PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

70886Washer,flat

Telemechanics Inc · NSN 5310-00-641-9259 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-641-9259 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-641-9259. Primary manufacturer part number: 70886.
Features
  • Washer,flat — FSC 5310
  • Center Hole Shape Style: ROUND
  • Features Provided: CASEHARDENED
  • Material Document and Classification: SAE 1000 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Material: STEEL OVERALL
  • Cross-Sectional Shape Style: RECTANGULAR
  • Peripheral Shape Style: ROUND
  • Hole Diameter: 0.256 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-641-9259, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Telemechanics Inc. Government technical data includes 10 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-641-9259
Primary Part Number70886
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerTelemechanics Inc
StatusCANCELLED
Center Hole Shape StyleROUND
Features ProvidedCASEHARDENED
Material Document and ClassificationSAE 1000 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MaterialSTEEL OVERALL
Cross-Sectional Shape StyleRECTANGULAR
Peripheral Shape StyleROUND
Hole Diameter0.256 INCHES NOMINAL IN
Overall Diameter0.438 INCHES NOMINAL IN
Thickness0.035 INCHES NOMINAL IN
Surface TreatmentNICKEL OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
5826-00-093-6536206151 INTERCHANGEABLE
Housing
Kearfott Corporation Div Guidance and Navigation Division
5905-00-100-8758 INTERCHANGEABLE
Resistor,fixed,wire Wound
2915-00-775-289070886 INTERCHANGEABLE
Lever,pilot Valve
Triumph Engine Control Systems Llc
5331-01-351-760570886 INTERCHANGEABLE
O-Ring
T. F. Hudgins, Incorporated Dba Spinner II Products Div
3950-01-426-031570886 INTERCHANGEABLE
Wheel,trolley,electric Hoist
Ingersoll-Rand Co Material Handling Div
4810-01-708-281870886 INTERCHANGEABLE
Servovalve,hydraulic
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
Cross-Reference Index
Part NumberManufacturer
70886 PRIMARY Telemechanics Inc (USA)
70886 Zf Industrieantriebe Witten Gmbh (DEU)
70886 At and T Corp (USA)
Related Parts
5826-00-093-6536INTERCHANGEABLE
HOUSING
206151
5905-00-100-8758INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND
2915-00-775-2890INTERCHANGEABLE
LEVER,PILOT VALVE
70886
5331-01-351-7605INTERCHANGEABLE
O-RING
70886
3950-01-426-0315INTERCHANGEABLE
WHEEL,TROLLEY,ELECTRIC HOIST
70886
4810-01-708-2818INTERCHANGEABLE
SERVOVALVE,HYDRAULIC
70886

Frequently Asked Questions

What is NSN 5310-00-641-9259?

NSN 5310-00-641-9259 is a Washer,flat, manufactured by Telemechanics Inc, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-641-9259?

NSN 5310-00-641-9259 has 3 cross-referenced part numbers: 70886 (Telemechanics Inc), 70886 (Zf Industrieantriebe Witten Gmbh), 70886 (At and T Corp).

What NSN replaces 5310-00-641-9259?

There are 6 known substitutes for 5310-00-641-9259: 5826-00-093-6536, 5905-00-100-8758, 2915-00-775-2890 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 70886?

Key specifications for 70886: Center Hole Shape Style: ROUND; Features Provided: CASEHARDENED; Material Document and Classification: SAE 1000 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Material: STEEL OVERALL. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-641-9259 still in active supply?

NSN 5310-00-641-9259 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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