PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

31005Guide,piston

Eaton Aerospace Llc Dba Eaton Aerospace Jackson · NSN 4810-01-257-1276 · FSC 4810 · No Item Name Available
Verified by PartsTable
NSN 4810-01-257-1276 — this item is cataloged by the U.S. Government under National Stock Number 4810-01-257-1276. Primary manufacturer part number: 31005.
Features
  • Guide,piston — FSC 4810
  • FSC Application Data: VALVE ASSY,EMER;4810012278779
  • 1 verified cross-reference
  • Primary manufacturer: Eaton Aerospace Llc Dba Eaton Aerospace Jackson
Applications
  • Flow control in piping systems
  • Water treatment infrastructure
  • Industrial process control
General Description

The Guide,piston, cataloged under National Stock Number 4810-01-257-1276, is classified within Federal Supply Class 4810 (No Item Name Available) of the Valves group. The primary manufacturer of record is Eaton Aerospace Llc Dba Eaton Aerospace Jackson. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4810-01-257-1276
Primary Part Number31005
Item NameGuide,piston
FSC / FSG4810 / 48 — No Item Name Available
ManufacturerEaton Aerospace Llc Dba Eaton Aerospace Jackson
StatusACTIVE
FSC Application DataVALVE ASSY,EMER;4810012278779
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5935-00-149-3894 INTERCHANGEABLE
Connector,plug,electrical
5330-00-352-5542235B39-47B INTERCHANGEABLE
Gasket
Cam Fabricated Systems Inc
1730-00-420-7982 INTERCHANGEABLE
Fitting,pump Handle
1650-00-443-324531005 INTERCHANGEABLE
Cap,auxillary Ram
Moog Military Aircraft Llc
2530-00-463-799654897 INTERCHANGEABLE
Cylinder Assembly,hydraulic Brak
Allianz Sweeper Company
5940-00-840-635531005-TB INTERCHANGEABLE
Terminal,lug
Abb Installation Products Inc
5120-01-357-475731005 INTERCHANGEABLE
Wrench,pipe
Ridge Tool Company
7520-01-486-464831005 INTERCHANGEABLE
Pen,ball-Point
Pilot Corporation of America
Cross-Reference Index
Part NumberManufacturer
31005 PRIMARY Eaton Aerospace Llc Dba Eaton Aerospace Jackson (USA)
Related Parts
5935-00-149-3894INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
5330-00-352-5542INTERCHANGEABLE
GASKET
235B39-47B
1730-00-420-7982INTERCHANGEABLE
FITTING,PUMP HANDLE
1650-00-443-3245INTERCHANGEABLE
CAP,AUXILLARY RAM
31005
2530-00-463-7996INTERCHANGEABLE
CYLINDER ASSEMBLY,HYDRAULIC BRAK
54897
5940-00-840-6355INTERCHANGEABLE
TERMINAL,LUG
31005-TB
5120-01-357-4757INTERCHANGEABLE
WRENCH,PIPE
31005
7520-01-486-4648INTERCHANGEABLE
PEN,BALL-POINT
31005

Frequently Asked Questions

What is NSN 4810-01-257-1276?

NSN 4810-01-257-1276 is a Guide,piston, manufactured by Eaton Aerospace Llc Dba Eaton Aerospace Jackson, classified under FSC 4810 (No Item Name Available). Status: active.

What are the part numbers for NSN 4810-01-257-1276?

NSN 4810-01-257-1276 has 1 cross-referenced part number: 31005 (Eaton Aerospace Llc Dba Eaton Aerospace Jackson).

What NSN replaces 4810-01-257-1276?

There are 8 known substitutes for 4810-01-257-1276: 5935-00-149-3894, 5330-00-352-5542, 1730-00-420-7982 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 31005?

Key specifications for 31005: End Item Identification: B1B; FSC Application Data: VALVE ASSY,EMER;4810012278779. 2 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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