NSN 6685-01-549-3771 · NIIN 015493771 · Part number 25517-21E21ABB2-GBK
3d Instruments Llc. Dba Sierra Precision · FSC 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments · FSG 66 — Instruments and Laboratory Equipment · CAGE 64528
Government record, cited
NSN 6685-01-549-3771 — this item is cataloged by the U.S. Government under National Stock Number 6685-01-549-3771. Manufacturer of record part number: 25517-21E21ABB2-GBK.
Also searched as6685-01-549-3771 ·
6685015493771 ·
NIIN 015493771 ·
01-549-3771 ·
FSC 6685 Pressure, Temperature, and Humidity Measuring and Controlling Instruments · CAGE 64528 · 25517-21E21ABB2-GBK
Scale Range: +0.0 TO 200.0 POUNDS PER SQUARE INCH LBS
Scale Type: DIAL
Dial Size: 12 IN DIAM IN
Pointer Color: BLACK
Material: PLASTIC CASE
1 manufacturer part number on file
Manufacturer of record: 3d Instruments Llc. Dba Sierra Precision
Identification
NSN: 6685-01-549-3771
NIIN: 015493771
FSC: 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: 25517-21E21ABB2-GBK
Manufacturer: 3d Instruments Llc. Dba Sierra Precision
General Description
The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-01-549-3771, is classified within Federal Supply Class 6685 (Pressure, Temperature, and Humidity Measuring and Controlling Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is 3d Instruments Llc. Dba Sierra Precision. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
6685-01-549-3771
Primary Part Number
25517-21E21ABB2-GBK
Item Name
Gage,pressure,dial Indicating
FSC / FSG
6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
Manufacturer
3d Instruments Llc. Dba Sierra Precision
Status
ACTIVE
Scale Range
+0.0 TO 200.0 POUNDS PER SQUARE INCH LBS
Scale Type
DIAL
Dial Size
12 IN DIAM IN
Pointer Color
BLACK
Material
PLASTIC CASE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Other items in FSC 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6685-00-001-1475
6685-00-001-1475 · Item name not on file
6685-00-001-1503
CONTROL,TOTALIZER
6685-00-001-1643
6685-00-001-1643 · Item name not on file
6685-00-001-1711
GAGE,PRESSURE,DIAL INDICATING
6685-00-001-2099
6685-00-001-2099 · Item name not on file
6685-00-001-2100
6685-00-001-2100 · Item name not on file
6685-00-001-2101
6685-00-001-2101 · Item name not on file
6685-00-001-2102
6685-00-001-2102 · Item name not on file
Frequently Asked Questions
What is NSN 6685-01-549-3771?
NSN 6685-01-549-3771 is a Gage,pressure,dial Indicating, manufactured by 3d Instruments Llc. Dba Sierra Precision, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
What part numbers are listed for NSN 6685-01-549-3771?
NSN 6685-01-549-3771 has 1 manufacturer part number on file: 25517-21E21ABB2-GBK (3d Instruments Llc. Dba Sierra Precision).
What are the specifications of 25517-21E21ABB2-GBK?
Key specifications for 25517-21E21ABB2-GBK: Scale Range: +0.0 TO 200.0 POUNDS PER SQUARE INCH LBS; Scale Type: DIAL; Dial Size: 12 IN DIAM IN; Special Features: GASEOUS O2 CLEAN PER 3D SPEC RYY110-102. 5 specifications are documented in the U.S. Government catalog.
Is NSN 6685-01-549-3771 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.