PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2191Washer,flat

Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron · NSN 5310-01-115-6585 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-115-6585 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-115-6585. Primary manufacturer part number: 2191.
Features
  • Washer,flat — FSC 5310
  • Peripheral Shape Style: ROUND
  • Center Hole Shape Style: ROUND
  • Material Document and Classification: MIL-F-1148,GRADE CH MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Hole Diameter: 0.093 INCHES MINIMUM AND 0.103 INCHES MAXIMUM IN
  • Color: BLACK OVERALL
  • Material: PAPER OVERALL
  • Overall Diameter: 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Paper Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-01-115-6585, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron. Government technical data includes 9 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. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-115-6585
Primary Part Number2191
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerHalsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
StatusACTIVE
Peripheral Shape StyleROUND
Center Hole Shape StyleROUND
Material Document and ClassificationMIL-F-1148,GRADE CH MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Hole Diameter0.093 INCHES MINIMUM AND 0.103 INCHES MAXIMUM IN
ColorBLACK OVERALL
MaterialPAPER OVERALL
Overall Diameter0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN
Thickness0.015 INCHES MINIMUM AND 0.047 INCHES MAXIMUM IN
Cross-Sectional Shape StyleRECTANGULAR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
4730-00-050-4208SAE-AS15003-1P INTERCHANGEABLE
Fitting,lubrication
Sae International Dba Sae International
5945-00-180-8374 INTERCHANGEABLE
Relay,electromagnetic
5910-00-263-04552-191 INTERCHANGEABLE
Capacitor,fixed,electrolytic
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5310-00-364-7088 INTERCHANGEABLE
Nut,plain,castellated,hexagon
5355-00-667-96243224408 INTERCHANGEABLE
Knob
Hatch & Kirk, Inc.
5910-00-725-71332191 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
Chicago Condenser Corp., Inc.
5450-01-083-0435 INTERCHANGEABLE
Bleacher,portable
5910-01-226-5727 INTERCHANGEABLE
Capacitor,fixed,metallized,paper
5310-01-290-2219MA367 21-011 INTERCHANGEABLE
Washer,concave
Am General Llc
5310-01-293-3578 INTERCHANGEABLE
Washer,lock
Cross-Reference Index
Part NumberManufacturer
10069672-102 Honeywell International Inc. Dba Honeywell International Div Aerospace-Minneapolis (USA)
2191 PRIMARY Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron (USA)
2191 Dialight Corporation (USA)
Related Parts
4730-00-050-4208INTERCHANGEABLE
FITTING,LUBRICATION
SAE-AS15003-1P
5945-00-180-8374INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
5910-00-263-0455INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
2-191
5310-00-364-7088INTERCHANGEABLE
NUT,PLAIN,CASTELLATED,HEXAGON
5355-00-667-9624INTERCHANGEABLE
KNOB
3224408
5910-00-725-7133INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
2191
5450-01-083-0435INTERCHANGEABLE
BLEACHER,PORTABLE
5910-01-226-5727INTERCHANGEABLE
CAPACITOR,FIXED,METALLIZED,PAPER
5310-01-290-2219INTERCHANGEABLE
WASHER,CONCAVE
MA367 21-011
5310-01-293-3578INTERCHANGEABLE
WASHER,LOCK
6760-01-593-3585INTERCHANGEABLE
LENS,CAMERA,GENERAL PHOTOGRAPHIC

Frequently Asked Questions

What is NSN 5310-01-115-6585?

NSN 5310-01-115-6585 is a Washer,flat, manufactured by Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-115-6585?

NSN 5310-01-115-6585 has 3 cross-referenced part numbers: 10069672-102 (Honeywell International Inc. Dba Honeywell International Div Aerospace-Minneapolis), 2191 (Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron), 2191 (Dialight Corporation).

What NSN replaces 5310-01-115-6585?

There are 11 known substitutes for 5310-01-115-6585: 4730-00-050-4208, 5945-00-180-8374, 5910-00-263-0455 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2191?

Key specifications for 2191: Peripheral Shape Style: ROUND; Center Hole Shape Style: ROUND; Material Document and Classification: MIL-F-1148,GRADE CH MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Hole Diameter: 0.093 INCHES MINIMUM AND 0.103 INCHES MAXIMUM IN. 9 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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