PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4002-4Stud Assembly,turnlock Fastener

Howmet Global Fastening Systems Inc Div Camloc Products · NSN 5325-00-290-8028 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-00-290-8028 — this item is cataloged by the U.S. Government under National Stock Number 5325-00-290-8028. Primary manufacturer part number: 4002-4.
Features
  • Stud Assembly,turnlock Fastener — FSC 5325
  • Diameter: 0.380 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Surface Treatment: CADMIUM AND CHROMATE OVERALL
  • Securing Device Type: WASHER
  • Distance From Engaging Member to Largest Bearing Surface of Head: 0.513 INCHES MINIMUM AND 0.523 INCHES MAXIMUM IN
  • Turnlock Stud Head Style: STUD HEAD
  • Stud Head Height: 0.098 INCHES NOMINAL IN
Applications
  • Applications requiring Steel Overall construction
General Description

The Stud Assembly,turnlock Fastener, cataloged under National Stock Number 5325-00-290-8028, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Howmet Global Fastening Systems Inc Div Camloc Products. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5325-00-290-8028
Primary Part Number4002-4
Item NameStud Assembly,turnlock Fastener
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerHowmet Global Fastening Systems Inc Div Camloc Products
StatusCANCELLED
Diameter0.380 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Surface TreatmentCADMIUM AND CHROMATE OVERALL
Securing Device TypeWASHER
Distance From Engaging Member to Largest Bearing Surface of Head0.513 INCHES MINIMUM AND 0.523 INCHES MAXIMUM IN
Turnlock Stud Head StyleSTUD HEAD
Stud Head Height0.098 INCHES NOMINAL IN
Stud Assembly StyleSTUD ASSEMBLY
Eyelet Outside Diameter0.341 INCHES MINIMUM AND 0.348 INCHES MAXIMUM IN
Eyelet Length0.257 INCHES NOMINAL IN
Material Accommodated Thickness0.141 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN
Drive TypeSLOTTED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5999-00-061-756210-40450-24S INTERCHANGEABLE
Shielding Gasket,electronic
Amphenol Corp Div Amphenol Aerospace Operations
5307-00-135-30804002-4 INTERCHANGEABLE
Stud
Textron Aviation Inc
5961-00-170-4430 INTERCHANGEABLE
Semiconductor Device,diode
4820-00-504-859072498 INTERCHANGEABLE
Valve,safety Relief
Hydro-Aire Aerospace Corp
5999-00-585-333804-0402-0024 INTERCHANGEABLE
Shielding Gasket,electronic
Parker-Hannifin Corporation Dba Pneutronics Div Chomerics Division
4730-00-586-384732B50-0022 INTERCHANGEABLE
Elbow,pipe to Tube
Limco Airepair Inc.
3110-00-757-3904 INTERCHANGEABLE
Bearing,ball,annular
5945-00-973-414441DB30AG INTERCHANGEABLE
Relay,electromagnetic
Siemens Energy and Automation Inc Siemens Furnas Controls Div
5330-01-123-7047 INTERCHANGEABLE
Gasket
5950-01-236-6544S0-2P INTERCHANGEABLE
Transformer,audio Frequency
Magnetika Inc
Cross-Reference Index
Part NumberManufacturer
0745231265 Kirsch Gmbh (DEU)
BACS21X4 The Boeing Company Div Defense (USA)
A72498 Ballantyne of Omaha Inc. (USA)
4002-4 PRIMARY Howmet Global Fastening Systems Inc Div Camloc Products (USA)
502AS2137-004 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA)
4002-4 Fairchild Fasteners Europe - Camloc Gmbh (DEU)
6L.3741.001-296848 Leonardo Germany Gmbh (DEU)
72498 Arma Div Ambac Industries Inc
Related Parts
5999-00-061-7562INTERCHANGEABLE
SHIELDING GASKET,ELECTRONIC
10-40450-24S
5307-00-135-3080INTERCHANGEABLE
STUD
4002-4
5961-00-170-4430INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
4820-00-504-8590INTERCHANGEABLE
VALVE,SAFETY RELIEF
72498
5999-00-585-3338INTERCHANGEABLE
SHIELDING GASKET,ELECTRONIC
04-0402-0024
4730-00-586-3847INTERCHANGEABLE
ELBOW,PIPE TO TUBE
32B50-0022
3110-00-757-3904INTERCHANGEABLE
BEARING,BALL,ANNULAR
5945-00-973-4144INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
41DB30AG
5330-01-123-7047INTERCHANGEABLE
GASKET
5950-01-236-6544INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
S0-2P
3230-01-282-7648INTERCHANGEABLE
BIT,ROUTER
40-024
4730-01-419-0501INTERCHANGEABLE
COUPLING,PIPE
10014PC8

Frequently Asked Questions

What is NSN 5325-00-290-8028?

NSN 5325-00-290-8028 is a Stud Assembly,turnlock Fastener, manufactured by Howmet Global Fastening Systems Inc Div Camloc Products, classified under FSC 5325 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5325-00-290-8028?

NSN 5325-00-290-8028 has 8 cross-referenced part numbers: 0745231265 (Kirsch Gmbh), BACS21X4 (The Boeing Company Div Defense), A72498 (Ballantyne of Omaha Inc.), 4002-4 (Howmet Global Fastening Systems Inc Div Camloc Products), 502AS2137-004 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier) and 3 more.

What NSN replaces 5325-00-290-8028?

There are 12 known substitutes for 5325-00-290-8028: 5999-00-061-7562, 5307-00-135-3080, 5961-00-170-4430 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4002-4?

Key specifications for 4002-4: Diameter: 0.380 INCHES NOMINAL IN; Material: STEEL OVERALL; Surface Treatment: CADMIUM AND CHROMATE OVERALL; Securing Device Type: WASHER. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5325-00-290-8028 still in active supply?

NSN 5325-00-290-8028 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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