PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25452Washer,flat

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 5310-00-684-2725 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-684-2725 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-684-2725. Primary manufacturer part number: 25452.
Features
  • Washer,flat — FSC 5310
  • Overall Diameter: 0.631 INCHES MINIMUM AND 0.651 INCHES MAXIMUM IN
  • Material: COPPER ALLOY 101 OVERALL
  • Material Document and Classification: AMS 4500 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Hole Diameter: 0.440 INCHES MINIMUM AND 0.445 INCHES MAXIMUM IN
  • Center Hole Shape Style: ROUND
  • Peripheral Shape Style: ROUND
  • Thickness: 0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Copper Alloy 101 Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-684-2725, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 8 verified specifications, 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
NSN5310-00-684-2725
Primary Part Number25452
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusACTIVE
Overall Diameter0.631 INCHES MINIMUM AND 0.651 INCHES MAXIMUM IN
MaterialCOPPER ALLOY 101 OVERALL
Material Document and ClassificationAMS 4500 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Hole Diameter0.440 INCHES MINIMUM AND 0.445 INCHES MAXIMUM IN
Center Hole Shape StyleROUND
Peripheral Shape StyleROUND
Thickness0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN
Cross-Sectional Shape StyleRECTANGULAR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
6160-00-135-489125452 INTERCHANGEABLE
Cover,battery Retainer
Grimes Aerospace Company
5365-00-424-077025452 INTERCHANGEABLE
Spacer,plate
Hamilton Sundstrand Corporation Dba Collins Aerospace
5340-00-628-335225452 INTERCHANGEABLE
Cover,access
Williams International Co., L.l.c.
5330-00-641-368625452 INTERCHANGEABLE
Gasket
Meggitt North Hollywood Inc
5310-00-965-646925452 INTERCHANGEABLE
Washer,flat
Woodward Hrt Div Woodward Hrt/cadillac Gage
7125-01-084-695546-551D INTERCHANGEABLE
Cabinet,storage
C&h Distributors, Llc
4010-01-503-400925452-30 INTERCHANGEABLE
Wire Rope Assembly,single Leg
United States Department of the Navy Dba Naval Surface Warfare Center Panama City
6515-01-598-2947 INTERCHANGEABLE
Cutter,orthopedic Cast
Cross-Reference Index
Part NumberManufacturer
25452 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
Related Parts
6160-00-135-4891INTERCHANGEABLE
COVER,BATTERY RETAINER
25452
5365-00-424-0770INTERCHANGEABLE
SPACER,PLATE
25452
5340-00-628-3352INTERCHANGEABLE
COVER,ACCESS
25452
5330-00-641-3686INTERCHANGEABLE
GASKET
25452
5310-00-965-6469INTERCHANGEABLE
WASHER,FLAT
25452
7125-01-084-6955INTERCHANGEABLE
CABINET,STORAGE
46-551D
4010-01-503-4009INTERCHANGEABLE
WIRE ROPE ASSEMBLY,SINGLE LEG
25452-30
6515-01-598-2947INTERCHANGEABLE
CUTTER,ORTHOPEDIC CAST

Frequently Asked Questions

What is NSN 5310-00-684-2725?

NSN 5310-00-684-2725 is a Washer,flat, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-684-2725?

NSN 5310-00-684-2725 has 1 cross-referenced part number: 25452 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).

What NSN replaces 5310-00-684-2725?

There are 8 known substitutes for 5310-00-684-2725: 6160-00-135-4891, 5365-00-424-0770, 5340-00-628-3352 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 25452?

Key specifications for 25452: Overall Diameter: 0.631 INCHES MINIMUM AND 0.651 INCHES MAXIMUM IN; Material: COPPER ALLOY 101 OVERALL; Material Document and Classification: AMS 4500 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Hole Diameter: 0.440 INCHES MINIMUM AND 0.445 INCHES MAXIMUM IN. 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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