PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

239-T-350042Gasket,back Cap

Apd Cryogenics Inc · NSN 4310-00-779-0158 · FSC 4310 · No Item Name Available
Verified by PartsTable
NSN 4310-00-779-0158 — this item is cataloged by the U.S. Government under National Stock Number 4310-00-779-0158. Primary manufacturer part number: 239-T-350042.
Features
  • Gasket,back Cap — FSC 4310
  • 2 verified cross-references
  • Primary manufacturer: Apd Cryogenics Inc
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Gasket,back Cap, cataloged under National Stock Number 4310-00-779-0158, is classified within Federal Supply Class 4310 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Apd Cryogenics Inc. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameGasket,back Cap
FSC / FSG4310 — No Item Name Available (FSG 43)
ManufacturersApd Cryogenics Inc (CAGE 32573)
Technical Specifications
ParameterValue
NSN4310-00-779-0158
Primary Part Number239-T-350042
Item NameGasket,back Cap
FSC / FSG4310 / 43 — No Item Name Available
ManufacturerApd Cryogenics Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5340-00-244-7325C15499 INTERCHANGEABLE
Seal,strapping
Band-It-Idex Inc Unit of Idex Corp
6105-00-248-3867C48H501 INTERCHANGEABLE
Motor,alternating Current
Reliance Electric Company Dba Reliance & Dodge Brands
2940-00-364-4956SA15417 INTERCHANGEABLE
Filter Element,fluid
Parker-Hannifin Corporation
3040-00-462-4900C154 INTERCHANGEABLE
Clamp,hub
Designatronics Incorporated Div Sterling Instruments Div
5140-01-049-7637C154 INTERCHANGEABLE
Roll,tools and Accessories
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
4820-01-119-9482C154 INTERCHANGEABLE
Seat,valve
Hunt Valve Company, Inc.
Cross-Reference Index
Part NumberManufacturer
239-T-350042 PRIMARY Apd Cryogenics Inc (USA)
C154 Apd Cryogenics Inc (USA)
Related Parts
5340-00-244-7325INTERCHANGEABLE
SEAL,STRAPPING
C15499
6105-00-248-3867INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
C48H501
2940-00-364-4956INTERCHANGEABLE
FILTER ELEMENT,FLUID
SA15417
3040-00-462-4900INTERCHANGEABLE
CLAMP,HUB
C154
5140-01-049-7637INTERCHANGEABLE
ROLL,TOOLS AND ACCESSORIES
C154
4820-01-119-9482INTERCHANGEABLE
SEAT,VALVE
C154

Frequently Asked Questions

What is NSN 4310-00-779-0158?

NSN 4310-00-779-0158 is a Gasket,back Cap, manufactured by Apd Cryogenics Inc, classified under FSC 4310 (No Item Name Available). Status: active.

What are the part numbers for NSN 4310-00-779-0158?

NSN 4310-00-779-0158 has 2 cross-referenced part numbers: 239-T-350042 (Apd Cryogenics Inc), C154 (Apd Cryogenics Inc).

What NSN replaces 4310-00-779-0158?

There are 6 known substitutes for 4310-00-779-0158: 5340-00-244-7325, 6105-00-248-3867, 2940-00-364-4956 and 3 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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