PartsTable TECHNICAL DATA SHEET
NSN 5310-01-644-2073Government record, cited

Nut, Plain, Extended Washer, Hexago5310-01-644-2073

NSN 5310-01-644-2073 · NIIN 016442073 · Part number M16150M
Spiralock Corp Dba Spiralock Corp Div Spiralock Corporation · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 17353
Government record, cited
NSN 5310-01-644-2073 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-644-2073. Manufacturer of record part number: M16150M.
Also searched as  5310-01-644-2073 · 5310016442073 · NIIN 016442073 · 01-644-2073 · FSC 5310 Nuts and Washers · CAGE 17353 · M16150M
Nearby stock numbers  ·
Features
  • Nut,plain,extended Washer,hexago — FSC 5310
  • Washer Outside Diameter: 34.50 INCHES NOMINAL IN
  • Width Across Flats: 24.00 INCHES NOMINAL IN
  • Thread Series: M
  • Washer Thickness: 2.40 INCHES NOMINAL IN
  • Nominal Thread Size: 1.50 INCHES IN
  • Nut Style: HEXAGON
  • Thread Quantity Per Inch: 16
Identification
  • NSN: 5310-01-644-2073
  • NIIN: 016442073
  • FSC: 5310 — Nuts and Washers
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: M16150M
  • Manufacturer: Spiralock Corp Dba Spiralock Corp Div Spiralock Corporation
General Description

The Nut,plain,extended Washer,hexago, cataloged under National Stock Number 5310-01-644-2073, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Spiralock Corp Dba Spiralock Corp Div Spiralock Corporation. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-644-2073
Primary Part NumberM16150M
Item NameNut,plain,extended Washer,hexago
FSC / FSG5310 / 53 — Nuts and Washers
ManufacturerSpiralock Corp Dba Spiralock Corp Div Spiralock Corporation
StatusACTIVE
Washer Outside Diameter34.50 INCHES NOMINAL IN
Width Across Flats24.00 INCHES NOMINAL IN
Thread SeriesM
Washer Thickness2.40 INCHES NOMINAL IN
Nominal Thread Size1.50 INCHES IN
Nut StyleHEXAGON
Thread Quantity Per Inch16
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
M16150M PRIMARY Spiralock Corp Dba Spiralock Corp Div Spiralock Corporation (USA)
No interchangeability data on file.
Other items in FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040
5310-00-000-0040 · Item name not on file
5310-00-000-0077
NUT,PLAIN,ROUND
5310-00-000-0079
WASHER,FLAT
5310-00-000-0079
WASHER,FLAT
5310-00-000-1146
5310-00-000-1146 · Item name not on file
5310-00-000-3815
5310-00-000-3815 · Item name not on file
5310-00-000-4532
5310-00-000-4532 · Item name not on file
5310-00-000-4540
5310-00-000-4540 · Item name not on file

Frequently Asked Questions

What is NSN 5310-01-644-2073?

NSN 5310-01-644-2073 is a Nut,plain,extended Washer,hexago, manufactured by Spiralock Corp Dba Spiralock Corp Div Spiralock Corporation, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-644-2073?

NSN 5310-01-644-2073 has 1 manufacturer part number on file: M16150M (Spiralock Corp Dba Spiralock Corp Div Spiralock Corporation).

What are the specifications of M16150M?

Key specifications for M16150M: Overall Height: 16.00 INCHES NOMINAL IN; Washer Outside Diameter: 34.50 INCHES NOMINAL IN; Width Across Flats: 24.00 INCHES NOMINAL IN; Thread Series: M. 7 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-644-2073 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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