PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

509441-88Screw,cap,socket Head

Naval Air Warfare Center Aircraft Division Joint Base Jbmdl · NSN 5305-00-983-7455 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-983-7455 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-983-7455. Primary manufacturer part number: 509441-88.
Features
  • Screw,cap,socket Head — FSC 5305
  • Head Height: 0.492 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
  • Hardness Rating: 38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
  • Thread Direction: RIGHT-HAND
  • Head Style: FLAT CHAMFER
  • Surface Treatment: CADMIUM AND CHROMATE OVERALL
  • Thread Series Designator: UNF
  • Surface Treatment Document and Classification: QQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Screw,cap,socket Head, cataloged under National Stock Number 5305-00-983-7455, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Air Warfare Center Aircraft Division Joint Base Jbmdl. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5305-00-983-7455
Primary Part Number509441-88
Item NameScrew,cap,socket Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerNaval Air Warfare Center Aircraft Division Joint Base Jbmdl
StatusCANCELLED
Head Height0.492 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
Hardness Rating38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
Thread DirectionRIGHT-HAND
Head StyleFLAT CHAMFER
Surface TreatmentCADMIUM AND CHROMATE OVERALL
Thread Series DesignatorUNF
Surface Treatment Document and ClassificationQQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Minimum Yield Strength150000 POUNDS PER SQUARE INCH LBS
MaterialSTEEL OVERALL
Nondefinitive Spec/std Data6 TYPE
Thread Class3A A
Fastener Length0.969 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
Internal Drive StyleHEXAGON
Nominal Thread Diameter0.500 INCHES IN
Minimum Tensile Strength160000 POUNDS PER SQUARE INCH LBS
Thread Length0.869 INCHES MINIMUM AND 0.900 INCHES MAXIMUM IN
Thread Quantity Per Inch20
Head Diameter0.735 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
Width Across Flats0.375 INCHES MINIMUM AND 0.379 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
3110-00-180-428180728 INTERCHANGEABLE
Bearing,ball,annular
Pakon Inc Dba Impak Division
6150-00-478-087265271 INTERCHANGEABLE
Lead Assembly,electrical
Page Chester Ltd Dba Cooperative Industries Div Cooperative Industries Aerospace Defense
4240-01-529-22895-1-4172 INTERCHANGEABLE
Canister,chemical-Biological Mas
Edgewood Chemical Biological Center Ecbc
Cross-Reference Index
Part NumberManufacturer
509441-88 Naval Air Warfare Center Aircraft Division Joint Base Jbmdl (USA)
710-241 The Raymond Corp Dba Raymond Sales Corp Div the Raymond Corporation (USA)
FF-S-86 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
402512003 Israel Military Industries Ltd Dba Taas - Israel Industries Ltd - Formerly (ISR)
MS16998-95 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
5305009837455 E.c.a Etablissement Centrald'approvisionnement Des Forces Armee
Related Parts
3110-00-180-4281INTERCHANGEABLE
BEARING,BALL,ANNULAR
80728
6150-00-478-0872INTERCHANGEABLE
LEAD ASSEMBLY,ELECTRICAL
65271
4240-01-529-2289INTERCHANGEABLE
CANISTER,CHEMICAL-BIOLOGICAL MAS
5-1-4172

Frequently Asked Questions

What is NSN 5305-00-983-7455?

NSN 5305-00-983-7455 is a Screw,cap,socket Head, manufactured by Naval Air Warfare Center Aircraft Division Joint Base Jbmdl, classified under FSC 5305 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5305-00-983-7455?

NSN 5305-00-983-7455 has 6 cross-referenced part numbers: 509441-88 (Naval Air Warfare Center Aircraft Division Joint Base Jbmdl), 710-241 (The Raymond Corp Dba Raymond Sales Corp Div the Raymond Corporation), FF-S-86 (Federal Specifications Promulgated by General Services Administration Washington DC), 402512003 (Israel Military Industries Ltd Dba Taas - Israel Industries Ltd - Formerly), MS16998-95 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M) and 1 more.

What NSN replaces 5305-00-983-7455?

There are 3 known substitutes for 5305-00-983-7455: 3110-00-180-4281, 6150-00-478-0872, 4240-01-529-2289. Verify interchangeability with system specifications before substitution.

What are the specifications of 509441-88?

Key specifications for 509441-88: Head Height: 0.492 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN; Hardness Rating: 38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL; Thread Direction: RIGHT-HAND; Head Style: FLAT CHAMFER. 19 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5305-00-983-7455 still in active supply?

NSN 5305-00-983-7455 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.
PartsTable Design LLC · partstable.com