PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

15358-1Diaphragm

Fairchild Industrial Products Company · NSN 6685-01-051-2961 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-01-051-2961 — this item is cataloged by the U.S. Government under National Stock Number 6685-01-051-2961. Primary manufacturer part number: 15358-1.
Features
  • Diaphragm — FSC 6685
  • 3 verified cross-references
  • Primary manufacturer: Fairchild Industrial Products Company
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Diaphragm, cataloged under National Stock Number 6685-01-051-2961, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Fairchild Industrial Products Company. This item has 3 commercial cross-references from 2 manufacturers, 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
NSN6685-01-051-2961
Primary Part Number15358-1
Item NameDiaphragm
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerFairchild Industrial Products Company
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5305-00-411-9295153581 INTERCHANGEABLE
Screw,cap,hexagon Head
Cummins Inc.
1610-00-531-989415358-1 INTERCHANGEABLE
Parts Kit,stop Moto
Hamilton Sundstrand Corporation Dba Collins Aerospace
5340-00-679-8581153581 INTERCHANGEABLE
Bracket,angle
Telemechanics Inc
5930-01-422-2523153581 INTERCHANGEABLE
Switch,flow
Setra Systems, Inc. Dba Gems Sensors
Cross-Reference Index
Part NumberManufacturer
EB-7031 Deltech Engineering Ltd (GBR)
EB-7031 Fairchild Industrial Products Company (USA)
15358-1 PRIMARY Fairchild Industrial Products Company (USA)
Related Parts
5305-00-411-9295INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
153581
1610-00-531-9894INTERCHANGEABLE
PARTS KIT,STOP MOTO
15358-1
5340-00-679-8581INTERCHANGEABLE
BRACKET,ANGLE
153581
5930-01-422-2523INTERCHANGEABLE
SWITCH,FLOW
153581

Frequently Asked Questions

What is NSN 6685-01-051-2961?

NSN 6685-01-051-2961 is a Diaphragm, manufactured by Fairchild Industrial Products Company, classified under FSC 6685 (No Item Name Available). Status: active.

What are the part numbers for NSN 6685-01-051-2961?

NSN 6685-01-051-2961 has 3 cross-referenced part numbers: EB-7031 (Deltech Engineering Ltd), EB-7031 (Fairchild Industrial Products Company), 15358-1 (Fairchild Industrial Products Company).

What NSN replaces 6685-01-051-2961?

There are 4 known substitutes for 6685-01-051-2961: 5305-00-411-9295, 1610-00-531-9894, 5340-00-679-8581 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 15358-1?

Key specifications for 15358-1: End Item Identification: HILLER INDUSTRIES RATIO RELAY MDL 21; BOILERS,1200 PSI. 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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