PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

330C889D5018C20Screw,cap,hexagon Head

Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp · NSN 5305-00-225-9081 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-225-9081 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-225-9081. Primary manufacturer part number: 330C889D5018C20.
Features
  • Screw,cap,hexagon Head — FSC 5305
  • Material: STEEL OVERALL
  • Material Document and Classification: SAE GR 5 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Hardness Rating: 23.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
  • Nondefinitive Spec/std Data: 2 TYPE AND 10P STYLE AND 5 GRADE
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Surface Treatment: CADMIUM AND CHROMATE OVERALL
  • Surface Treatment Document and Classification: QQ-P-416,TYPE 2,CLASS 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,hexagon Head, cataloged under National Stock Number 5305-00-225-9081, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 18 commercial cross-references from 16 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
NSN5305-00-225-9081
Primary Part Number330C889D5018C20
Item NameScrew,cap,hexagon Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
StatusCANCELLED
MaterialSTEEL OVERALL
Material Document and ClassificationSAE GR 5 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Hardness Rating23.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
Nondefinitive Spec/std Data2 TYPE AND 10P STYLE AND 5 GRADE
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Surface TreatmentCADMIUM AND CHROMATE OVERALL
Surface Treatment Document and ClassificationQQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Width Between Flats0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
Thread Quantity Per Inch18
Head Height0.195 INCHES MINIMUM AND 0.211 INCHES MAXIMUM IN
Head StyleHEXAGON
Minimum Tensile Strength120000 POUNDS PER SQUARE INCH LBS
Nominal Thread Diameter0.312 INCHES IN
Thread Length0.874 INCHES MINIMUM IN
Fastener Length1.250 INCHES NOMINAL IN
Thread Class2A A
Thread DirectionRIGHT-HAND
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5930-00-015-117017-05615-5 INTERCHANGEABLE
Switch,rotary
Textron Systems Corporation Dba Textron Systems Corp
5841-00-090-629353-508 INTERCHANGEABLE
Plate Asy
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
5330-00-115-3106 INTERCHANGEABLE
Seal,output Shaft
5930-00-176-2644S159 INTERCHANGEABLE
Arm,switch Actuator
Simmonds Precision Products Inc
5820-00-185-8706 INTERCHANGEABLE
Radio Set
5310-00-208-9080NT637 INTERCHANGEABLE
Nut,plain,round
Bae Systems Information and Electronic Systems Integration Inc.
2530-00-212-9013F78673 INTERCHANGEABLE
Parts Kit,hydraulic Brake Master
Federal Mogul Corp Sub Wagner Brake Moog Automotive Div
5306-00-225-8495MS90725-30 INTERCHANGEABLE
Bolt,machine
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
3455-00-254-846213520 INTERCHANGEABLE
Cutter,milling,convex
Niagara Cutter Inc
5110-00-473-7833S-119 INTERCHANGEABLE
Scraper,spray Booth
Ngk Metals Corporation Dba N G K Berylco
Cross-Reference Index
Part NumberManufacturer
FFS85 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
M457 Gardner Denver Inc. (USA)
330C889D5018C20 Westinghouse Electric Corp (USA)
S119 Zf Industrieantriebe Witten Gmbh (DEU)
122027 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
5-16-18X1-1-4SCP Allmetal Screw Products Corp (USA)
5-4-1304-98 Brunswick Corp Defense Div (USA)
5305002259081 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
56235 Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp. (USA)
21535R1 Solar Turbines Incorporated Dba Solar Turbines Incorporated (USA)
21535R1 Rtx Corporation Div Pratt & Whitney (USA)
330C889D5018C20 PRIMARY Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
5-4-1304-98 W1d1 Natick Soldier Center Dba Us Army Ccdc Soldier Center Div Combat Capabilities Development Command - Soldier Center (USA)
800-1030 Cummins Power Generation Inc. (USA)
70009-36 Little Giant Crane and Shovel Inc (USA)
MS35291-30 Zf Industrieantriebe Witten Gmbh (DEU)
13-520 Cnh Industrial America Llc Dba Cnh America (USA)
5306002259081 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
Related Parts
5930-00-015-1170INTERCHANGEABLE
SWITCH,ROTARY
17-05615-5
5841-00-090-6293INTERCHANGEABLE
PLATE ASY
53-508
5330-00-115-3106INTERCHANGEABLE
SEAL,OUTPUT SHAFT
5930-00-176-2644INTERCHANGEABLE
ARM,SWITCH ACTUATOR
S159
5820-00-185-8706INTERCHANGEABLE
RADIO SET
5310-00-208-9080INTERCHANGEABLE
NUT,PLAIN,ROUND
NT637
2530-00-212-9013INTERCHANGEABLE
PARTS KIT,HYDRAULIC BRAKE MASTER
F78673
5306-00-225-8495INTERCHANGEABLE
BOLT,MACHINE
MS90725-30
3455-00-254-8462INTERCHANGEABLE
CUTTER,MILLING,CONVEX
13520
5110-00-473-7833INTERCHANGEABLE
SCRAPER,SPRAY BOOTH
S-119
6710-00-481-2430INTERCHANGEABLE
MOVEMENT ASSEMBLY,H
5330-00-495-3363INTERCHANGEABLE
GASKET
252707R1

Frequently Asked Questions

What is NSN 5305-00-225-9081?

NSN 5305-00-225-9081 is a Screw,cap,hexagon Head, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 5305 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5305-00-225-9081?

NSN 5305-00-225-9081 has 18 cross-referenced part numbers: FFS85 (Federal Specifications Promulgated by General Services Administration Washington DC), M457 (Gardner Denver Inc.), 330C889D5018C20 (Westinghouse Electric Corp), S119 (Zf Industrieantriebe Witten Gmbh), 122027 (U S Army Tank Automotive Command Amsta-Im-Mm) and 13 more.

What NSN replaces 5305-00-225-9081?

There are 12 known substitutes for 5305-00-225-9081: 5930-00-015-1170, 5841-00-090-6293, 5330-00-115-3106 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 330C889D5018C20?

Key specifications for 330C889D5018C20: Material: STEEL OVERALL; Material Document and Classification: SAE GR 5 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Hardness Rating: 23.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL; Nondefinitive Spec/std Data: 2 TYPE AND 10P STYLE AND 5 GRADE. 17 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5305-00-225-9081 still in active supply?

NSN 5305-00-225-9081 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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