co (USA)
Related Parts
3110-00-100-6153INTERCHANGEABLE
BALL,BEARING
147487
6810-00-136-6700INTERCHANGEABLE
POTASSIUM IODATE
2119
5950-00-155-4726INTERCHANGEABLE
TRANSFORMER,POWER
SK691208B
5975-00-177-2819INTERCHANGEABLE
BUSHING,ELECTRICAL CONDUCTOR
2119
6610-00-186-9173INTERCHANGEABLE
YOKE ASSY,INSEPARAB
2119
2940-00-477-6083INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
1046Z-283
4730-00-653-0351INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO HOSE
3384
5985-01-007-9459INTERCHANGEABLE
SWITCH,RADIO FREQUENCY TRANSMISS
2119
7310-01-036-4257INTERCHANGEABLE
POPCORN MACHINE
2119-2120-2114
3040-01-042-9679INTERCHANGEABLE
PARTS KIT,LINEAR ACTUATING CYLIN
3120-01-140-7997INTERCHANGEABLE
BEARING,SPECIAL
2201021190
5330-01-354-7724INTERCHANGEABLE
GASKET
MS35769-17

Frequently Asked Questions

What is NSN 5310-00-320-6512?

NSN 5310-00-320-6512 is a Nut,plain,knurled, manufactured by National Pipe Co, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-320-6512?

NSN 5310-00-320-6512 has 1 cross-referenced part number: 2119 (National Pipe Co).

What NSN replaces 5310-00-320-6512?

There are 12 known substitutes for 5310-00-320-6512: 3110-00-100-6153, 6810-00-136-6700, 5950-00-155-4726 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2119?

Key specifications for 2119: Nominal Thread Size: 0.312 INCHES IN; Thread Quantity Per Inch: 24; Thread Series: UNF; Nut Diameter: 1.000 INCHES NOMINAL IN. 12 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com