PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4002-6KStud Assembly,turnlock Fastener

Howmet Global Fastening Systems Inc Div Camloc Products · NSN 5325-00-639-5099 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-00-639-5099 — this item is cataloged by the U.S. Government under National Stock Number 5325-00-639-5099. Primary manufacturer part number: 4002-6K.
Features
  • Stud Assembly,turnlock Fastener — FSC 5325
  • Material Document and Classification: QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE EJECTOR SPRING
  • Material Document and Classification: QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE PIN
  • Material Accommodated Thickness: 0.201 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
  • Material: STEEL EJECTOR SPRING
  • Distance From Engaging Member to Largest Bearing Surface of Head: 0.573 INCHES MINIMUM AND 0.588 INCHES MAXIMUM IN
  • Stud Assembly Style: STUD ASSEMBLY
  • Diameter: 0.750 INCHES NOMINAL IN
Applications
  • Applications requiring Steel Ejector Spring construction
General Description

The Stud Assembly,turnlock Fastener, cataloged under National Stock Number 5325-00-639-5099, 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 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5325-00-639-5099
Primary Part Number4002-6K
Item NameStud Assembly,turnlock Fastener
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerHowmet Global Fastening Systems Inc Div Camloc Products
StatusCANCELLED
Material Document and ClassificationQQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE EJECTOR SPRING
Material Document and ClassificationQQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE PIN
Material Accommodated Thickness0.201 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
MaterialSTEEL EJECTOR SPRING
Distance From Engaging Member to Largest Bearing Surface of Head0.573 INCHES MINIMUM AND 0.588 INCHES MAXIMUM IN
Stud Assembly StyleSTUD ASSEMBLY
Diameter0.750 INCHES NOMINAL IN
MaterialSTEEL COMP 1009 OR STEEL COMP 1050 OR STEEL EYELET
Eyelet Length0.322 INCHES NOMINAL IN
Stud Head Height0.340 INCHES NOMINAL IN
MaterialSTEEL COMP 4037 STUD
Surface TreatmentCADMIUM AND CHROMATE OVERALL
Turnlock Stud Head StyleSTUD HEAD
MaterialSTEEL HEAD
MaterialSTEEL PIN
Surface Treatment Document and ClassificationQQ-P-416,TY 2,CL 2 FED SPEC ALL TREATMENT RESPONSES OVERALL
Eyelet Outside Diameter0.341 INCHES MINIMUM AND 0.348 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
5310-00-209-6500 INTERCHANGEABLE
Washer,flat
5133-00-227-5990 INTERCHANGEABLE
Drill,twist
5305-01-103-2745N53624 INTERCHANGEABLE
Screw,adjusting
Leslie Controls, Inc. Dba Leslie Controls Inc
5310-01-145-061553-624 INTERCHANGEABLE
Nut
Rix Industries
2520-01-358-769853624 INTERCHANGEABLE
Cooler,fluid,transmission
New Venture Gear Inc New Process Gear Div
5998-01-523-031353624 INTERCHANGEABLE
Circuit Card Assembly
Naval Air Warfare Ctr Aircraft Div
Cross-Reference Index
Part NumberManufacturer
53624 Raytheon Technical Services Company (USA)
53624 Cae Usa Inc. (USA)
4002-6K PRIMARY Howmet Global Fastening Systems Inc Div Camloc Products (USA)
Related Parts
5310-00-209-6500INTERCHANGEABLE
WASHER,FLAT
5133-00-227-5990INTERCHANGEABLE
DRILL,TWIST
5305-01-103-2745INTERCHANGEABLE
SCREW,ADJUSTING
N53624
5310-01-145-0615INTERCHANGEABLE
NUT
53-624
2520-01-358-7698INTERCHANGEABLE
COOLER,FLUID,TRANSMISSION
53624
5998-01-523-0313INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
53624

Frequently Asked Questions

What is NSN 5325-00-639-5099?

NSN 5325-00-639-5099 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 5325-00-639-5099?

NSN 5325-00-639-5099 has 3 cross-referenced part numbers: 53624 (Raytheon Technical Services Company), 53624 (Cae Usa Inc.), 4002-6K (Howmet Global Fastening Systems Inc Div Camloc Products).

What NSN replaces 5325-00-639-5099?

There are 6 known substitutes for 5325-00-639-5099: 5310-00-209-6500, 5133-00-227-5990, 5305-01-103-2745 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4002-6K?

Key specifications for 4002-6K: Material Document and Classification: QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE EJECTOR SPRING; Material Document and Classification: QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE PIN; Material Accommodated Thickness: 0.201 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN; Material: STEEL EJECTOR SPRING. 18 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5325-00-639-5099 still in active supply?

NSN 5325-00-639-5099 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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