Fiber optic connectors manufacturing · New Hampshire

Teledyne Instruments Inc. d/b/a/ Teledyne D.G.O'Brien

Portsmouth, NH · ~246 workers · 3 years of OSHA Injury Tracking Application data.

B
Good Safety Record
1.8
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

Teledyne Instruments Inc. d/b/a/ Teledyne D.G.O'Brien runs at 55% of its industry's injury rate - safer than the typical Fiber optic connectors manufacturing workplace, earning a grade B.

Teledyne Instruments Inc. d/b/a/ Teledyne D.G.O'Brien: 1.8 TCR = 55% of Fiber optic connectors manufacturing BLS 3.3 · 3y Form 300A (see methodology below)

Teledyne Instruments Inc. d/b/a/ Teledyne D.G.O'Brien safety composite

Teledyne Instruments Inc. d/b/a/ Teledyne D.G.O'Brien scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on dart rate (safer than 35%), 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).

D

42/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
D 1.83 per 100 workers

Safer than 43% of industry peers

DART rate
D 1.27 per 100 workers

Safer than 35% 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%).

Rising injury rate

Teledyne Instruments Inc. d/b/a/ Teledyne D.G.O'Brien: 0.4 → 2.5 TCR

Peak year 2023 @ 2.6 TCR · DART/TCR 0.69× in 2024

Teledyne Instruments Inc. d/b/a/ Teledyne D.G.O'Brien's TCR rose 2.2 from 0.4 in 2022 to 2.5 in 2024. Peak filing year was 2023 at 2.6 TCR. In 2024, DART was 0.69× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 334417 · Portsmouth, NH AT/BELOW-IND · MID

Grade B · TCR 1.8 · 55% of ind

  • DART 1.3 DART
  • RANK #4/8
  • PHOTO Ardent Concepts
  • BOOK 3y book
  • INJ 13 inj
  • SIZE ~246 FTE

Nearest TCR peer: Ardent Concepts (0.0 TCR gap)

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

Teledyne Instruments Inc. d/b/a/ Teledyne D.G.O'Brien in the TCR neighbourhood

Average Total Case Rate among this establishment and nearest same-industry peers

TCR

What this shows Teledyne Instruments Inc. d/b/a/ Teledyne D.G.O'Brien averages 1.8 TCR (55% of the Fiber optic connectors manufacturing BLS benchmark).

Source U.S. Department of Labor, OSHA Injury Tracking Application (Form 300A) As of 2026-08-25

Teledyne Instruments Inc. d/b/a/ Teledyne D.G.O'Brien TCR series: 2022=0.4 · 2023=2.6 · 2024=2.5 · BLS 3.3

Where Teledyne Instruments Inc. d/b/a/ Teledyne D.G.O'Brien falls in its industry

166 Fiber optic connectors manufac establishments

Safer than 43% of graded establishments in this industry, whose median TCR is 1.6.

More dangerous than peersSafer than peers

Narrower to New Hampshire alone (the establishments it most directly competes with for workers and contracts): ranked #4 safest of 8 Fiber optic connectors manufac employers in New Hampshire.

Teledyne Instruments Inc. d/b/a/ Teledyne D.G.O'Brien (246 employees, TCR 1.8) among 29 same-industry peers, split at the industry median of 144 employees and a TCR of 1.6 2×2 strategic matrix plotting 30 entities by Average employees (X) and Total Case Rate (Y), with a crosshair dividing the plot into four quadrants. Larger & higher-riskSmaller & higher-riskLarger & saferSmaller & safer than peers 05001,0001,500 0246 Average employees Total Case Rate Teledyne Instruments Inc. d/b/a/ Teledyne D.G.O'Brien
Teledyne Instruments Inc. d/b/a/ Teledyne D.G.O'Brien (246 employees, TCR 1.8) among 29 same-industry peers, split at the industry median of 144 employees and a TCR of 1.6

Teledyne Instruments Inc. d/b/a/ Teledyne D.G.O'Brien has more employees than the Fiber optic connectors manufacturing median and a higher injury rate than the industry's median TCR of 1.6. 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 Illnesses Fatalities
2024 2.5 1.3 6 0 0
2023 2.6 1.3 6 0 0
2022 0.4 0.0 1 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

334417 · NH · Portsmouth

166 Fiber optic connectors manufacturing employers nationwide with a credible TCR · 2,718 rated employers in New Hampshire with headcount on file · 119 employers in Portsmouth, NH · 4 cross-state NAT-TCR peers · 4 cross-state NAT-SIZE peers. Closest matches by relationship code are listed below.

Rel Establishment Metric
NAICS-TCR Ardent Concepts 1.8 TCR
NAICS-TCR RI95 AMETEK-SEACON PHOENIX 1.8 TCR
NAICS-TCR Molex-Upland 1.8 TCR
NAICS-TCR 2967-OH06 1.9 TCR
STATE-SIZE CGI Federal Inc - National Passport Center 247 FTE
STATE-SIZE Easterseals - 200 Zachary Rd-Manchester 245 FTE
STATE-SIZE Hubbell Burndy 248 FTE
STATE-SIZE Market Basket #31 244 FTE
CITY-NEAR Lonza Portsmouth 1,182 FTE
CITY-NEAR Portsmouth Regional Hospital 1,160 FTE
CITY-NEAR LDRM Visa Support Services NVC-DTSV 339 FTE
CITY-NEAR LDRM Visa Support Services NVC-LWH 330 FTE
NAT-TCR OMNI DC West Warehouse 1.8 TCR
NAT-TCR John Jackson Masonry 1.8 TCR
NAT-TCR Lathrop 1.8 TCR
NAT-TCR Branch 1/5/8/12 - Hot Springs 1.8 TCR
NAT-SIZE Seneca Foods 246 FTE
NAT-SIZE Continental Global Material Handling LLC Winfield 246 FTE
NAT-SIZE Dunes Surgical Hospital 246 FTE
NAT-SIZE 0215 - St Cloud Crossroads 246 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: 2024, 2023, 2022. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.