Also searched as5220-01-161-0509 ·
5220011610509 ·
NIIN 011610509 ·
01-161-0509 ·
FSC 5220 Inspection Gages and Precision Layout Tools
Nearby stock numbers← 5220-01-161-0508 Base Block
·
5220-01-161-0510 Gage, Drop Check →
Features
Reverse Reading Block — FSC 5220
General Characteristics Item Description: ITEM IS WITH 0.265625 IN. TIE ROD HOLE FOR TEMPORARY EXTENSION OF CAPACITY WITH SQUARE STYLE GAGE BLOCKS IN
Identification
NSN: 5220-01-161-0509
NIIN: 011610509
FSC: 5220 — Inspection Gages and Precision Layout Tools
FSG: 52 — Measuring Tools
General Description
The Reverse Reading Block, cataloged under National Stock Number 5220-01-161-0509, is classified within Federal Supply Class 5220 (Inspection Gages and Precision Layout Tools) of the Measuring Tools group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5220-01-161-0509
Item Name
Reverse Reading Block
FSC / FSG
5220 / 52 — Inspection Gages and Precision Layout Tools
Status
ACTIVE
General Characteristics Item Description
ITEM IS WITH 0.265625 IN. TIE ROD HOLE FOR TEMPORARY EXTENSION OF CAPACITY WITH SQUARE STYLE GAGE BLOCKS IN
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
HG 525.60
3/9Design control — primary reference
L.s. Starrett Company, the Dba Webber Gage Div Div Webber Gage Division
No interchangeability data on file.
Other items in FSC 5220 — Inspection Gages and Precision Layout Tools
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5220-00-001-1255
LEVEL,PRECISION,MASTER
5220-00-001-2242
5220-00-001-2242 · Item name not on file
5220-00-001-2243
5220-00-001-2243 · Item name not on file
5220-00-001-2673
5220-00-001-2673 · Item name not on file
5220-00-001-2674
5220-00-001-2674 · Item name not on file
5220-00-001-2691
5220-00-001-2691 · Item name not on file
5220-00-001-2692
5220-00-001-2692 · Item name not on file
5220-00-001-2693
5220-00-001-2693 · Item name not on file
Frequently Asked Questions
What is NSN 5220-01-161-0509?
NSN 5220-01-161-0509 is a Reverse Reading Block, classified under FSC 5220, Inspection Gages and Precision Layout Tools. Status: active.
What are the specifications of 5220-01-161-0509?
Key specifications for 5220-01-161-0509: General Characteristics Item Description: ITEM IS WITH 0.265625 IN. TIE ROD HOLE FOR TEMPORARY EXTENSION OF CAPACITY WITH SQUARE STYLE GAGE BLOCKS IN; End Item Identification: F15 AND F-16. 1 specification is documented in the U.S. Government catalog.
Is NSN 5220-01-161-0509 hazardous material?
No hazard code in the DLA record (HMIC N). 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.