PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AESF5C250A00SH8A31Screw,machine

The American Society of Mechanical Engineers · NSN 5305-00-071-1318 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-071-1318 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-071-1318. Primary manufacturer part number: AESF5C250A00SH8A31.
Features
  • Screw,machine — FSC 5305
  • Fastener Length: 1.000 INCHES NOMINAL IN
  • Head Diameter: 0.473 INCHES MINIMUM AND 0.492 INCHES MAXIMUM IN
  • Screw Surface Treatment: PASSIVATE
  • Head Style: PAN
  • Thread Direction: RIGHT-HAND
  • Internal Drive Style: CROSS RECESS TYPE 1
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-00-071-1318, 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 17 commercial cross-references from 15 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
NSN5305-00-071-1318
Primary Part NumberAESF5C250A00SH8A31
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerThe American Society of Mechanical Engineers
StatusCANCELLED
Fastener Length1.000 INCHES NOMINAL IN
Head Diameter0.473 INCHES MINIMUM AND 0.492 INCHES MAXIMUM IN
Screw Surface TreatmentPASSIVATE
Head StylePAN
Thread DirectionRIGHT-HAND
Internal Drive StyleCROSS RECESS TYPE 1
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Screw Material Document and Classification66 FED STD ALL MATERIAL RESPONSES
Minimum Tensile Strength80000 POUNDS PER SQUARE INCH LBS
Thread Length0.900 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
Screw Surface Treatment Document and ClassificationQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
Head Height0.162 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN
Screw MaterialSTEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316
Thread Class2A A
Thread Quantity Per Inch20
Nominal Thread Diameter0.250 INCHES IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5998-00-004-960323110 INTERCHANGEABLE
Circuit Card Assembly
Emcore Corporation Div Concord Division
3040-00-083-378823110 INTERCHANGEABLE
Gearshaft,spur
Hydro-Aire Aerospace Corp
5841-00-103-0427231-10 INTERCHANGEABLE
Circulator,coaxial
Ems Technologies Inc Div Defense & Space Systems
5133-00-227-5966 INTERCHANGEABLE
Drill,twist
3020-00-536-153622300197 INTERCHANGEABLE
Pinion,winding
Waltham Aircraft Clock Corp
4920-00-623-345223-110 INTERCHANGEABLE
Adjuster Assy
Horizon Aerospace Llc Dba Magnetics Division
3455-01-024-99171725-0750 INTERCHANGEABLE
Cutter,milling,end
New York Twist Drill Inc
5305-01-110-1128 INTERCHANGEABLE
Screw,machine
4720-01-130-2208231-10 INTERCHANGEABLE
Hose,nonmetallic
Parker-Hannifin Corporation Dba Pneutronics Div Hose Products Division
5935-01-135-86881-117096-1 INTERCHANGEABLE
Connector,receptacle,electrical
Te Connectivity Corporation
Cross-Reference Index
Part NumberManufacturer
AESF5C250A00SH8A31 The American Society of Mechanical Engineers (USA)
343-0269-000 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
9434148 General Motors Corp Chevrolet Motor Div Special Products Dept (USA)
MS51957-83 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
343-0269-000 Rockwell Collins, Inc. Div Collins Aerospace - Mission Systems (USA)
MS35233-83 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
408917-15 Naval Air Warfare Center Aircraft Division Joint Base Jbmdl (USA)
41UT4103-4PC59 United States Coast Guard Dba U.s.c.g. Sflc Div Surface Forces Logistics Center (sflc) (USA)
FFS92 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
82-2072-0100 Pierce Manufacturing Inc (USA)
FF-S-92TY1ST2SCL3041INLG Federal Specifications Promulgated by General Services Administration Washington DC (USA)
418293-83 Raytheon Company Dba Raytheon (USA)
6961951 FIND 9 Naval Sea Systems Command (USA)
23110 Federal Screw Products, Inc. (USA)
FF-S-92TY1STY2S CL3041INLG Zf Industrieantriebe Witten Gmbh (DEU)
5305PL0798777 Jednolity Indeks Materialowy - Uniform Material Index (POL)
23110ADX Airdale Express Llc Div Airdale Express (USA)
Related Parts
5998-00-004-9603INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
23110
3040-00-083-3788INTERCHANGEABLE
GEARSHAFT,SPUR
23110
5841-00-103-0427INTERCHANGEABLE
CIRCULATOR,COAXIAL
231-10
5133-00-227-5966INTERCHANGEABLE
DRILL,TWIST
3020-00-536-1536INTERCHANGEABLE
PINION,WINDING
22300197
4920-00-623-3452INTERCHANGEABLE
ADJUSTER ASSY
23-110
3455-01-024-9917INTERCHANGEABLE
CUTTER,MILLING,END
1725-0750
5305-01-110-1128INTERCHANGEABLE
SCREW,MACHINE
4720-01-130-2208INTERCHANGEABLE
HOSE,NONMETALLIC
231-10
5935-01-135-8688INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
1-117096-1
7045-01-154-1317INTERCHANGEABLE
SWAB,FOAM
CF5050
6145-01-206-9957INTERCHANGEABLE
WIRE,ELECTRICAL
23110

Frequently Asked Questions

What is NSN 5305-00-071-1318?

NSN 5305-00-071-1318 is a Screw,machine, 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 5305-00-071-1318?

NSN 5305-00-071-1318 has 17 cross-referenced part numbers: AESF5C250A00SH8A31 (The American Society of Mechanical Engineers), 343-0269-000 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), 9434148 (General Motors Corp Chevrolet Motor Div Special Products Dept), MS51957-83 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 343-0269-000 (Rockwell Collins, Inc. Div Collins Aerospace - Mission Systems) and 12 more.

What NSN replaces 5305-00-071-1318?

There are 12 known substitutes for 5305-00-071-1318: 5998-00-004-9603, 3040-00-083-3788, 5841-00-103-0427 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AESF5C250A00SH8A31?

Key specifications for AESF5C250A00SH8A31: Fastener Length: 1.000 INCHES NOMINAL IN; Head Diameter: 0.473 INCHES MINIMUM AND 0.492 INCHES MAXIMUM IN; Screw Surface Treatment: PASSIVATE; End Item Identification: STREAM (STD. TENSIONED REPLENISHMENT AT SEA METHOD); MISSILE SYSTEMS, NATO SEA SPARROW; SUPPORT EQUIPMENT, B-52 AIRCRAFT; AIRCRAFT, ( AC-130H, MC; MRAP COUGAR AMBULANCE; MRAP BUFFALO MK2A2. 17 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5305-00-071-1318 still in active supply?

NSN 5305-00-071-1318 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