PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

16291Nut,plain,hexagon

Conxall Corporation Div Conxall Corporation · NSN 5310-01-645-1693 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-645-1693 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-645-1693. Primary manufacturer part number: 16291.
Features
  • Nut,plain,hexagon — FSC 5310
  • 2 verified cross-references
  • Primary manufacturer: Conxall Corporation Div Conxall Corporation
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-645-1693, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Conxall Corporation Div Conxall Corporation. 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.

Catalog Facts
Item NameNut,plain,hexagon
FSC / FSG5310 — No Item Name Available (FSG 53)
ManufacturersFraser Optics Llc Dba Fraser Optics Llc (CAGE 55096); Conxall Corporation Div Conxall Corporation (CAGE 023K3)
Technical Specifications
ParameterValue
NSN5310-01-645-1693
Primary Part Number16291
Item NameNut,plain,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerConxall Corporation Div Conxall Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3455-00-243-217416291 INTERCHANGEABLE
Cutter,milling,woodruff Keyseat
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
5935-00-504-30861629-1 INTERCHANGEABLE
Connector,plug,electrical
Microwave Devices Inc
5310-01-276-966716291 INTERCHANGEABLE
Washer,flat
Chicago Steel Tape Co Inc Berger Instruments Co Inc
5920-01-670-771216291 INTERCHANGEABLE
Holder,electrostatic Discharger
Dayton-Granger, Inc.
Cross-Reference Index
Part NumberManufacturer
16291 Fraser Optics Llc Dba Fraser Optics Llc (USA)
16291 PRIMARY Conxall Corporation Div Conxall Corporation (USA)
Related Parts
3455-00-243-2174INTERCHANGEABLE
CUTTER,MILLING,WOODRUFF KEYSEAT
16291
5935-00-504-3086INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
1629-1
5310-01-276-9667INTERCHANGEABLE
WASHER,FLAT
16291
5920-01-670-7712INTERCHANGEABLE
HOLDER,ELECTROSTATIC DISCHARGER
16291

Frequently Asked Questions

What is NSN 5310-01-645-1693?

NSN 5310-01-645-1693 is a Nut,plain,hexagon, manufactured by Conxall Corporation Div Conxall Corporation, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-645-1693?

NSN 5310-01-645-1693 has 2 cross-referenced part numbers: 16291 (Fraser Optics Llc Dba Fraser Optics Llc), 16291 (Conxall Corporation Div Conxall Corporation).

What NSN replaces 5310-01-645-1693?

There are 4 known substitutes for 5310-01-645-1693: 3455-00-243-2174, 5935-00-504-3086, 5310-01-276-9667 and 1 more. Verify interchangeability with system specifications before substitution.

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