PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

14-087Bulb,pressure and Circulating,la

Fisher Scientific Company L.l.c. · NSN 6640-01-409-6094 · FSC 6640 · No Item Name Available
Verified by PartsTable
NSN 6640-01-409-6094 — this item is cataloged by the U.S. Government under National Stock Number 6640-01-409-6094. Primary manufacturer part number: 14-087.
Features
  • Bulb,pressure and Circulating,la — FSC 6640
  • Criticality Code Justification: ZZZW
  • Departure From Cited Document: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS
  • 3 verified cross-references
  • Primary manufacturer: Fisher Scientific Company L.l.c.
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
General Description

The Bulb,pressure and Circulating,la, cataloged under National Stock Number 6640-01-409-6094, is classified within Federal Supply Class 6640 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Fisher Scientific Company L.l.c.. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6640-01-409-6094
Primary Part Number14-087
Item NameBulb,pressure and Circulating,la
FSC / FSG6640 / 66 — No Item Name Available
ManufacturerFisher Scientific Company L.l.c.
StatusACTIVE
Criticality Code JustificationZZZW
Departure From Cited DocumentMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5310-00-423-526314087 INTERCHANGEABLE
Nut,plain,hexagon
Star Stainless Screw Co
6685-00-427-758735 1009 AW 02L 0/600# INTERCHANGEABLE
Gage,pressure,dial Indicating
Ashcroft Inc Dba Heise
6640-00-494-3726 INTERCHANGEABLE
Bulb,pressure and Circulating,la
4820-01-193-347114087 INTERCHANGEABLE
Crosshead,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
5330-01-549-913214087 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
Cross-Reference Index
Part NumberManufacturer
14-087 Fisher Scientific Company L.l.c. (USA)
MS36074-1 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
SK-P-768ITEMF4 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
Related Parts
5310-00-423-5263INTERCHANGEABLE
NUT,PLAIN,HEXAGON
14087
6685-00-427-7587INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
35 1009 AW 02L 0/600#
6640-00-494-3726INTERCHANGEABLE
BULB,PRESSURE AND CIRCULATING,LA
4820-01-193-3471INTERCHANGEABLE
CROSSHEAD,VALVE
14087
5330-01-549-9132INTERCHANGEABLE
SEAL,PLAIN ENCASED
14087

Frequently Asked Questions

What is NSN 6640-01-409-6094?

NSN 6640-01-409-6094 is a Bulb,pressure and Circulating,la, manufactured by Fisher Scientific Company L.l.c., classified under FSC 6640 (No Item Name Available). Status: active.

What are the part numbers for NSN 6640-01-409-6094?

NSN 6640-01-409-6094 has 3 cross-referenced part numbers: 14-087 (Fisher Scientific Company L.l.c.), MS36074-1 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), SK-P-768ITEMF4 (Electric Boat Corporation Div General Dynamics Electric Boat).

What NSN replaces 6640-01-409-6094?

There are 5 known substitutes for 6640-01-409-6094: 5310-00-423-5263, 6685-00-427-7587, 6640-00-494-3726 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 14-087?

Key specifications for 14-087: Criticality Code Justification: ZZZW; Departure From Cited Document: 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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