Air cowls, sheet metal (except stampings), manufacturing · California

MASS Precision, Inc.

Name: MASS Precision, Inc. Workplace Safety Data
Creator: PlainSafetyScore
License: https://creativecommons.org/publicdomain/zero/1.0/

San Jose, CA · ~405 workers · 4 years of OSHA Injury Tracking Application data.

Compiled by PlainSafetyScore · August 25, 2026

C
Average Safety Record: 3.7
Avg TCR: 3.3
Industry avg: 0
Fatalities

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The verdict

MASS Precision, Inc. runs at 113% of its industry's injury rate - about level with the typical Air cowls, sheet metal (except stampings), manufacturing workplace, earning a grade C.

MASS Precision, Inc.: 3.7 TCR = 113% of Air cowls, sheet metal (except stampings), manufacturing BLS 3.3 · 4y Form 300A (see methodology below)

MASS Precision, Inc. safety composite

MASS Precision, Inc. scores strongest on total case rate (tcr) (safer than 60% of same-industry peers) and weakest on fatalities (safer than 51%), blended into one 0-100 breakdown against same-industry peers. A missing measure drops out and redistributes its weight rather than deflating the score. This is a per-dimension breakdown, distinct from the single letter grade above it (which weights TCR alone against the BLS industry benchmark).

55/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR): C 3.74 per 100 workers

Safer than 60% of industry peers
DART rate: D 1.7 per 100 workers

Safer than 52% of industry peers
Fatalities: D 0

Safer than 51% of industry peers

Benchmarked live against every credibly-rated employer in the same NAICS industry code in the current OSHA extract (a segment must have at least 8 rated peers to benchmark). Not a legal or compliance determination; PlainSafetyScore's own weighting (TCR 40%, DART 35%, fatalities 25%).

TCR Δ

−5.0

2017→2023

MASS Precision, Inc. injury rate improved

MASS Precision, Inc.'s TCR fell 5.0 from 6.7 in 2017 to 1.7 in 2023. Peak filing year was 2017 at 6.7 TCR. In 2023, DART was 0.45× this establishment's average TCR (severity share of cases).

2017=6.7 · 2019=2.3 · 2022=4.3 · 2023=1.7

OSHA ITA Form 300A scorecard

Establishment book 332322 · San Jose, CA ABOVE-IND · MID

Grade C · TCR 3.7 · 113% of ind

DART 1.7 DART
RANK #34/98
PHOTO PCI INDUSTRIES (Pott…
BOOK 4y book
INJ 63 inj
SIZE ~405 FTE

Nearest TCR peer: PCI INDUSTRIES (Pottorff) (0.0 TCR gap)

Read with this employer → · Industry book → · California employers → · Look up another →

Burton Blvd

3.8
264152

3.8
This site

3.7
PCI INDUSTRIES

3.7
LJ Fabricators

3.7

What this shows MASS Precision, Inc. averages 3.7 TCR (113% of the Air cowls, sheet metal (except stampings), manufacturing BLS benchmark).

MASS Precision, Inc. TCR series: 2017=6.7 · 2019=2.3 · 2022=4.3 · 2023=1.7 · BLS 3.3

Where MASS Precision, Inc. falls in its industry

1,158 Air cowls, sheet metal (except establishments

Safer than 60% of graded establishments in this industry, whose median TCR is 4.5.

Grade C

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #34 safest of 98 Air cowls, sheet metal (except employers in California.

MASS Precision, Inc. (405 employees, TCR 3.7) among 29 same-industry peers, split at the industry median of 58 employees and a TCR of 4.5

MASS Precision, Inc. has more employees than the Air cowls, sheet metal (except stampings median and a lower injury rate than the industry's median TCR of 4.5. Workforce size and injury rate do not always move together within the same industry -- some of its smaller peers run higher rates than its larger ones, and vice versa.

Year-by-Year Safety Data

Year	TCR	DART	Injuries
2023	1.7	1.7	6
2022	4.3	4.3	19
2019	2.3	2.3	10
2017	6.7	6.0	28

OSHA ITA peer cross-reference

Establishment peer ledger

332322 · CA · San Jose

1,158 Air cowls, sheet metal (except stampings), manufacturing employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 1,102 employers in San Jose, CA · 4 cross-state NAT-TCR peers · 4 cross-state NAT-SIZE peers. Closest matches by relationship code are listed below.

Rel	Establishment	Place	Metric
NAICS-TCR	PCI INDUSTRIES (Pottorff)	FORT WORTH, TX	3.7 TCR
NAICS-TCR	Burton Blvd	DE FOREST, WI	3.8 TCR
NAICS-TCR	264152	MACON, GA	3.8 TCR
NAICS-TCR	LJ Fabricators	ROCKFORD, IL	3.7 TCR
STATE-SIZE	Nekter Juice Bar Inc	COSTA MESA	405 FTE
STATE-SIZE	Ultra Clean Technology - Hayward	HAYWARD	405 FTE
STATE-SIZE	WM 2242	ANAHEIM	405 FTE
STATE-SIZE	2242	ANAHEIM	405 FTE
CITY-NEAR	2636-CALIFORNIA.SAN JOSE	San Jose	11,308 FTE
CITY-NEAR	Santa Clara Valley Healthcare, Valley Medical Center (Hospital & Clinics)	San Jose	7,299 FTE
CITY-NEAR	Rosendin - Main	San Jose	6,964 FTE
CITY-NEAR	Santa Clara Valley Medical Center (SCVMC & Clinics)	San Jose	6,576 FTE
NAT-TCR	Fresh Market 17th South	Salt Lake City, UT	3.7 TCR
NAT-TCR	Suwannee River Chemical	White Springs, FL	3.7 TCR
NAT-TCR	Environmental Projects, Inc.	Auburn, ME	3.7 TCR
NAT-TCR	Southwest Health EMS	Platteville, WI	3.7 TCR
NAT-SIZE	Paul Reed Smith Guitars	Stevensville, MD	405 FTE
NAT-SIZE	Duracell LaGrange Plant	Lagrange, GA	405 FTE
NAT-SIZE	72 Hin1000	Hinckley, OH	405 FTE
NAT-SIZE	North Plant	Oshkosh, WI	405 FTE

Rel codes: NAICS-TCR · STATE-SIZE · CITY-NEAR · NAT-TCR/NAT-SIZE cross-state. Read with this employer →

Data Source: OSHA Injury Tracking Application (ITA), mandatory establishment-level injury/illness reports. Grades compare employer Total Case Rate (TCR) to BLS IIF industry benchmarks. Data covers years reported by this establishment: 2023, 2022, 2019, 2017. This is publicly available government data - not a legal determination of workplace conditions.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from official public datasets. See our methodology for details.