PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AES01C250A00AW9A91Screw,cap,hexagon Head

The American Society of Mechanical Engineers · NSN 5305-00-225-3843 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-225-3843 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-225-3843. Primary manufacturer part number: AES01C250A00AW9A91.
Features
  • Screw,cap,hexagon Head — FSC 5305
  • Fastener Length: 0.969 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
  • Width Between Flats: 0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN
  • Minimum Tensile Strength: 150000 POUNDS PER SQUARE INCH LBS
  • Nominal Thread Diameter: 0.250 INCHES IN
  • Thread Quantity Per Inch: 20
  • Material: STEEL OVERALL
  • Surface Finish: 63.0 MICROINCHES THREADS
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 5305-00-225-3843, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is The American Society of Mechanical Engineers. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 37 commercial cross-references from 22 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
NSN5305-00-225-3843
Primary Part NumberAES01C250A00AW9A91
Item NameScrew,cap,hexagon Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerThe American Society of Mechanical Engineers
StatusCANCELLED
Fastener Length0.969 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
Width Between Flats0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN
Minimum Tensile Strength150000 POUNDS PER SQUARE INCH LBS
Nominal Thread Diameter0.250 INCHES IN
Thread Quantity Per Inch20
MaterialSTEEL OVERALL
Surface Finish63.0 MICROINCHES THREADS
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Material Document and ClassificationSAE J429 GRADE 8 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A354 GRADE BD ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Surface TreatmentZINC AND CHROMATE OVERALL
Head Height0.150 INCHES MINIMUM AND 0.163 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Head StyleHEXAGON
Thread Class2A A
Thread Length0.750 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN
Surface Treatment Document and ClassificationASTM B633 TY 2 SC 3 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5305-00-012-1900101982 INTERCHANGEABLE
Screw,cap,hexagon Head
Mcculloch Corp
5306-00-063-4998S1616 INTERCHANGEABLE
Bolt,machine
Caterpillar Inc Div Caterpillar Defense
5330-00-187-3611 INTERCHANGEABLE
Packing,preformed
4720-00-203-763725478 INTERCHANGEABLE
Hose,preformed
Gates Corporation
5306-00-216-112570-4577 INTERCHANGEABLE
Bolt,square Neck
Department of Defense Project Manager-Mobile Electric Power
5305-00-225-3839MS90725-8 INTERCHANGEABLE
Screw,cap,hexagon Head
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5315-00-281-72483202208 INTERCHANGEABLE
Pin,straight,headed
Hatch & Kirk, Inc.
5330-00-285-134665X549 INTERCHANGEABLE
Seal,plain Encased
Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc
2920-00-290-8690NSB532 INTERCHANGEABLE
Starter,engine,electrical
Delphi Powertrain Systems, Llc
5331-00-373-8437213546 INTERCHANGEABLE
O-Ring
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Cross-Reference Index
Part NumberManufacturer
6477-32 Zf Industrieantriebe Witten Gmbh (DEU)
50055 Eka Limited (GBR)
S1616 Zf Industrieantriebe Witten Gmbh (DEU)
2950264 Zf Industrieantriebe Witten Gmbh (DEU)
AES01C250A00AW9A91 PRIMARY The American Society of Mechanical Engineers (USA)
1-4-20X1 Zf Industrieantriebe Witten Gmbh (DEU)
10082445 Nimikkeistokeskus Ncb Finland (FIN)
303841 Wiba Zevenaar B.v. (NLD)
121900 Ed Etnyre & Co (USA)
3176210-A-005 Zf Industrieantriebe Witten Gmbh (DEU)
MS90725-8 Zf Industrieantriebe Witten Gmbh (DEU)
12569621-66 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
MS35301-8 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
B1821BH025C100N American National Standards Institute Incorporated Dba American National Standards Institute (USA)
5305PL0655799 Jednolity Indeks Materialowy - Uniform Material Index (POL)
0S1616 Zf Industrieantriebe Witten Gmbh (DEU)
9440320 General Motors Llc Dba General Motors Llc (USA)
522C500006 Zf Industrieantriebe Witten Gmbh (DEU)
1C416 Clark Equipment Co (USA)
9440320 General Motors Corp Chevrolet Motor Div Special Products Dept (USA)
Related Parts
5305-00-012-1900INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
101982
5306-00-063-4998INTERCHANGEABLE
BOLT,MACHINE
S1616
5330-00-187-3611INTERCHANGEABLE
PACKING,PREFORMED
4720-00-203-7637INTERCHANGEABLE
HOSE,PREFORMED
25478
5306-00-216-1125INTERCHANGEABLE
BOLT,SQUARE NECK
70-4577
5305-00-225-3839INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
MS90725-8
5315-00-281-7248INTERCHANGEABLE
PIN,STRAIGHT,HEADED
3202208
5330-00-285-1346INTERCHANGEABLE
SEAL,PLAIN ENCASED
65X549
2920-00-290-8690INTERCHANGEABLE
STARTER,ENGINE,ELECTRICAL
NSB532
5331-00-373-8437INTERCHANGEABLE
O-RING
213546
9540-00-452-2089INTERCHANGEABLE
BEAM,STRUCTURAL
4935-00-507-0623INTERCHANGEABLE
HOOD,MISSILE COOLING
50055

Frequently Asked Questions

What is NSN 5305-00-225-3843?

NSN 5305-00-225-3843 is a Screw,cap,hexagon Head, manufactured by The American Society of Mechanical Engineers, classified under FSC 5305 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5305-00-225-3843?

NSN 5305-00-225-3843 has 37 cross-referenced part numbers: 6477-32 (Zf Industrieantriebe Witten Gmbh), 50055 (Eka Limited), S1616 (Zf Industrieantriebe Witten Gmbh), 2950264 (Zf Industrieantriebe Witten Gmbh), AES01C250A00AW9A91 (The American Society of Mechanical Engineers) and 32 more.

What NSN replaces 5305-00-225-3843?

There are 12 known substitutes for 5305-00-225-3843: 5305-00-012-1900, 5306-00-063-4998, 5330-00-187-3611 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AES01C250A00AW9A91?

Key specifications for AES01C250A00AW9A91: Fastener Length: 0.969 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN; Width Between Flats: 0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN; End Item Identification: MRAP-RG-33 ARMORED UTILITY VEHICLE (AUV); MRAP - M-ATV WITH CS13 POP AND SNE; MEDIUM MINE PROTECTED VEHICLE - AMPV; MULTIPLE LAUNCH ROCKET SYSTEM (MLRS); ARMORED MULTI-PURPOSE VEHICLE (AMPV); A4 BRADLEY FIGHTING VEHICLE; A3 BRADLEY FIGHTING VEHICLE; LOGISTICS SUPPORT VESSEL; Minimum Tensile Strength: 150000 POUNDS PER SQUARE INCH LBS. 17 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5305-00-225-3843 still in active supply?

NSN 5305-00-225-3843 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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