PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A1243Washer,shouldered

Aerocontrolex Group, Inc. Div Talley Actuators · NSN 5310-00-662-6506 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-662-6506 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-662-6506. Primary manufacturer part number: A1243.
Features
  • Washer,shouldered — FSC 5310
  • Shoulder Height: 0.125 INCHES NOMINAL IN
  • Style Designator: SHOULDERED
  • Material: ALUMINUM ALLOY OVERALL
  • Hole Diameter: 0.751 INCHES NOMINAL IN
  • Outside Diameter: 1.188 INCHES NOMINAL IN
  • Shoulder Diameter: 0.999 INCHES NOMINAL IN
  • Material Thickness: 0.187 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Aluminum Alloy Overall construction
General Description

The Washer,shouldered, cataloged under National Stock Number 5310-00-662-6506, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Aerocontrolex Group, Inc. Div Talley Actuators. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-662-6506
Primary Part NumberA1243
Item NameWasher,shouldered
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerAerocontrolex Group, Inc. Div Talley Actuators
StatusACTIVE
Shoulder Height0.125 INCHES NOMINAL IN
Style DesignatorSHOULDERED
MaterialALUMINUM ALLOY OVERALL
Hole Diameter0.751 INCHES NOMINAL IN
Outside Diameter1.188 INCHES NOMINAL IN
Shoulder Diameter0.999 INCHES NOMINAL IN
Material Thickness0.187 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
2940-00-007-4791325100 INTERCHANGEABLE
Filter Element,fluid
Deluxe Products Div Walker Mfg Co
5330-00-072-09531243 INTERCHANGEABLE
Gasket
Edro Corporation, the Dba Edro Corp
5310-00-359-0458F1243 INTERCHANGEABLE
Washer,flat
Federal Mogul Corp Sub Wagner Brake Moog Automotive Div
2910-00-422-9111A1243 INTERCHANGEABLE
Shaft Assembly,acce
Am General Llc
6145-00-630-66608734 INTERCHANGEABLE
Cable,special Purpose,electrical
Belden Wire and Cable Co Wire and Cable Office
8455-00-641-8558 INTERCHANGEABLE
Insignia,shoulder Sleeve
5940-00-681-0146015-2002-479 INTERCHANGEABLE
Terminal,feedthru
Itt Cannon Rf Products
5975-00-789-3386GL75 INTERCHANGEABLE
Locknut,electrical Conduit
Egs Electrical Group Appleton Div
6130-00-824-11462157534 INTERCHANGEABLE
Power Supply
Parts Life Inc
4720-00-857-1735124-3 INTERCHANGEABLE
Hose,nonmetallic
Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division
Cross-Reference Index
Part NumberManufacturer
A1243 PRIMARY Aerocontrolex Group, Inc. Div Talley Actuators (USA)
1243 Aerocontrolex Group, Inc. Div Talley Actuators (USA)
Related Parts
2940-00-007-4791INTERCHANGEABLE
FILTER ELEMENT,FLUID
325100
5330-00-072-0953INTERCHANGEABLE
GASKET
1243
5310-00-359-0458INTERCHANGEABLE
WASHER,FLAT
F1243
2910-00-422-9111INTERCHANGEABLE
SHAFT ASSEMBLY,ACCE
A1243
6145-00-630-6660INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
8734
8455-00-641-8558INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE
5940-00-681-0146INTERCHANGEABLE
TERMINAL,FEEDTHRU
015-2002-479
5975-00-789-3386INTERCHANGEABLE
LOCKNUT,ELECTRICAL CONDUIT
GL75
6130-00-824-1146INTERCHANGEABLE
POWER SUPPLY
2157534
4720-00-857-1735INTERCHANGEABLE
HOSE,NONMETALLIC
124-3
6110-01-140-2212INTERCHANGEABLE
STARTER,MOTOR
59453013400
4460-01-360-4964INTERCHANGEABLE
PURIFIER UNIT,AIR
1243

Frequently Asked Questions

What is NSN 5310-00-662-6506?

NSN 5310-00-662-6506 is a Washer,shouldered, manufactured by Aerocontrolex Group, Inc. Div Talley Actuators, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-662-6506?

NSN 5310-00-662-6506 has 2 cross-referenced part numbers: A1243 (Aerocontrolex Group, Inc. Div Talley Actuators), 1243 (Aerocontrolex Group, Inc. Div Talley Actuators).

What NSN replaces 5310-00-662-6506?

There are 12 known substitutes for 5310-00-662-6506: 2940-00-007-4791, 5330-00-072-0953, 5310-00-359-0458 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A1243?

Key specifications for A1243: Shoulder Height: 0.125 INCHES NOMINAL IN; Style Designator: SHOULDERED; Material: ALUMINUM ALLOY OVERALL; Hole Diameter: 0.751 INCHES NOMINAL IN. 7 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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