PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

F52Indicator,sight,liquid

Ldi Industries, Inc. Dba Ldi Industries Inc · NSN 6680-01-513-1279 · FSC 6680 · No Item Name Available
Verified by PartsTable
NSN 6680-01-513-1279 — this item is cataloged by the U.S. Government under National Stock Number 6680-01-513-1279. Primary manufacturer part number: F52.
Features
  • Indicator,sight,liquid — FSC 6680
  • 4 verified cross-references
  • Primary manufacturer: Ldi Industries, Inc. Dba Ldi Industries Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Indicator,sight,liquid, cataloged under National Stock Number 6680-01-513-1279, is classified within Federal Supply Class 6680 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Ldi Industries, Inc. Dba Ldi Industries Inc. This item has 4 commercial cross-references from 2 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
NSN6680-01-513-1279
Primary Part NumberF52
Item NameIndicator,sight,liquid
FSC / FSG6680 / 66 — No Item Name Available
ManufacturerLdi Industries, Inc. Dba Ldi Industries Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5310-00-275-0814BS1026PC14 INTERCHANGEABLE
Nut,plain,hexagon
Circor Naval Solutions Llc Dba Warren Pumps
5950-00-487-1990F52 INTERCHANGEABLE
Reactor
B G Laboratories Inc.
2540-00-622-3929D11708-40-19 INTERCHANGEABLE
Flange,pump,deliver
Randall Mfg. Co., Inc.
4820-00-959-5633F52 INTERCHANGEABLE
Valve,safety Relief
Imi Cash Valve Inc
5120-01-367-3523F52E INTERCHANGEABLE
Screwdriver Attachment,socket Wr
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
Cross-Reference Index
Part NumberManufacturer
1201-291 REV A ITEM NO. 32 Indal Technologies Inc (CAN)
F52 PRIMARY Ldi Industries, Inc. Dba Ldi Industries Inc (USA)
1205-1281-1 Indal Technologies Inc (CAN)
1201-290 REV A ITEM NO. 38 Indal Technologies Inc (CAN)
Related Parts
5310-00-275-0814INTERCHANGEABLE
NUT,PLAIN,HEXAGON
BS1026PC14
5950-00-487-1990INTERCHANGEABLE
REACTOR
F52
2540-00-622-3929INTERCHANGEABLE
FLANGE,PUMP,DELIVER
D11708-40-19
4820-00-959-5633INTERCHANGEABLE
VALVE,SAFETY RELIEF
F52
5120-01-367-3523INTERCHANGEABLE
SCREWDRIVER ATTACHMENT,SOCKET WR
F52E

Frequently Asked Questions

What is NSN 6680-01-513-1279?

NSN 6680-01-513-1279 is a Indicator,sight,liquid, manufactured by Ldi Industries, Inc. Dba Ldi Industries Inc, classified under FSC 6680 (No Item Name Available). Status: active.

What are the part numbers for NSN 6680-01-513-1279?

NSN 6680-01-513-1279 has 4 cross-referenced part numbers: 1201-291 REV A ITEM NO. 32 (Indal Technologies Inc), F52 (Ldi Industries, Inc. Dba Ldi Industries Inc), 1205-1281-1 (Indal Technologies Inc), 1201-290 REV A ITEM NO. 38 (Indal Technologies Inc).

What NSN replaces 6680-01-513-1279?

There are 5 known substitutes for 6680-01-513-1279: 5310-00-275-0814, 5950-00-487-1990, 2540-00-622-3929 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of F52?

Key specifications for F52: End Item Identification: DOOR,HELD HANGER,VERT FLDG. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com