PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

9577PCoupling,shaft,flexible

Curtiss-Wright Electro-Mechanical Corporation Div Epd · NSN 3010-00-253-0577 · FSC 3010 · No Item Name Available
Verified by PartsTable
NSN 3010-00-253-0577 — this item is cataloged by the U.S. Government under National Stock Number 3010-00-253-0577. Primary manufacturer part number: 9577P.
Features
  • Coupling,shaft,flexible — FSC 3010
  • Bore Shape: STRAIGHT BOTH ENDS
  • Threaded Hole Location: BOTH ENDS: LOCATED 90 DEG FROM KEYWAY
  • Furnished Items and Quantity: 2 PINS,2 SETSCREWS
  • Threaded Hole Quantity: 1 BOTH ENDS
  • Keying Facility Type: KEYWAY BOTH ENDS
  • Outside Diameter: 1.719 INCHES NOMINAL IN
  • Keyway Depth: 0.0620 INCHES MINIMUM AND 0.7510 INCHES MAXIMUM BOTH ENDS IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Coupling,shaft,flexible, cataloged under National Stock Number 3010-00-253-0577, is classified within Federal Supply Class 3010 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Curtiss-Wright Electro-Mechanical Corporation Div Epd. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3010-00-253-0577
Primary Part Number9577P
Item NameCoupling,shaft,flexible
FSC / FSG3010 / 30 — No Item Name Available
ManufacturerCurtiss-Wright Electro-Mechanical Corporation Div Epd
StatusACTIVE
Bore ShapeSTRAIGHT BOTH ENDS
Threaded Hole LocationBOTH ENDS: LOCATED 90 DEG FROM KEYWAY
Furnished Items and Quantity2 PINS,2 SETSCREWS
Threaded Hole Quantity1 BOTH ENDS
Keying Facility TypeKEYWAY BOTH ENDS
Outside Diameter1.719 INCHES NOMINAL IN
Keyway Depth0.0620 INCHES MINIMUM AND 0.7510 INCHES MAXIMUM BOTH ENDS IN
Features ProvidedKEYWAY
Keyway Width0.094 INCHES NOMINAL SECOND END IN
Bore Diameter0.7500 INCHES MINIMUM AND 0.7510 INCHES MAXIMUM BOTH ENDS IN
Securing MethodUNTHREADED HOLE(S) SECOND END
Bore Length0.7500 INCHES NOMINAL BOTH ENDS IN
Design TypeMULTIJAW
Unthreaded Hole Quantity1 BOTH ENDS
Unthreaded Hole LocationBOTH ENDS: LOCATED 90 DEG FROM KEYWAY
Keyway Width0.094 INCHES NOMINAL FIRST END IN
Keying Facility Quantity1 BOTH ENDS
Securing MethodTHREADED HOLE(S) FIRST END
Hole Diameter0.136 INCHES NOMINAL BOTH ENDS IN
Thread Size Designator1/4-20 BOTH ENDS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5305-00-206-4525 INTERCHANGEABLE
Screw,tapping
5815-00-228-6698SC-C-39992-25 INTERCHANGEABLE
Bar,connecting,teletypewriter
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
3110-00-293-8997 INTERCHANGEABLE
Cup,tapered Roller Bearing
4320-01-090-077510351 INTERCHANGEABLE
Rotor,pump
Weldon Pump Llc
5977-01-265-5036103-51 INTERCHANGEABLE
Holder Assembly,electrical Conta
Prestolite Electric Inc
5940-01-441-521710351 INTERCHANGEABLE
Terminal,stud
Munters Corporation Dba Munters Des Champs Products Div Cargocaire
5355-01-462-8440 INTERCHANGEABLE
Knob
7510-01-495-069809900 INTERCHANGEABLE
Binder,loose-Leaf
S P Richards Inc Dba Best Office Supply Services
5315-01-496-30621035-1 INTERCHANGEABLE
Pin,straight,headless
Tru-Hitch, Inc.
2590-01-587-300410351 INTERCHANGEABLE
Bracket,vehicular Components
Amerex Corporation Dba Amerex Corp
Cross-Reference Index
Part NumberManufacturer
9577P PRIMARY Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
9577P Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
10351 Rps-Fl, Inc. Dba Rps Inc (USA)
Related Parts
5305-00-206-4525INTERCHANGEABLE
SCREW,TAPPING
5815-00-228-6698INTERCHANGEABLE
BAR,CONNECTING,TELETYPEWRITER
SC-C-39992-25
3110-00-293-8997INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
4320-01-090-0775INTERCHANGEABLE
ROTOR,PUMP
10351
5977-01-265-5036INTERCHANGEABLE
HOLDER ASSEMBLY,ELECTRICAL CONTA
103-51
5940-01-441-5217INTERCHANGEABLE
TERMINAL,STUD
10351
5355-01-462-8440INTERCHANGEABLE
KNOB
7510-01-495-0698INTERCHANGEABLE
BINDER,LOOSE-LEAF
09900
5315-01-496-3062INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
1035-1
2590-01-587-3004INTERCHANGEABLE
BRACKET,VEHICULAR COMPONENTS
10351

Frequently Asked Questions

What is NSN 3010-00-253-0577?

NSN 3010-00-253-0577 is a Coupling,shaft,flexible, manufactured by Curtiss-Wright Electro-Mechanical Corporation Div Epd, classified under FSC 3010 (No Item Name Available). Status: active.

What are the part numbers for NSN 3010-00-253-0577?

NSN 3010-00-253-0577 has 3 cross-referenced part numbers: 9577P (Curtiss-Wright Electro-Mechanical Corporation Div Epd), 9577P (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), 10351 (Rps-Fl, Inc. Dba Rps Inc).

What NSN replaces 3010-00-253-0577?

There are 10 known substitutes for 3010-00-253-0577: 5305-00-206-4525, 5815-00-228-6698, 3110-00-293-8997 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 9577P?

Key specifications for 9577P: Bore Shape: STRAIGHT BOTH ENDS; Threaded Hole Location: BOTH ENDS: LOCATED 90 DEG FROM KEYWAY; Furnished Items and Quantity: 2 PINS,2 SETSCREWS; Threaded Hole Quantity: 1 BOTH ENDS. 21 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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