PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10157Molding,seal Plate

Peerless Nuclear Corp · NSN 4470-01-039-4135 · FSC 4470 · No Item Name Available
Verified by PartsTable
NSN 4470-01-039-4135 — this item is cataloged by the U.S. Government under National Stock Number 4470-01-039-4135. Primary manufacturer part number: 10157.
Features
  • Molding,seal Plate — FSC 4470
  • Criticality Code Justification: ZZZY
  • Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS.
  • 1 verified cross-reference
  • Primary manufacturer: Peerless Nuclear Corp
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Molding,seal Plate, cataloged under National Stock Number 4470-01-039-4135, is classified within Federal Supply Class 4470 (No Item Name Available) of the Furnace, Steam, Drying, Nuclear Reactors group. The primary manufacturer of record is Peerless Nuclear Corp. Government technical data includes 2 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4470-01-039-4135
Primary Part Number10157
Item NameMolding,seal Plate
FSC / FSG4470 / 44 — No Item Name Available
ManufacturerPeerless Nuclear Corp
StatusACTIVE
Criticality Code JustificationZZZY
Reference Number Differentiating CharacteristicsMATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS.
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5330-00-383-187826274 INTERCHANGEABLE
Gasket
Dana Automotive Systems Group, Llc Dba Dana Sealing Products
5935-00-581-48459760-317 INTERCHANGEABLE
Cover,electrical Connector
Amphenol Corp Div Amphenol Aerospace Operations
6680-00-737-340710157 INTERCHANGEABLE
Counter,rotating
Weigh-Tronix Inc
4320-00-867-1268029473-00 INTERCHANGEABLE
Ring,wearing
Curtiss-Wright Electro-Mechanical Corporation Div Epd
4820-01-251-6226145-205-030-139-000 INTERCHANGEABLE
Stem,fluid Valve
Emerson Automation Solutions Final Control Us Lp
5365-01-257-768410157 INTERCHANGEABLE
Spacer,ring
Danmar Industries, Inc.
5120-01-430-7524 INTERCHANGEABLE
Socket,socket Wrench
5331-01-651-946510157 INTERCHANGEABLE
O-Ring
Circor Aerospace Inc
5305-01-683-862710157 INTERCHANGEABLE
Screw,self-Drilling
Illinois Tool Works Inc.
Cross-Reference Index
Part NumberManufacturer
10157 Peerless Nuclear Corp (USA)
Related Parts
5330-00-383-1878INTERCHANGEABLE
GASKET
26274
5935-00-581-4845INTERCHANGEABLE
COVER,ELECTRICAL CONNECTOR
9760-317
6680-00-737-3407INTERCHANGEABLE
COUNTER,ROTATING
10157
4320-00-867-1268INTERCHANGEABLE
RING,WEARING
029473-00
4820-01-251-6226INTERCHANGEABLE
STEM,FLUID VALVE
145-205-030-139-000
5365-01-257-7684INTERCHANGEABLE
SPACER,RING
10157
5120-01-430-7524INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5331-01-651-9465INTERCHANGEABLE
O-RING
10157
5305-01-683-8627INTERCHANGEABLE
SCREW,SELF-DRILLING
10157

Frequently Asked Questions

What is NSN 4470-01-039-4135?

NSN 4470-01-039-4135 is a Molding,seal Plate, manufactured by Peerless Nuclear Corp, classified under FSC 4470 (No Item Name Available). Status: active.

What are the part numbers for NSN 4470-01-039-4135?

NSN 4470-01-039-4135 has 1 cross-referenced part number: 10157 (Peerless Nuclear Corp).

What NSN replaces 4470-01-039-4135?

There are 9 known substitutes for 4470-01-039-4135: 5330-00-383-1878, 5935-00-581-4845, 6680-00-737-3407 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 10157?

Key specifications for 10157: Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS.. 2 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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