PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7707786Washer,flat

U S Army Tank Automotive Command Amsta-Im-Mm · NSN 5310-00-770-7786 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-770-7786 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-770-7786. Primary manufacturer part number: 7707786.
Features
  • Washer,flat — FSC 5310
  • Material: COPPER ALLOY 111 OVERALL
  • Overall Diameter: 0.875 INCHES NOMINAL IN
  • Hole Diameter: 0.656 INCHES NOMINAL IN
  • Peripheral Shape Style: ROUND
  • Cross-Sectional Shape Style: RECTANGULAR
  • Thickness: 0.062 INCHES NOMINAL IN
  • Material Document and Classification: QQ-C-576 FED SPEC 1ST MATERIAL RESPONSE AND SAE ASSN STD 2ND MATERIAL RESPONSE OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Copper Alloy 111 Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-770-7786, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-770-7786
Primary Part Number7707786
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerU S Army Tank Automotive Command Amsta-Im-Mm
StatusACTIVE
MaterialCOPPER ALLOY 111 OVERALL
Overall Diameter0.875 INCHES NOMINAL IN
Hole Diameter0.656 INCHES NOMINAL IN
Peripheral Shape StyleROUND
Cross-Sectional Shape StyleRECTANGULAR
Thickness0.062 INCHES NOMINAL IN
Material Document and ClassificationQQ-C-576 FED SPEC 1ST MATERIAL RESPONSE AND SAE ASSN STD 2ND MATERIAL RESPONSE OVERALL
Center Hole Shape StyleROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5310-00-354-5927 INTERCHANGEABLE
Washer,flat
Cross-Reference Index
Part NumberManufacturer
X1026T4 Zf Industrieantriebe Witten Gmbh (DEU)
6765627 General Motors Corp (USA)
7707786 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
5310007707786 E.c.a Etablissement Centrald'approvisionnement Des Forces Armee
62.41.012 Sapa Operaciones SL (ESP)
Related Parts
5310-00-354-5927INTERCHANGEABLE
WASHER,FLAT

Frequently Asked Questions

What is NSN 5310-00-770-7786?

NSN 5310-00-770-7786 is a Washer,flat, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-770-7786?

NSN 5310-00-770-7786 has 5 cross-referenced part numbers: X1026T4 (Zf Industrieantriebe Witten Gmbh), 6765627 (General Motors Corp), 7707786 (U S Army Tank Automotive Command Amsta-Im-Mm), 5310007707786 (E.c.a Etablissement Centrald'approvisionnement Des Forces Armee), 62.41.012 (Sapa Operaciones SL).

What NSN replaces 5310-00-770-7786?

There is 1 known substitute for 5310-00-770-7786: 5310-00-354-5927. Verify interchangeability with system specifications before substitution.

What are the specifications of 7707786?

Key specifications for 7707786: Material: COPPER ALLOY 111 OVERALL; Overall Diameter: 0.875 INCHES NOMINAL IN; Hole Diameter: 0.656 INCHES NOMINAL IN; Peripheral Shape Style: ROUND. 8 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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