PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AC6-4Rivet,blind

Howmet Global Fastening Systems Inc Div Torrance Operations · NSN 5320-01-672-5122 · FSC 5320 · No Item Name Available
Verified by PartsTable
NSN 5320-01-672-5122 — this item is cataloged by the U.S. Government under National Stock Number 5320-01-672-5122. Primary manufacturer part number: AC6-4.
Features
  • Rivet,blind — FSC 5320
  • Material: ALUMINUM OVERALL
  • Head Major Diameter: 0.35 INCHES NOMINAL IN
  • Head Style: COUNTERSUNK W/ REVERSE CHAMFER
  • Shear Strength: 465 SINGLE POUNDS PER SQUARE INCH
  • Countersink Angle: 120.0 DEGREES NOMINAL
  • Head Height: 0.05 INCHES NOMINAL IN
  • Shank Style: PIN-RIVET, SINGLE GROOVE, TYPE I END
Applications
  • Applications requiring Aluminum Overall construction
General Description

The Rivet,blind, cataloged under National Stock Number 5320-01-672-5122, is classified within Federal Supply Class 5320 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Howmet Global Fastening Systems Inc Div Torrance Operations. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5320-01-672-5122
Primary Part NumberAC6-4
Item NameRivet,blind
FSC / FSG5320 / 53 — No Item Name Available
ManufacturerHowmet Global Fastening Systems Inc Div Torrance Operations
StatusACTIVE
MaterialALUMINUM OVERALL
Head Major Diameter0.35 INCHES NOMINAL IN
Head StyleCOUNTERSUNK W/ REVERSE CHAMFER
Shear Strength465 SINGLE POUNDS PER SQUARE INCH
Countersink Angle120.0 DEGREES NOMINAL
Head Height0.05 INCHES NOMINAL IN
Shank StylePIN-RIVET, SINGLE GROOVE, TYPE I END
Shank Diameter0.187 INCHES NOMINAL IN
Grip Length0.407 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5120-00-293-1010 INTERCHANGEABLE
Crowfoot Attachment,socket Wrenc
6650-00-361-8222582R348H01 INTERCHANGEABLE
Window,optical Instrument
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
7920-01-616-9772AC64 INTERCHANGEABLE
Brush,wire,scratch
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
Cross-Reference Index
Part NumberManufacturer
AC6-4 PRIMARY Howmet Global Fastening Systems Inc Div Torrance Operations (USA)
M50346 Howmet Global Fastening Systems Inc Div Torrance Operations (USA)
Related Parts
5120-00-293-1010INTERCHANGEABLE
CROWFOOT ATTACHMENT,SOCKET WRENC
6650-00-361-8222INTERCHANGEABLE
WINDOW,OPTICAL INSTRUMENT
582R348H01
7920-01-616-9772INTERCHANGEABLE
BRUSH,WIRE,SCRATCH
AC64

Frequently Asked Questions

What is NSN 5320-01-672-5122?

NSN 5320-01-672-5122 is a Rivet,blind, manufactured by Howmet Global Fastening Systems Inc Div Torrance Operations, classified under FSC 5320 (No Item Name Available). Status: active.

What are the part numbers for NSN 5320-01-672-5122?

NSN 5320-01-672-5122 has 2 cross-referenced part numbers: AC6-4 (Howmet Global Fastening Systems Inc Div Torrance Operations), M50346 (Howmet Global Fastening Systems Inc Div Torrance Operations).

What NSN replaces 5320-01-672-5122?

There are 3 known substitutes for 5320-01-672-5122: 5120-00-293-1010, 6650-00-361-8222, 7920-01-616-9772. Verify interchangeability with system specifications before substitution.

What are the specifications of AC6-4?

Key specifications for AC6-4: Material: ALUMINUM OVERALL; Head Major Diameter: 0.35 INCHES NOMINAL IN; Head Style: COUNTERSUNK W/ REVERSE CHAMFER; Shear Strength: 465 SINGLE POUNDS PER SQUARE INCH. 10 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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