PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7705721Rivet,tubular

U S Army Tank Automotive Command Amsta-Im-Mm · NSN 5320-00-770-5721 · FSC 5320 · No Item Name Available
Verified by PartsTable
NSN 5320-00-770-5721 — this item is cataloged by the U.S. Government under National Stock Number 5320-00-770-5721. Primary manufacturer part number: 7705721.
Features
  • Rivet,tubular — FSC 5320
  • Head Major Diameter: 0.297 INCHES MINIMUM AND 0.317 INCHES MAXIMUM IN
  • Hole Depth: 0.126 INCHES NOMINAL IN
  • Material: COPPER ALLOY OVERALL
  • Shank Style: TUBULAR
  • Hole Diameter: 0.100 INCHES MINIMUM AND 0.107 INCHES MAXIMUM IN
  • Head Style: COOPER'S (INCLUDED ANGLE - 135 DEG AND OVER)
  • Fastener Length: 0.195 INCHES MINIMUM AND 0.211 INCHES MAXIMUM IN
Applications
  • Applications requiring Copper Alloy Overall construction
General Description

The Rivet,tubular, cataloged under National Stock Number 5320-00-770-5721, is classified within Federal Supply Class 5320 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, 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
NSN5320-00-770-5721
Primary Part Number7705721
Item NameRivet,tubular
FSC / FSG5320 / 53 — No Item Name Available
ManufacturerU S Army Tank Automotive Command Amsta-Im-Mm
StatusACTIVE
Head Major Diameter0.297 INCHES MINIMUM AND 0.317 INCHES MAXIMUM IN
Hole Depth0.126 INCHES NOMINAL IN
MaterialCOPPER ALLOY OVERALL
Shank StyleTUBULAR
Hole Diameter0.100 INCHES MINIMUM AND 0.107 INCHES MAXIMUM IN
Head StyleCOOPER'S (INCLUDED ANGLE - 135 DEG AND OVER)
Fastener Length0.195 INCHES MINIMUM AND 0.211 INCHES MAXIMUM IN
Shank Diameter0.140 INCHES MINIMUM AND 0.146 INCHES MAXIMUM IN
Countersink Angle145.0 DEGREES NOMINAL
Head Height0.033 INCHES MINIMUM AND 0.039 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5975-00-079-8781 INTERCHANGEABLE
Bushing,electrical Conduit
5310-00-171-548047923 INTERCHANGEABLE
Washer,flat
L3harris Technologies, Inc Div Space & Airborne Systems
4140-00-177-0463 INTERCHANGEABLE
Impeller,fan,axial
3040-00-715-8963AR50311 INTERCHANGEABLE
Shaft,straight
Cummins Inc.
5310-00-724-607156979 INTERCHANGEABLE
Nut,plain,hexagon
Parker Hannifin Corporation Div Hydraulic Systems Division
5845-00-757-773447923 INTERCHANGEABLE
Input Diode Card As
L3harris Technologies, Inc.
5310-01-168-3869 INTERCHANGEABLE
Nut,plain,plate
5330-01-302-989647923 INTERCHANGEABLE
Gasket
Emglo Products Corp
6625-01-303-8344 INTERCHANGEABLE
Test Set,electronic Systems
6645-01-336-364710836804 INTERCHANGEABLE
Meter,time Totalizing
Stewart-Warner Corporation
Cross-Reference Index
Part NumberManufacturer
7705721 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
629930 Chrysler Realty Company Llc Dba Daimler Chrysler (USA)
47923 Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. (USA)
3874 Sachs-Boge of America (USA)
Related Parts
5975-00-079-8781INTERCHANGEABLE
BUSHING,ELECTRICAL CONDUIT
5310-00-171-5480INTERCHANGEABLE
WASHER,FLAT
47923
4140-00-177-0463INTERCHANGEABLE
IMPELLER,FAN,AXIAL
3040-00-715-8963INTERCHANGEABLE
SHAFT,STRAIGHT
AR50311
5310-00-724-6071INTERCHANGEABLE
NUT,PLAIN,HEXAGON
56979
5845-00-757-7734INTERCHANGEABLE
INPUT DIODE CARD AS
47923
5310-01-168-3869INTERCHANGEABLE
NUT,PLAIN,PLATE
5330-01-302-9896INTERCHANGEABLE
GASKET
47923
6625-01-303-8344INTERCHANGEABLE
TEST SET,ELECTRONIC SYSTEMS
6645-01-336-3647INTERCHANGEABLE
METER,TIME TOTALIZING
10836804
5342-01-363-2863INTERCHANGEABLE
MOUNT,RESILIENT,WEAPON SYSTEM
3874
6510-01-364-1408INTERCHANGEABLE
BANDAGE,CAST,IMPREGNATED
73458-47

Frequently Asked Questions

What is NSN 5320-00-770-5721?

NSN 5320-00-770-5721 is a Rivet,tubular, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5320 (No Item Name Available). Status: active.

What are the part numbers for NSN 5320-00-770-5721?

NSN 5320-00-770-5721 has 4 cross-referenced part numbers: 7705721 (U S Army Tank Automotive Command Amsta-Im-Mm), 629930 (Chrysler Realty Company Llc Dba Daimler Chrysler), 47923 (Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.), 3874 (Sachs-Boge of America).

What NSN replaces 5320-00-770-5721?

There are 12 known substitutes for 5320-00-770-5721: 5975-00-079-8781, 5310-00-171-5480, 4140-00-177-0463 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7705721?

Key specifications for 7705721: Head Major Diameter: 0.297 INCHES MINIMUM AND 0.317 INCHES MAXIMUM IN; Hole Depth: 0.126 INCHES NOMINAL IN; Material: COPPER ALLOY OVERALL; Shank Style: TUBULAR. 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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