PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

PS501Seal Assembly,shaft,spring Loade

U S Seal Mfg Corp · NSN 4320-00-762-1400 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-762-1400 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-762-1400. Primary manufacturer part number: PS501.
Features
  • Seal Assembly,shaft,spring Loade — FSC 4320
  • General Characteristics Item Description: CONSIST OF SPRING HELICAL COMPRESSION;SEAL HEAD ASSEMBLY,QTY 1;RING,QTY 1;PACKING,QTY 1
  • 1 verified cross-reference
  • Primary manufacturer: U S Seal Mfg Corp
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Mechanical energy storage
  • Vibration dampening
General Description

The Seal Assembly,shaft,spring Loade, cataloged under National Stock Number 4320-00-762-1400, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is U S Seal Mfg Corp. Government technical data includes 1 verified specification, 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-00-762-1400
Primary Part NumberPS501
Item NameSeal Assembly,shaft,spring Loade
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerU S Seal Mfg Corp
StatusACTIVE
General Characteristics Item DescriptionCONSIST OF SPRING HELICAL COMPRESSION;SEAL HEAD ASSEMBLY,QTY 1;RING,QTY 1;PACKING,QTY 1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
6130-00-075-649678657 INTERCHANGEABLE
Power Supply
Markley Associates Inc Dba Cd-3 Equipment Co
8040-00-126-7798P/S 501400 GRAM KIT INTERCHANGEABLE
Adhesive
Prc Desoto International Inc Dba Pinetree Consulting
5355-00-813-2078MS91528-0D1B INTERCHANGEABLE
Knob
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
Cross-Reference Index
Part NumberManufacturer
PS501 U S Seal Mfg Corp (USA)
Related Parts
6130-00-075-6496INTERCHANGEABLE
POWER SUPPLY
78657
8040-00-126-7798INTERCHANGEABLE
ADHESIVE
P/S 501400 GRAM KIT
5355-00-813-2078INTERCHANGEABLE
KNOB
MS91528-0D1B

Frequently Asked Questions

What is NSN 4320-00-762-1400?

NSN 4320-00-762-1400 is a Seal Assembly,shaft,spring Loade, manufactured by U S Seal Mfg Corp, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-00-762-1400?

NSN 4320-00-762-1400 has 1 cross-referenced part number: PS501 (U S Seal Mfg Corp).

What NSN replaces 4320-00-762-1400?

There are 3 known substitutes for 4320-00-762-1400: 6130-00-075-6496, 8040-00-126-7798, 5355-00-813-2078. Verify interchangeability with system specifications before substitution.

What are the specifications of PS501?

Key specifications for PS501: General Characteristics Item Description: CONSIST OF SPRING HELICAL COMPRESSION;SEAL HEAD ASSEMBLY,QTY 1;RING,QTY 1;PACKING,QTY 1. 1 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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