PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5-0-320Stud,turnlock Fastener

Southco Inc New York Div · NSN 5325-00-171-7145 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-00-171-7145 — this item is cataloged by the U.S. Government under National Stock Number 5325-00-171-7145. Primary manufacturer part number: 5-0-320.
Features
  • Stud,turnlock Fastener — FSC 5325
  • 9 verified cross-references
  • Primary manufacturer: Southco Inc New York Div
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Stud,turnlock Fastener, cataloged under National Stock Number 5325-00-171-7145, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Southco Inc New York Div. This item has 9 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameStud,turnlock Fastener
FSC / FSG5325 — No Item Name Available (FSG 53)
ManufacturersSouthco Inc New York Div (CAGE 75618); Southco Inc (CAGE 94222); Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M (CAGE 81349); Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (CAGE 80063); L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products (CAGE 00752)
Technical Specifications
ParameterValue
NSN5325-00-171-7145
Primary Part Number5-0-320
Item NameStud,turnlock Fastener
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerSouthco Inc New York Div
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5330-00-119-795361-4X7ANKP0LY INTERCHANGEABLE
Packing,preformed
Hydranamics Inc
5325-00-171-71505-0-360 INTERCHANGEABLE
Stud,turnlock Fastener
Southco Inc New York Div
5330-00-178-2186 INTERCHANGEABLE
Seal,plain Encased
9540-00-254-4154 INTERCHANGEABLE
Angle,structural
5330-00-290-0321 INTERCHANGEABLE
Seal,plain Encased
5998-00-327-470350320 INTERCHANGEABLE
Extender Card,electronic Test
Alliant Techsystems Operations Llc Div Defense Electronic Systems
2930-00-463-50548320B INTERCHANGEABLE
Pump,cooling System,engine
Elgin Industries Inc. Dba
5310-00-531-9514 INTERCHANGEABLE
Washer,flat
5365-00-658-36596025215 INTERCHANGEABLE
Spacer,sleeve
Chrysler Realty Company Llc Dba Daimler Chrysler
1650-00-809-928425-41072 INTERCHANGEABLE
Dampener,fluid Pressure
Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division
Cross-Reference Index
Part NumberManufacturer
5-0-320 PRIMARY Southco Inc New York Div (USA)
5-0-320 Southco Inc (USA)
F5591 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
SC-D-931590-14 Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
370774-5 L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products (USA)
85-11-320-16 Southco Inc (USA)
P22978-005-02 Us Army Aviation and Missile Command (USA)
639547-032 General Dynamics Corp (USA)
9175869-3 Us Army Aviation and Missile Command (USA)
Related Parts
5330-00-119-7953INTERCHANGEABLE
PACKING,PREFORMED
61-4X7ANKP0LY
5325-00-171-7150INTERCHANGEABLE
STUD,TURNLOCK FASTENER
5-0-360
5330-00-178-2186INTERCHANGEABLE
SEAL,PLAIN ENCASED
9540-00-254-4154INTERCHANGEABLE
ANGLE,STRUCTURAL
5330-00-290-0321INTERCHANGEABLE
SEAL,PLAIN ENCASED
5998-00-327-4703INTERCHANGEABLE
EXTENDER CARD,ELECTRONIC TEST
50320
2930-00-463-5054INTERCHANGEABLE
PUMP,COOLING SYSTEM,ENGINE
8320B
5310-00-531-9514INTERCHANGEABLE
WASHER,FLAT
5365-00-658-3659INTERCHANGEABLE
SPACER,SLEEVE
6025215
1650-00-809-9284INTERCHANGEABLE
DAMPENER,FLUID PRESSURE
25-41072
1650-00-986-4102INTERCHANGEABLE
DAMPENER,FLUID PRESSURE
50320
6240-01-479-8340INTERCHANGEABLE
LAMP,INCANDESCENT
9X7849

Frequently Asked Questions

What is NSN 5325-00-171-7145?

NSN 5325-00-171-7145 is a Stud,turnlock Fastener, manufactured by Southco Inc New York Div, classified under FSC 5325 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5325-00-171-7145?

NSN 5325-00-171-7145 has 9 cross-referenced part numbers: 5-0-320 (Southco Inc New York Div), 5-0-320 (Southco Inc), F5591 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), SC-D-931590-14 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), 370774-5 (L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products) and 4 more.

What NSN replaces 5325-00-171-7145?

There are 12 known substitutes for 5325-00-171-7145: 5330-00-119-7953, 5325-00-171-7150, 5330-00-178-2186 and 9 more. Verify interchangeability with system specifications before substitution.

Is NSN 5325-00-171-7145 still in active supply?

NSN 5325-00-171-7145 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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