PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3890Washer,recessed

Kurz & Root Generator Company, Llc · NSN 5310-00-276-8637 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-276-8637 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-276-8637. Primary manufacturer part number: 3890.
Features
  • Washer,recessed — FSC 5310
  • Material: STEEL OVERALL
  • Outside Diameter: 1.375 INCHES NOMINAL IN
  • Material Thickness: 0.124 INCHES NOMINAL IN
  • Hole Diameter: 0.344 INCHES NOMINAL IN
  • Recess Depth: 0.062 INCHES NOMINAL IN
  • Style Designator: RECESSED
  • 3 verified cross-references
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Washer,recessed, cataloged under National Stock Number 5310-00-276-8637, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Kurz & Root Generator Company, Llc. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-276-8637
Primary Part Number3890
Item NameWasher,recessed
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerKurz & Root Generator Company, Llc
StatusACTIVE
MaterialSTEEL OVERALL
Outside Diameter1.375 INCHES NOMINAL IN
Material Thickness0.124 INCHES NOMINAL IN
Hole Diameter0.344 INCHES NOMINAL IN
Recess Depth0.062 INCHES NOMINAL IN
Style DesignatorRECESSED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5325-00-141-7577 INTERCHANGEABLE
Post,snapslide Fastener
5120-00-248-66633890 INTERCHANGEABLE
Socket,crowfoot Wrench Head
Wta Tool Llc
5950-00-251-6615734-0049-001 INTERCHANGEABLE
Transformer,power
Honeywell International Inc. Dba Honeywell Div Aerospace ? Redmond Commercial
2805-00-294-2690 INTERCHANGEABLE
Ring,piston
6250-00-536-16552912 INTERCHANGEABLE
Lampholder
Hubbell Incorporated (delaware) Dba Wiring Device-Kellems Division
5365-00-930-94363890 INTERCHANGEABLE
Shim
Specialty Washer Co of South Carolina Inc
4730-01-086-8654533890 INTERCHANGEABLE
Tee,pipe
Fwd Seagrave Holdings Lp
6665-01-285-8141 INTERCHANGEABLE
Monitor,freon
4920-01-539-38243890 INTERCHANGEABLE
Media Bulb,aircraft
Ccrco, Llc Dba C C R C O
Cross-Reference Index
Part NumberManufacturer
3890 PRIMARY Kurz & Root Generator Company, Llc (USA)
MJH3-001-44 Mancraft Industries Inc (USA)
53-3890 PRIMARY Kurz & Root Generator Company, Llc (USA)
Related Parts
5325-00-141-7577INTERCHANGEABLE
POST,SNAPSLIDE FASTENER
5120-00-248-6663INTERCHANGEABLE
SOCKET,CROWFOOT WRENCH HEAD
3890
5950-00-251-6615INTERCHANGEABLE
TRANSFORMER,POWER
734-0049-001
2805-00-294-2690INTERCHANGEABLE
RING,PISTON
6250-00-536-1655INTERCHANGEABLE
LAMPHOLDER
2912
5365-00-930-9436INTERCHANGEABLE
SHIM
3890
4730-01-086-8654INTERCHANGEABLE
TEE,PIPE
533890
6665-01-285-8141INTERCHANGEABLE
MONITOR,FREON
4920-01-539-3824INTERCHANGEABLE
MEDIA BULB,AIRCRAFT
3890

Frequently Asked Questions

What is NSN 5310-00-276-8637?

NSN 5310-00-276-8637 is a Washer,recessed, manufactured by Kurz & Root Generator Company, Llc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-276-8637?

NSN 5310-00-276-8637 has 3 cross-referenced part numbers: 3890 (Kurz & Root Generator Company, Llc), MJH3-001-44 (Mancraft Industries Inc), 53-3890 (Kurz & Root Generator Company, Llc).

What NSN replaces 5310-00-276-8637?

There are 9 known substitutes for 5310-00-276-8637: 5325-00-141-7577, 5120-00-248-6663, 5950-00-251-6615 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3890?

Key specifications for 3890: Material: STEEL OVERALL; Outside Diameter: 1.375 INCHES NOMINAL IN; Material Thickness: 0.124 INCHES NOMINAL IN; Hole Diameter: 0.344 INCHES NOMINAL IN. 7 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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