PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

13021Retainer,assembled Nut

80/20, Llc · NSN 5340-01-644-5602 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-644-5602 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-644-5602. Primary manufacturer part number: 13021.
Features
  • Retainer,assembled Nut — FSC 5340
  • Thread Size and Series/type Designator: 0.312-18 UNIFIED NATIONAL COARSE (UNC)
  • Material: STEEL CORROSION RESISTING
  • 1 verified cross-reference
  • Primary manufacturer: 80/20, Llc
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Corrosion Resisting construction
General Description

The Retainer,assembled Nut, cataloged under National Stock Number 5340-01-644-5602, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is 80/20, Llc. Government technical data includes 2 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-01-644-5602
Primary Part Number13021
Item NameRetainer,assembled Nut
FSC / FSG5340 / 53 — No Item Name Available
Manufacturer80/20, Llc
StatusACTIVE
Thread Size and Series/type Designator0.312-18 UNIFIED NATIONAL COARSE (UNC)
MaterialSTEEL CORROSION RESISTING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 12
5340-00-992-39307131 SUCCESSOR
Cup,compression
Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc
5133-00-262-2169 INTERCHANGEABLE
Drill,twist
5305-00-297-8449 INTERCHANGEABLE
Screw,assembled Washer
5805-00-503-1302013000-0000 INTERCHANGEABLE
Dial,telephone
Thales Usa, Inc. Div Air Mobility Solutions ("ams")
5330-00-594-0065A1014-1-003 INTERCHANGEABLE
Gasket
Parker Hannifin Corporation Div Cylinder Division
5330-00-641-315613021 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
5330-00-725-218813021 INTERCHANGEABLE
Seal,plain Encased
Saginaw Products Corporation Dba Cignys
5950-00-725-3711SMC500468-3 INTERCHANGEABLE
Transformer,radio Frequency
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5330-00-847-3762 INTERCHANGEABLE
Seal,plain Encased
5998-01-167-041313021B INTERCHANGEABLE
Circuit Card Assembly
L3harris Technologies, Inc. Dba Harris Corporation
Cross-Reference Index
Part NumberManufacturer
13021 PRIMARY 80/20, Llc (USA)
Related Parts
5340-00-992-3930SUCCESSOR
CUP,COMPRESSION
7131
5133-00-262-2169INTERCHANGEABLE
DRILL,TWIST
5305-00-297-8449INTERCHANGEABLE
SCREW,ASSEMBLED WASHER
5805-00-503-1302INTERCHANGEABLE
DIAL,TELEPHONE
013000-0000
5330-00-594-0065INTERCHANGEABLE
GASKET
A1014-1-003
5330-00-641-3156INTERCHANGEABLE
SEAL,PLAIN ENCASED
13021
5330-00-725-2188INTERCHANGEABLE
SEAL,PLAIN ENCASED
13021
5950-00-725-3711INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
SMC500468-3
5330-00-847-3762INTERCHANGEABLE
SEAL,PLAIN ENCASED
5998-01-167-0413INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
13021B
4730-01-241-4848INTERCHANGEABLE
NIPPLE,TUBE
5340-01-266-3003INTERCHANGEABLE
PLUG,PROTECTIVE,DUST AND MOISTUR
13-021

Frequently Asked Questions

What is NSN 5340-01-644-5602?

NSN 5340-01-644-5602 is a Retainer,assembled Nut, manufactured by 80/20, Llc, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-644-5602?

NSN 5340-01-644-5602 has 1 cross-referenced part number: 13021 (80/20, Llc).

What NSN replaces 5340-01-644-5602?

There are 12 known substitutes for 5340-01-644-5602: 5340-00-992-3930, 5133-00-262-2169, 5305-00-297-8449 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 13021?

Key specifications for 13021: Overall Length: 0.866 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: T-NUT, ROLL-IN 15; Special Features: TAP LOCATION 0.255 FROM LENGTH EDGE, HAS BALL SPRING; Thread Size and Series/type Designator: 0.312-18 UNIFIED NATIONAL COARSE (UNC). 7 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