PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2INDigital Photometer

Hamilton Associates Inc Div Air Techniques International (ati) · NSN 6630-01-627-4521 · FSC 6630 · No Item Name Available
Verified by PartsTable
NSN 6630-01-627-4521 — this item is cataloged by the U.S. Government under National Stock Number 6630-01-627-4521. Primary manufacturer part number: 2IN.
Features
  • Digital Photometer — FSC 6630
  • Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVSUP-WSS ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS
  • Criticality Code Justification: ZZZY
  • 1 verified cross-reference
  • Primary manufacturer: Hamilton Associates Inc Div Air Techniques International (ati)
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Digital Photometer, cataloged under National Stock Number 6630-01-627-4521, is classified within Federal Supply Class 6630 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Hamilton Associates Inc Div Air Techniques International (ati). Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6630-01-627-4521
Primary Part Number2IN
Item NameDigital Photometer
FSC / FSG6630 / 66 — No Item Name Available
ManufacturerHamilton Associates Inc Div Air Techniques International (ati)
StatusACTIVE
Reference Number Differentiating CharacteristicsMATERIAL WILL BE IN ACCORDANCE WITH NAVSUP-WSS ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS
Criticality Code JustificationZZZY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
8020-00-051-7098 INTERCHANGEABLE
Brush,artist's
3456-00-498-53492 IN INTERCHANGEABLE
Punch and Die
Rotex Punch Company, Inc Dba Uni-Wrap
Cross-Reference Index
Part NumberManufacturer
2IN Hamilton Associates Inc Div Air Techniques International (ati) (USA)
Related Parts
8020-00-051-7098INTERCHANGEABLE
BRUSH,ARTIST'S
3456-00-498-5349INTERCHANGEABLE
PUNCH AND DIE
2 IN

Frequently Asked Questions

What is NSN 6630-01-627-4521?

NSN 6630-01-627-4521 is a Digital Photometer, manufactured by Hamilton Associates Inc Div Air Techniques International (ati), classified under FSC 6630 (No Item Name Available). Status: active.

What are the part numbers for NSN 6630-01-627-4521?

NSN 6630-01-627-4521 has 1 cross-referenced part number: 2IN (Hamilton Associates Inc Div Air Techniques International (ati)).

What NSN replaces 6630-01-627-4521?

There are 2 known substitutes for 6630-01-627-4521: 8020-00-051-7098, 3456-00-498-5349. Verify interchangeability with system specifications before substitution.

What are the specifications of 2IN?

Key specifications for 2IN: Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVSUP-WSS ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS; Criticality Code Justification: ZZZY. 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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