PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

16271Nut,plain,hexagon

Portland Bolt & Manufacturing Co Inc · NSN 5310-01-673-6319 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-673-6319 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-673-6319. Primary manufacturer part number: 16271.
Features
  • Nut,plain,hexagon — FSC 5310
  • Thread Direction: RIGHT-HAND
  • Nut Style: HEXAGON
  • Nut Height: 0.437 INCHES NOMINAL IN
  • Nominal Thread Size: 0.500 INCHES IN
  • Width Across Flats: 0.7500 INCHES NOMINAL IN
  • Material: STEEL NUT
  • Strength Grade Designation: 5.8
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Nut construction
General Description

The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-673-6319, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Portland Bolt & Manufacturing Co Inc. Government technical data includes 8 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-673-6319
Primary Part Number16271
Item NameNut,plain,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerPortland Bolt & Manufacturing Co Inc
StatusACTIVE
Thread DirectionRIGHT-HAND
Nut StyleHEXAGON
Nut Height0.437 INCHES NOMINAL IN
Nominal Thread Size0.500 INCHES IN
Width Across Flats0.7500 INCHES NOMINAL IN
MaterialSTEEL NUT
Strength Grade Designation5.8
Hole Configuration StyleCONFIGURATION B
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5310-00-202-4342 INTERCHANGEABLE
Washer,flat
3455-00-243-21661-1561-0500 INTERCHANGEABLE
Cutter,milling,woodruff Keyseat
New York Twist Drill Inc
5950-00-392-6621 INTERCHANGEABLE
Coil,radio Frequency
1005-01-051-1721 INTERCHANGEABLE
Follower,cartridge,small Arms
5962-01-178-799916271 INTERCHANGEABLE
Microcircuit
Shugart Corp Dba Intl Assembly Specialists
4730-01-546-991516271 INTERCHANGEABLE
Adapter,straight,pipe to Hose
Generac Mobile Products, Llc
6515-01-590-6363207.752 INTERCHANGEABLE
Screw,bone
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
Cross-Reference Index
Part NumberManufacturer
16271 PRIMARY Portland Bolt & Manufacturing Co Inc (USA)
Related Parts
5310-00-202-4342INTERCHANGEABLE
WASHER,FLAT
3455-00-243-2166INTERCHANGEABLE
CUTTER,MILLING,WOODRUFF KEYSEAT
1-1561-0500
5950-00-392-6621INTERCHANGEABLE
COIL,RADIO FREQUENCY
1005-01-051-1721INTERCHANGEABLE
FOLLOWER,CARTRIDGE,SMALL ARMS
5962-01-178-7999INTERCHANGEABLE
MICROCIRCUIT
16271
4730-01-546-9915INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO HOSE
16271
6515-01-590-6363INTERCHANGEABLE
SCREW,BONE
207.752

Frequently Asked Questions

What is NSN 5310-01-673-6319?

NSN 5310-01-673-6319 is a Nut,plain,hexagon, manufactured by Portland Bolt & Manufacturing Co Inc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-673-6319?

NSN 5310-01-673-6319 has 1 cross-referenced part number: 16271 (Portland Bolt & Manufacturing Co Inc).

What NSN replaces 5310-01-673-6319?

There are 7 known substitutes for 5310-01-673-6319: 5310-00-202-4342, 3455-00-243-2166, 5950-00-392-6621 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 16271?

Key specifications for 16271: Thread Direction: RIGHT-HAND; Nut Style: HEXAGON; Nut Height: 0.437 INCHES NOMINAL IN; Nominal Thread Size: 0.500 INCHES IN. 10 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