PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

PR52THRUPR57 ITEM4Packing,preformed

Circor Aerospace, Inc. Dba Circor Aerospace Inc · NSN 5330-01-271-3583 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-271-3583 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-271-3583. Primary manufacturer part number: PR52THRUPR57 ITEM4.
Features
  • Packing,preformed — FSC 5330
  • Criticality Code Justification: ZZZY
  • Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
  • 2 verified cross-references
  • Primary manufacturer: Circor Aerospace, Inc. Dba Circor Aerospace Inc
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Packing,preformed, cataloged under National Stock Number 5330-01-271-3583, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Circor Aerospace, Inc. Dba Circor Aerospace Inc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-01-271-3583
Primary Part NumberPR52THRUPR57 ITEM4
Item NamePacking,preformed
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerCircor Aerospace, Inc. Dba Circor Aerospace Inc
StatusACTIVE
Criticality Code JustificationZZZY
Reference Number Differentiating CharacteristicsMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5331-01-022-38394012-53 INTERCHANGEABLE
O-Ring
Circor Aerospace, Inc. Dba Circor Aerospace Inc
5331-01-264-1007 INTERCHANGEABLE
O-Ring
5945-01-343-004640253 INTERCHANGEABLE
Relay,electromagnetic
Gentherm Medical, Llc
6680-01-668-725540-1253 INTERCHANGEABLE
Meter,flow Rate Indicating
Parker Hannifin Corporation Div Village Marine Tech
Cross-Reference Index
Part NumberManufacturer
PR52THRUPR57 ITEM4 Circor Aerospace, Inc. Dba Circor Aerospace Inc (USA)
4012-53 Circor Aerospace, Inc. Dba Circor Aerospace Inc (USA)
Related Parts
5331-01-022-3839INTERCHANGEABLE
O-RING
4012-53
5331-01-264-1007INTERCHANGEABLE
O-RING
5945-01-343-0046INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
40253
6680-01-668-7255INTERCHANGEABLE
METER,FLOW RATE INDICATING
40-1253

Frequently Asked Questions

What is NSN 5330-01-271-3583?

NSN 5330-01-271-3583 is a Packing,preformed, manufactured by Circor Aerospace, Inc. Dba Circor Aerospace Inc, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-271-3583?

NSN 5330-01-271-3583 has 2 cross-referenced part numbers: PR52THRUPR57 ITEM4 (Circor Aerospace, Inc. Dba Circor Aerospace Inc), 4012-53 (Circor Aerospace, Inc. Dba Circor Aerospace Inc).

What NSN replaces 5330-01-271-3583?

There are 4 known substitutes for 5330-01-271-3583: 5331-01-022-3839, 5331-01-264-1007, 5945-01-343-0046 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of PR52THRUPR57 ITEM4?

Key specifications for PR52THRUPR57 ITEM4: Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER 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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